7Baggers

Universal Logistics Holdings, Inc
(NASDAQ:ULH) 

ULH stock logo

Universal Logistics Holdings, Inc. provides transportation and logistics solutions in the United States, Mexico, Canada, and Colombia. It offers truckload services, which include dry van, flatbed, heavy-haul, and refrigerated operations; domestic and international freight forwarding, and customs bro...

Founded: 1837
Full Time Employees: 3,423
Sector: Industrials
Industry: Trucking

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Quarterly
Annual
    Unit: USD2026-04-04 2025-12-31 2025-09-27 2025-06-28 2025-03-29 2024-12-31 2024-09-28 2024-06-29 2024-03-30 2023-12-31 2023-09-30 2023-07-01 2023-04-01 2022-12-31 2022-10-01 2022-07-02 2022-04-02 2021-12-31 2021-10-02 2021-07-03 2021-04-03 2020-12-31 2020-10-03 2020-07-04 2020-04-04 2019-12-31 2019-09-28 2019-06-29 2019-03-30 2018-12-31 2018-09-29 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-07-01 2017-04-01 2016-12-31 2016-10-01 2016-07-02 2016-04-02 2015-12-31 2015-09-26 2015-06-27 2015-03-28 2014-12-31 2014-09-27 2014-06-28 2014-03-29 2013-12-31 2013-09-28 2013-06-29 2013-03-30 2012-12-31 2012-09-29 2012-06-30 2012-03-31 2011-12-31 2011-10-01 2011-07-02 2011-04-02 2010-12-31 2010-10-02 2010-07-03 2010-04-03 2009-12-31 2009-09-26 2009-06-27 2009-03-28 2008-12-31 2008-09-27 2008-06-28 2008-03-29 2007-12-31 2007-09-29 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-07-01 2006-04-01 2005-12-31 2005-10-01 2005-07-02 2005-04-02 2004-12-31 
                                                                                          
      operating revenues:
                                                                                          
      truckload services
    33,977,000 33,529,750 50,419,000 45,922,000 37,778,000 43,136,750 63,641,000 66,876,000 42,030,000 41,964,500 69,598,000 51,860,000 46,401,000 44,162,750 58,107,000 61,061,000 57,483,000 46,010,000 65,458,000 58,880,000 59,702,000 37,908,250 52,212,000 40,523,000 58,898,000 48,283,250 62,615,000 64,846,000 65,671,000 60,013,250 80,204,000 82,657,000 77,192,000 57,761,500 82,812,000 76,744,000 71,490,000                                                  
      brokerage services
    16,753,000 16,066,000 18,011,000 19,571,000 20,265,000 25,545,000 42,440,000 53,661,000 59,614,000 58,132,000 56,894,000 60,325,000 68,673,000 76,091,000 83,687,000 101,929,000 107,172,000 100,143,000 102,229,000 102,532,000 96,919,000 97,116,000 90,568,000 62,782,000 85,900,000 85,260,000 94,442,000 89,371,000 85,867,000 98,133,000 98,801,000 92,486,000 78,159,000 82,199,000 73,285,000 64,714,000 57,989,000                                                  
      intermodal services
    47,312,000 51,930,000 63,966,000 67,745,000 68,455,000 70,379,000 75,558,000 78,069,000 76,715,000 85,426,000 86,630,000 91,585,000 111,026,000 123,077,000 154,391,000 156,865,000 157,613,000 141,723,000 121,018,000 106,601,000 103,716,000 105,887,000 94,543,000 82,881,000 110,322,000 112,256,000 93,022,000 93,853,000 91,168,000 83,884,000 65,710,000 54,871,000 46,609,000 40,013,000 39,057,000 38,729,000 35,927,000 26,687,250 35,950,000 35,883,000 34,916,000 27,597,750 37,700,000 39,752,000 32,939,000 25,071,000 36,181,000 34,035,000 30,068,000 24,961,000 32,880,000 33,552,000 33,412,000                                  
      dedicated services
    84,118,000 84,912,000 86,171,000 81,828,000 85,007,000 77,821,000 87,357,000 90,715,000 88,316,000 85,540,000 86,701,000 86,069,000 85,232,000 83,038,000 86,613,000 79,452,000 75,487,000 54,003,000 51,742,000 50,396,000 47,961,000 38,524,000 39,376,000 18,031,000 31,579,000 33,046,000 32,730,000 35,867,000 37,021,000 33,298,000 30,941,000 28,708,000 28,075,000 22,099,000 22,135,000 24,375,000 24,896,000                                                  
      value-added services
    185,415,000 183,733,000 178,219,000 178,728,000 170,885,000 229,536,000 157,837,000 172,843,000 225,232,000 115,806,000 121,428,000 122,733,000 126,064,000 122,470,000 122,894,000 127,875,000 126,106,000 106,665,000 105,147,000 104,374,000 106,933,000 94,640,000 88,289,000 53,763,000 95,463,000 86,928,000 92,676,000 99,238,000 97,679,000 97,305,000 98,636,000 107,203,000 105,078,000 97,844,000 95,712,000 100,637,000 94,140,000 76,509,000 71,956,000 78,206,000 75,554,000 71,535,000 68,400,000 75,105,000 70,218,000 69,837,000 69,170,000 76,009,000 69,480,000 48,199,000 47,936,000 51,181,000 47,770,000                                  
      total operating revenues
    367,575,000 385,427,000 396,786,000 393,794,000 382,390,000 465,131,000 426,833,000 462,164,000 491,907,000 390,920,000 421,251,000 412,572,000 437,396,000 458,721,000 505,692,000 527,182,000 523,861,000 467,372,000 445,594,000 422,783,000 415,231,000 385,953,000 364,988,000 257,980,000 382,162,000 375,931,000 375,485,000 383,175,000 377,406,000 386,378,000 374,292,000 365,925,000 335,113,000 314,023,000 313,001,000 305,199,000 284,442,000 264,051,000 271,493,000 276,813,000 260,394,000 285,991,000 284,214,000 295,007,000 263,561,000 302,480,000 302,128,000 307,549,000 279,364,000 259,548,000 261,663,000 264,172,000 248,109,000 492,782,000 183,321,000 185,055,000 175,848,000 174,634,000 187,546,000 179,961,000 157,630,000 156,133,000 156,462,000 154,304,000 139,044,000 139,849,000 128,458,000 119,897,000 115,026,000 176,968,000 212,994,000 199,420,000 170,135,000 171,528,000 171,776,000 178,179,000 158,877,000 163,829,000 171,907,000 160,006,000 145,885,000 147,241,000 135,637,000 127,516,000 120,945,000  
      operating expenses:
                                                                                          
      purchased transportation and equipment rent
    60,678,000 60,328,500 80,063,000 81,508,000 79,743,000 95,657,000 120,700,000 137,295,000 124,633,000 110,858,500 147,470,000 139,879,000 156,085,000 167,054,000 208,870,000 227,215,000 232,131,000 150,068,250 212,910,000 198,031,000 189,331,000 121,668,500 177,207,000 128,611,000 180,856,000 134,896,000 183,902,000 178,356,000 177,325,000 131,625,500 186,239,000 178,252,000 162,011,000 106,776,000 153,277,000 142,600,000 131,227,000 96,377,250 131,832,000 132,012,000 121,665,000 106,963,000 146,687,000 149,085,000 132,080,000 114,053,000 160,269,000 155,518,000 140,425,000 104,897,500 143,436,000 141,640,000 134,514,000                                  
      direct personnel and related benefits
    176,203,000 127,276,250 176,572,000 168,032,000 164,501,000 102,095,250 132,081,000 135,495,000 140,805,000 103,001,000 134,866,000 138,046,000 139,752,000 97,930,750 127,721,000 127,334,000 136,667,000 84,230,750 118,371,000 111,000,000 107,552,000 60,965,500 88,881,000 57,592,000 97,388,000 69,690,750 91,946,000 93,650,000 93,167,000 65,137,000 87,189,000 87,403,000 85,956,000 58,588,000 77,570,000 81,238,000 75,544,000 48,653,750 65,257,000 65,348,000 64,010,000 39,843,500 54,116,000 53,748,000 51,510,000 38,817,250 47,351,000 55,017,000 52,901,000 33,224,250 43,898,000 45,652,000 43,347,000                                  
      operating supplies and expenses
    48,327,000 39,796,500 57,523,000 50,335,000 51,328,000 54,228,500 60,532,000 63,558,000 92,824,000 32,587,750 43,060,000 41,101,000 46,189,000 33,221,500 44,734,000 46,027,000 42,124,000 28,404,000 43,811,000 32,713,000 37,092,000 19,664,500 31,001,000 16,962,000 30,695,000 22,993,000 30,465,000 30,737,000 30,770,000 22,636,750 32,119,000 30,336,000 28,091,000 22,189,250 28,306,000 31,467,000                                                   
      commission expense
    4,186,000 4,178,000 4,271,000 4,395,000 4,255,000 4,800,000 6,985,000 8,890,000 6,610,000 7,221,000 8,334,000 7,643,000 8,172,000 8,876,000 10,632,000 10,757,000 10,024,000 8,914,000 9,086,000 8,570,000 7,324,000 7,711,000 6,756,000 5,024,000 7,170,000 7,519,000 7,991,000 7,858,000 7,836,000 9,083,000 9,653,000 9,733,000 8,913,000 8,929,000 8,503,000 8,237,000 7,544,000 7,682,000 8,217,000 8,379,000 8,072,000 9,832,000 9,651,000 9,543,000 8,818,000 11,482,000 11,687,000 11,022,000 9,731,000 9,994,000 10,132,000 9,787,000 9,335,000                                  
      occupancy expense
    15,559,000 9,198,500 13,738,000 11,803,000 11,253,000 8,047,250 11,179,000 10,442,000 10,568,000 8,276,500 10,913,000 11,041,000 11,152,000 7,586,250 10,150,000 10,001,000 10,195,000 6,726,250 9,336,000 9,389,000 8,180,000 6,622,250 8,674,000 8,984,000 8,831,000 6,880,750 8,380,000 9,859,000 9,284,000 5,643,500 7,410,000 7,791,000 7,373,000 5,750,250 7,504,000 7,666,000 7,831,000 5,943,000 8,075,000 7,974,000 7,723,000 5,043,250 6,739,000 6,607,000 6,827,000 4,967,500 6,457,000 6,578,000 6,835,000 3,730,750 4,661,000 5,300,000 4,962,000                                  
      general and administrative
    14,604,000 10,207,000 13,625,000 14,026,000 13,177,000 10,310,500 13,037,000 14,699,000 13,507,000 9,741,750 13,633,000 13,418,000 11,256,000 8,656,250 13,021,000 11,541,000 10,063,000 7,466,500 10,998,000 9,693,000 9,176,000 6,022,500 8,586,000 6,580,000 8,924,000 7,577,250 11,435,000 9,633,000 9,241,000 5,838,500 7,750,000 7,618,000 7,987,000 5,855,250 8,968,000 6,495,000 7,958,000                                                  
      insurance and claims
    7,598,000 5,764,250 8,494,000 7,599,000 6,965,000 5,180,500 5,681,000 7,873,000 7,167,000 5,198,750 6,828,000 5,889,000 8,079,000 4,231,250 5,745,000 2,598,000 8,581,000 4,995,500 7,912,000 5,735,000 6,335,000 3,663,750 4,926,000 4,858,000 4,872,000 10,303,750 29,912,000 4,951,000 6,352,000 4,543,250 7,419,000 5,294,000 5,460,000 8,989,500 20,562,000 9,538,000 5,858,000 3,401,750 4,949,000 4,486,000 4,172,000 4,160,750 6,598,000 5,875,000 4,170,000 4,463,250 6,259,000 4,973,000 6,621,000 3,726,250 5,523,000 4,704,000 4,678,000 3,057,750 4,181,000 3,908,000 4,142,000 3,120,250 4,155,000 4,189,000 4,137,000 3,211,250 4,715,000 3,801,000 4,329,000 3,276,750 4,084,000 5,241,000 3,782,000 4,229,000 5,453,000 5,918,000 5,545,000 3,985,500 5,146,000 5,924,000 4,872,000 2,969,250 4,134,000 3,896,000 3,847,000 4,122,000 3,722,000 2,789,000 3,701,000  
      depreciation and amortization
    35,643,000 39,057,000 35,499,000 36,203,000 35,488,000 36,393,000 30,284,000 36,809,000 20,701,000 19,975,000 19,386,000 19,160,000 18,515,000 18,324,000 15,048,000 27,058,000 16,228,000 15,657,000 16,456,000 16,339,000 19,085,000 19,199,000 16,894,000 18,530,000 19,518,000 21,625,000 18,807,000 17,415,000 16,918,000 14,977,000 13,983,000 13,246,000 12,218,000 13,332,000 11,795,000 11,541,000 10,327,000 9,945,000 9,076,000 9,135,000 8,546,000 8,424,000 8,544,000 8,867,000 9,038,000 8,921,000 8,469,000 8,022,000 7,641,000 4,937,000 4,683,000 5,006,000 5,060,000 9,294,000 2,977,000 2,998,000 2,968,000 2,921,000 2,947,000 2,897,000 2,871,000 2,821,000 2,790,000 2,692,000 2,693,000 2,633,000 2,583,000 2,576,000 2,562,000 2,516,000 2,531,000 2,359,000 2,232,000 2,198,000 2,027,000 2,031,000 1,907,000 1,477,000 1,611,000 1,372,000 1,270,000 1,178,000 1,106,000 1,025,000 1,035,000  
      total operating expenses
    362,798,000 411,103,000 471,030,000 373,901,000 366,710,000 426,847,000 384,199,000 415,061,000 416,815,000 356,828,000 384,490,000 376,177,000 399,200,000 410,556,000 435,921,000 462,531,000 466,013,000 443,595,000 428,880,000 391,470,000 384,075,000 362,404,000 342,925,000 247,141,000 358,254,000 360,427,000 382,838,000 352,459,000 350,893,000 368,470,000 351,762,000 339,673,000 318,009,000 300,911,000 316,485,000 298,782,000 275,273,000 258,202,000 261,466,000 260,039,000 246,464,000 267,527,000 267,270,000 272,087,000 248,494,000 283,687,000 279,128,000 283,136,000 264,735,000 240,415,000 239,183,000 240,543,000 228,858,000 444,311,000 175,524,000 177,544,000 170,470,000 168,606,000 179,124,000 173,850,000 153,800,000 150,959,000 151,807,000 150,236,000 137,574,000 136,834,000 125,577,000 117,543,000 114,257,000 172,112,000 204,192,000 191,659,000 164,924,000 164,373,000 163,541,000 170,639,000 153,779,000 155,576,000 162,754,000 151,510,000 138,697,000 139,682,000 128,235,000 120,595,000 115,161,000  
      income from operations
    4,777,000 -25,676,000 -74,244,000 19,893,000 15,680,000 38,284,000 42,634,000 47,103,000 75,092,000 34,092,000 36,761,000 36,395,000 38,196,000 48,165,000 69,771,000 64,651,000 57,848,000 23,777,000 16,714,000 31,313,000 31,156,000 23,549,000 22,063,000 10,839,000 23,908,000 15,504,000 -7,353,000 30,716,000 26,513,000 17,908,000 22,530,000 26,252,000 17,104,000 13,112,000 -3,484,000 6,417,000 9,169,000 5,849,000 10,027,000 16,774,000 13,930,000 18,464,000 16,944,000 22,920,000 15,067,000 18,793,000 23,000,000 24,413,000 14,629,000 19,133,000 22,480,000 23,629,000 19,251,000 48,471,000 7,797,000 7,511,000 5,378,000 6,028,000 8,422,000 6,111,000 3,830,000 5,174,000 4,655,000 4,068,000 1,470,000 3,015,000 2,881,000 2,354,000 769,000 4,856,000 8,802,000 7,761,000 5,211,000 7,155,000 8,235,000 7,540,000 5,098,000 8,253,000 9,153,000 8,496,000 7,188,000 7,559,000 7,402,000 6,921,000 5,784,000  
      yoy
    -69.53% -167.07% -274.14% -57.77% -79.12% 12.30% 15.98% 29.42% 96.60% -29.22% -47.31% -43.71% -33.97% 102.57% 317.44% 106.47% 85.67% 0.97% -24.24% 188.89% 30.32% 51.89% -400.05% -64.71% -9.83% -13.42% -132.64% 17.00% 55.01% 36.58% -746.67% 309.10% 86.54% 124.18% -134.75% -61.74% -34.18% -68.32% -40.82% -26.82% -7.55% -1.75% -26.33% -6.12% 2.99% -1.78% 2.31% 3.32% -24.01% -60.53% 188.32% 214.59% 257.96% 704.10% -7.42% 22.91% 40.42% 16.51% 80.92% 50.22% 160.54% 71.61% 61.58% 72.81% 91.16% -37.91% -67.27% -69.67% -85.24% -32.13% 6.89% 2.93% 2.22% -13.30% -10.03% -11.25% -29.08% 9.18% 23.66% 22.76% 24.27%      
      qoq
    -118.60% -65.42% -473.22% 26.87% -59.04% -10.20% -9.49% -37.27% 120.26% -7.26% 1.01% -4.72% -20.70% -30.97% 7.92% 11.76% 143.29% 42.26% -46.62% 0.50% 32.30% 6.74% 103.55% -54.66% 54.21% -310.85% -123.94% 15.85% 48.05% -20.51% -14.18% 53.48% 30.45% -476.35% -154.29% -30.01% 56.76% -41.67% -40.22% 20.42% -24.56% 8.97% -26.07% 52.12% -19.83% -18.29% -5.79% 66.88% -23.54% -14.89% -4.86% 22.74% -60.28% 521.66% 3.81% 39.66% -10.78% -28.43% 37.82% 59.56% -25.98% 11.15% 14.43% 176.73% -51.24% 4.65% 22.39% 206.11% -84.16% -44.83% 13.41% 48.93% -27.17% -13.11% 9.22% 47.90% -38.23% -9.83% 7.73% 18.20% -4.91% 2.12% 6.95% 19.66%   
      interest income
    2,623,000 2,688,000 2,855,000 2,738,000 2,928,000 2,011,000 1,130,000 909,000 218,000 35,000 45,000 621,000 752,000 116,000 10,000 6,000  2,000 8,000 14,000 18,000 10,000 13,000 15,000 8,000 16,000 14,000 21,000 22,000 20,000 21,000 18,000 17,000 25,000 29,000 24,000 14,000 16,000 15,000 3,000 123,000 18,000 12,000 12,000 13,000 10,000 13,000 8,000 15,000 58,000 19,000 29,000 24,000 196,000 18,000 14,000 13,000 19,000 13,000 31,000 17,000 37,000 33,000 33,000 33,000 19,000 28,000 32,000 11,000 21,000 63,000 25,000 41,000 -181,000 203,000 148,000 208,000 252,000 266,000 319,000 250,000 373,000 198,000 156,000 29,000  
      interest expense
    -12,329,000 -13,434,000 -12,840,000 -11,590,000 -11,152,000 -11,840,000 -8,546,000 -7,792,000 -6,297,000 -6,198,000 -6,540,000 -5,742,000 -5,727,000 -5,430,000 -4,500,000 -3,925,000 -2,433,000 -2,512,000 -3,008,000 -2,940,000 -3,181,000 -3,438,000 -3,518,000 -3,453,000 -4,217,000 -4,483,000 -4,091,000 -4,119,000 -4,391,000 -4,803,000 -4,324,000 -2,972,000 -2,570,000 -2,246,000 -2,537,000 -2,505,000 -2,250,000 -1,969,000 -2,093,000 -2,118,000 -2,086,000 -3,377,000 -2,090,000 -1,913,000 -1,855,000 -2,106,000 -2,062,000 -2,471,000 -1,590,000 -970,000 -1,113,000 -957,000 -1,126,000 -4,198,000 -12,000 -13,000 -1,000 -9,000 -9,000 -4,000  2,000 -2,000 -7,000 -9,000 -152,000 -164,000 -9,000 -31,000 -75,000 -16,000 -26,000 -21,000 -19,000 -12,000 -12,000 -14,000 -9,000 -18,000 -17,000  -131,000  -6,000 -194,000  
      other non-operating income
    295,000 582,000 833,000 149,000 578,000 -1,170,000 4,000 898,000 1,104,000 723,000 588,000 284,000 15,000 1,467,000 -454,000 -823,000 953,000 247,000 -112,000 6,079,000 1,006,000 1,419,000 -494,000 811,000 -3,605,000 606,000 163,000 96,000 953,000 -1,500,000 1,746,000 336,000 -395,000 120,000 721,000 464,000 68,000 514,000 170,000 112,000 138,000 -17,000 135,000 565,000 107,000 132,000 101,000 125,000 89,000 93,000 105,000 127,000 134,000 419,000 1,186,000 669,000 504,000 387,000 233,000 168,000 990,000 149,000 225,000 3,699,000 1,896,000 104,000 -17,000  -526,000 -608,000 2,000 -2,014,000               
      income before income taxes
    -4,634,000 -35,840,000 -83,396,000 11,190,000 8,034,000 27,285,000 35,222,000 41,118,000 70,117,000 28,652,000 30,854,000 31,558,000 33,236,000 44,318,000 64,827,000 59,909,000 56,368,000 21,514,000 13,602,000 34,466,000 28,999,000 21,540,000 18,064,000 8,212,000 16,094,000 11,643,000 -11,267,000 26,714,000 23,097,000 11,625,000 19,973,000 23,634,000 14,156,000                                                      
      income tax expense
    -1,123,000 3,591,000 -8,624,000 2,874,000 2,020,000 7,109,000 8,682,000 10,384,000 17,660,000 7,239,000 7,807,000 7,992,000 8,360,000 10,873,000 16,347,000 15,210,000 14,360,000 5,314,000 3,329,000 8,862,000 7,344,000   2,044,000 3,931,000   6,742,000 5,800,000 2,605,000 4,918,000 5,965,000 3,722,000                                                      
      net income
    -3,511,000 -39,431,000 -74,772,000 8,316,000 6,014,000 20,176,000 26,540,000 30,734,000 52,457,000 21,413,000 23,047,000 23,566,000 24,876,000 33,445,000 48,480,000 44,699,000 42,008,000 16,200,000 10,273,000 25,604,000 21,655,000 16,223,000 13,578,000 6,168,000 12,163,000 8,737,000 -8,420,000 19,972,000 17,297,000 9,020,000 15,055,000 17,669,000 10,434,000 24,401,000 -3,305,000 2,739,000 4,318,000 2,723,000 4,997,000 9,047,000 7,477,000 9,306,000 9,247,000 13,284,000 8,164,000 10,519,000 13,094,000 13,633,000 8,124,000 11,302,000 13,742,000 14,154,000 11,374,000 33,580,000 5,512,000 4,998,000 3,598,000 3,544,000 5,435,000 3,935,000 2,899,000 3,174,000 2,932,000 4,573,000 2,065,000 1,757,000 1,699,000 1,305,000 139,000 2,633,000 5,406,000 3,503,000 3,344,000 4,804,000 5,131,000 4,718,000 3,184,000 5,286,000 5,765,000 5,396,000 4,562,000 4,654,000 4,645,000 4,384,000 3,484,000  
      yoy
    -158.38% -295.44% -381.73% -72.94% -88.54% -5.78% 15.16% 30.42% 110.87% -35.98% -52.46% -47.28% -40.78% 106.45% 371.92% 74.58% 93.99% -0.14% -24.34% 315.11% 78.04% 85.68% -261.26% -69.12% -29.68% -3.14% -155.93% 13.03% 65.78% -63.03% -555.52% 545.09% 141.64% 796.11% -166.14% -69.72% -42.25% -70.74% -45.96% -31.90% -8.41% -11.53% -29.38% -2.56% 0.49% -6.93% -4.72% -3.68% -28.57% -66.34% 149.31% 183.19% 216.12% 847.52% 1.42% 27.01% 24.11% 11.66% 85.37% -13.95% 40.39% 80.65% 72.57% 250.42% 1385.61% -33.27% -68.57% -62.75% -95.84% -45.19% 5.36% -25.75% 5.03% -9.12% -11.00% -12.56% -30.21% 13.58% 24.11% 23.08% 30.94%      
      qoq
    -91.10% -47.27% -999.13% 38.28% -70.19% -23.98% -13.65% -41.41% 144.98% -7.09% -2.20% -5.27% -25.62% -31.01% 8.46% 6.41% 159.31% 57.69% -59.88% 18.24% 33.48% 19.48% 120.14% -49.29% 39.21% -203.76% -142.16% 15.47% 91.76% -40.09% -14.79% 69.34% -57.24% -838.31% -220.66% -36.57% 58.58% -45.51% -44.77% 21.00% -19.65% 0.64% -30.39% 62.71% -22.39% -19.67% -3.95% 67.81% -28.12% -17.76% -2.91% 24.44% -66.13% 509.22% 10.28% 38.91% 1.52% -34.79% 38.12% 35.74% -8.66% 8.25% -35.88% 121.45% 17.53% 3.41% 30.19% 838.85% -94.72% -51.29% 54.32% 4.75% -30.39% -6.37% 8.75% 48.18% -39.77% -8.31% 6.84% 18.28% -1.98% 0.19% 5.95% 25.83%   
      earnings per common share:
                                                                                          
      basic
    -130 -1,490 -2,840 320 230 770 1,010 1,170 1,990 810 880 900 950 1,270 1,840 1,690 1,560 600 380 950 800 600 500 230 450 320 -300 700 610 320 530 620 370 860 -120 100 150 90 180 320 260 330 320 440 270 350 440 450 270 370 460 470 380 680 360 320 230 220 350 250 190 200 180 290 130 110 110 80 10 170 340 220 210 300 320 290 200 320 360 330 280 207.5 290 270 260  
      diluted
    -130 -1,500 -2,840 320 230 760 1,010 1,170 1,990 810 880 900 950 1,280 1,840 1,690 1,560 600 380 950 800 600 500 230 450 320 -300 700 610 320 530 620 370 860 -120 100 150 90 180 320 260 330 320 440 270 350 440 450 270 380 460 470 380 680 360 320 230 220 350 250 190 200 180 290 130 110 110 80 10 170 340 220 210 300 320 290 200 330 360 330 280 207.5 290 270 260  
      weighted-average number of common shares outstanding:
                                                                                          
      basic
    26,353,000 26,328,000 26,330,000 26,331,000 26,320,000 26,315,000 26,318,000 26,317,000 26,307,000 26,284,000 26,286,000 26,287,000 26,281,000 26,469,000 26,278,000 26,453,000 26,864,000 26,919,000 26,919,000 26,919,000 26,916,000 26,997,000 26,919,000 26,919,000 27,223,000 28,069,000 28,263,000 28,383,000 28,380,000 28,383,000 28,382,000 28,395,000 28,386,000 28,425,000 28,441,000 28,443,000 28,435,000 28,411,000 28,413,000 28,414,000 28,402,000 29,233,000 28,661,000 29,979,000 29,992,000 30,013,000 29,947,000 30,054,000 30,112,000 30,064,000 30,065,000 30,054,000 30,054,000 30,032,000 15,491,000 15,494,000 15,537,000 15,594,000 15,574,000 15,614,000 15,632,000 15,917,000 15,925,000 15,980,000 15,980,000 15,982,000 15,980,000 15,980,000 15,989,000                  
      diluted
    26,353,000 26,339,000 26,340,000 26,341,000 26,346,000 26,348,000 26,353,000 26,352,000 26,328,000 26,308,000 26,310,000 26,308,000 26,314,000 26,489,000 26,309,000 26,468,000 26,865,000 26,929,000 26,928,000 26,936,000 26,930,000 27,000,000 26,922,000 26,919,000 27,223,000 28,070,000 28,264,000 28,385,000 28,381,000 28,390,000 28,392,000 28,402,000 28,393,000 28,428,000 28,444,000 28,443,000 28,435,000 28,411,000 28,413,000 28,414,000 28,402,000 29,235,000 28,661,000 29,980,000 29,998,000 30,044,000 29,982,000 30,092,000 30,158,000 30,160,000 30,118,000 30,196,000 30,196,000 30,036,000 15,491,000 15,494,000 15,537,000 15,594,000 15,574,000 15,614,000 15,632,000 15,917,000 15,925,000 15,980,000 15,980,000 15,982,000 15,980,000 15,980,000 15,989,000                  
      dividends declared per common share
    105 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105   105 105 105 105 105 215 105 105 105 70 70 70 70 70 70 70 70                1,000                              
      impairment expense
     43,166,000 81,245,000    3,720,000                                                                                
      provision for income taxes
                         2,615,250 4,486,000   2,423,500 -2,847,000       594,500 -1,966,000 1,661,000 2,683,000 1,687,000 3,122,000 5,724,000 4,628,000 5,782,000 5,754,000 8,300,000 5,168,000 6,310,000 7,958,000 8,442,000 5,019,000 7,012,000 7,749,000 8,674,000 6,909,000 11,308,000 3,477,000 3,183,000 2,296,000 2,881,000 3,224,000 2,371,000 1,938,000 2,188,000 1,979,000 3,220,000 1,325,000 1,229,000 1,029,000 778,000 84,000 1,561,000 3,445,000 2,243,000 2,120,000 2,773,000 3,295,000 2,958,000 2,108,000 3,210,000 3,636,000 3,402,000 2,876,000 3,147,000 2,955,000 2,687,000 2,135,000  
      income before provision for income taxes
                                     1,532,500 -5,271,000 4,400,000 7,001,000 4,410,000 8,119,000 14,771,000 12,105,000 15,088,000 15,001,000 21,584,000 13,332,000 16,829,000 21,052,000 22,075,000 13,143,000 18,314,000 21,491,000 22,828,000 18,283,000 44,888,000 8,989,000 8,181,000 5,894,000 6,425,000 8,659,000 6,306,000 4,837,000 5,362,000 4,911,000 7,793,000 3,390,000 2,986,000 2,728,000 2,083,000 223,000 4,194,000 8,851,000 5,746,000 5,464,000 7,577,000 8,426,000 7,676,000 5,292,000 8,496,000 9,401,000 8,798,000 7,438,000 7,801,000 7,600,000 7,071,000 5,619,000  
      other operating expenses
                                        28,984,000                                                  
      transportation services
                                         119,058,750 163,587,000 162,724,000 149,924,000 129,667,000 178,114,000 180,150,000 160,404,000 143,524,500 196,777,000 197,505,000 179,816,000 131,803,250 180,847,000 179,439,000 166,927,000                                  
      operating expenses
                                         18,116,250 24,973,000 23,566,000 23,926,000 20,406,000 25,483,000 29,096,000 27,045,000 22,391,250 28,286,000 30,789,000 30,490,000 14,455,250 18,946,000 19,715,000 19,160,000                                  
      selling, general, and administrative
                                         6,644,000 9,087,000 9,139,000 8,350,000 6,931,000 9,452,000 9,266,000 9,006,000 7,914,500 10,350,000 11,217,000 10,091,000 6,111,250 7,904,000 8,739,000 7,802,000 10,545,000 13,923,000 14,059,000 14,198,000 9,765,500 13,116,000 13,223,000 12,723,000 9,440,250 11,877,000 13,132,000 12,752,000 8,344,500 10,935,000 10,602,000 11,841,000 9,688,750 13,223,000 12,841,000 12,691,000 9,088,750 11,881,000 12,281,000 12,193,000 8,456,250 11,610,000 10,927,000 11,288,000 9,388,000 8,771,000 9,738,000 9,457,000  
      dividends declared common share
                                             52.5 70 70                                           
      dividends paid per common share
                                                70    70 70 70   250     1,000          1,000                  
      dividends paid common share
                                                 52.5 70 70                                       
      pre-merger dividends paid per common share
                                                                                          
      pro forma earnings per common share - “c” corporation status:
                                                                                          
      pro forma provision for income taxes due to linc logistics company conversion to “c” corporation
                                                                                          
      pre-merger dividends paid common share
                                                                                          
      pre-merger dividends declared common share
                                                                                          
      pro forma earnings per common share – “c” corporation status
                                                                                          
      truckload
                                                         80,585,500 108,241,000 109,980,000 104,121,000 79,751,750 110,896,000 110,798,000 97,313,000 69,561,500 94,980,000 97,055,000 86,211,000 56,405,000 81,839,000 75,066,000 68,715,000 85,072,000 122,053,000 118,991,000 99,244,000 75,523,750 101,578,000 107,449,000 93,068,000 70,666,750 99,505,000 95,843,000 87,319,000 93,994,000 84,166,000 79,944,000 74,074,000  
      brokerage
                                                         34,115,750 44,048,000 46,032,000 46,383,000 46,262,000 48,588,000 42,165,000 36,805,000 41,623,000 39,186,000 34,757,000 32,404,000 31,095,000 27,942,000 26,120,000 27,757,000 54,176,000 60,190,000 49,830,000 44,093,000 44,963,000 42,783,000 43,080,000 40,989,000 44,338,000 46,758,000 41,360,000 38,120,000 36,726,000 38,444,000 35,807,000 36,155,000  
      intermodal
                                                         21,354,750 31,032,000 29,043,000 25,344,000 24,197,000 28,062,000 26,998,000 23,512,000 22,660,000 22,296,000 22,492,000 20,429,000 20,801,000 18,677,000 18,711,000 18,554,000 24,877,000 30,751,000 30,599,000 26,798,000 26,578,000 27,415,000 27,650,000 24,820,000 26,964,000 25,644,000 22,803,000 20,446,000 16,521,000 13,027,000 11,765,000 10,716,000  
      purchased transportation
                                                         104,223,500 140,021,000 141,803,000 135,070,000 101,125,750 144,413,000 139,631,000 120,459,000 85,408,500 119,333,000 116,894,000 105,407,000 67,984,250 96,905,000 88,947,000 86,085,000 113,899,000 168,219,000 155,777,000 131,600,000 97,164,750 130,886,000 136,125,000 121,648,000 91,556,250 132,443,000 122,907,000 110,875,000 113,469,000 104,227,000 97,146,000 91,525,000  
      commissions expense
                                                         7,788,000 10,527,000 10,551,000 10,074,000 10,375,000 10,974,000 10,675,000 9,906,000 9,872,000 10,072,000 9,882,000 8,979,000 9,614,000 8,677,000 8,060,000 7,602,000 11,953,000 12,637,000 12,177,000 10,566,000 11,653,000 11,353,000 11,475,000 10,599,000 10,131,000 10,834,000 9,939,000 9,456,000 10,017,000 8,741,000 8,310,000 7,610,000  
      other operating expense
                                                         3,034,500 3,895,000 4,225,000 4,018,000 2,614,500 3,519,000 3,235,000 3,704,000 2,567,250 3,020,000 3,835,000 3,414,000 1,723,750 2,393,000 2,117,000 2,385,000 1,751,500 2,129,000 2,587,000 2,290,000 1,902,750 2,248,000 2,803,000 2,560,000 1,638,000 2,122,000 2,469,000 1,961,000 1,508,000 1,668,000 1,587,000 1,833,000  
      other-than-temporary impairment losses:
                                                                                          
      total other-than-temporary impairment losses
                                                                      126,000 400,000                   
      portion of loss recognized in other comprehensive income
                                                                                          
      net impairment loss recognized in earnings
                                                                      126,000 400,000                   
      other non-operating expense
                                                                       -294,000                   
      average common shares outstanding:
                                                                                          
      basic
                                                                         -15,000 16,088,000 16,088,000 16,088,000 -3,000 16,118,000 16,118,000 16,118,000  16,118,000 16,118,000 16,118,000 3,781,000 16,118,000 16,118,000 13,159,000  
      diluted
                                                                         -11,000 16,106,000 16,088,000 16,088,000 4,000 16,118,000 16,122,000 16,140,000 -9,000 16,182,000 16,184,000 16,129,000 3,781,000 16,118,000 16,118,000 13,159,000  
      non-operating income
                                                                            233,000              
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-04-04 2025-12-31 2025-09-27 2025-06-28 2025-03-29 2024-12-31 2024-09-28 2024-06-29 2024-03-30 2023-12-31 2023-09-30 2023-07-01 2023-04-01 2022-12-31 2022-10-01 2022-07-02 2022-04-02 2021-12-31 2021-10-02 2021-07-03 2021-04-03 2020-12-31 2020-10-03 2020-07-04 2020-04-04 2019-12-31 2019-09-28 2019-06-29 2019-03-30 2018-12-31 2018-09-29 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-07-01 2017-04-01 2016-12-31 2016-10-01 2016-07-02 2016-04-02 2015-12-31 2015-09-26 2015-06-27 2015-03-28 2014-12-31 2014-09-27 2014-06-28 2014-03-29 2013-12-31 2013-09-28 2013-06-29 2013-03-30 2012-12-31 2012-09-29 2012-06-30 2012-03-31 2011-12-31 2011-10-01 2011-07-02 2011-04-02 2010-12-31 2010-10-02 2010-07-03 2010-04-03 2009-12-31 2009-09-26 2009-06-27 2009-03-28 2008-12-31 2008-09-27 2008-06-28 2008-03-29 2007-12-31 2007-09-29 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-07-01 2006-04-01 2005-12-31 2005-10-01 2005-07-02 2005-04-02 2004-12-31 
                                                                                            
        assets
                                                                                            
        current assets:
                                                                                            
        cash and cash equivalents
      17,922,000 26,846,000 27,381,000 24,338,000 20,602,000 19,351,000 11,834,000 7,486,000 11,124,000 12,511,000 16,811,000 65,014,000 76,775,000 47,181,000 14,646,000 14,683,000 14,922,000 13,932,000 13,010,000 13,098,000 10,799,000 8,763,000 8,677,000 7,977,000 7,995,000 7,726,000 6,485,000 6,459,000 6,336,000 5,727,000 2,545,000 1,664,000 2,145,000 1,672,000 2,897,000 2,039,000 3,353,000 1,755,000 1,544,000 4,020,000 11,731,000 12,930,000 10,190,000 7,707,000 5,547,000 8,001,000 10,004,000 8,106,000 7,333,000 10,223,000 5,451,000 6,177,000 4,818,000 2,554,000 214,000 226,000 1,761,000 878,000 1,376,000 1,667,000 920,000 6,261,000 2,980,000 2,035,000 4,480,000 953,000 1,298,000 6,209,000 6,653,000 28,767,000 5,768,000 2,532,000 4,772,000 5,416,000 4,171,000 6,313,000 978,000 5,008,000 65,000 5,941,000 11,095,000 32,891,000 13,759,000 32,891,000 33,186,000  
        marketable securities
       10,351,000 9,791,000 9,862,000 11,989,000 11,590,000 11,689,000 11,566,000 11,762,000 10,772,000 10,491,000 10,107,000 9,987,000 10,000,000 8,557,000 8,237,000 8,980,000 8,031,000 7,805,000 7,915,000 7,530,000 6,534,000 6,699,000 7,195,000 6,320,000 9,369,000 9,139,000 9,646,000 10,208,000 9,333,000 10,433,000 12,526,000 11,932,000 15,144,000 14,648,000 14,117,000 14,618,000 14,359,000 13,786,000 14,254,000 13,378,000 13,431,000 13,408,000 15,125,000 15,235,000 14,309,000 12,325,000 12,407,000 11,828,000 11,626,000 10,641,000 10,249,000 10,394,000 9,962,000 11,167,000 14,201,000 16,018,000 16,059,000 15,275,000 15,447,000 15,542,000 15,041,000 14,078,000 12,547,000 17,716,000 15,721,000 15,960,000 12,043,000 9,153,000 8,808,000 13,074,000 13,621,000 14,536,000 17,961,000 11,079,000 9,179,000 4,185,000 15,330,000 14,582,000 22,618,000 15,947,000 651,000 17,475,000 651,000   
        accounts receivable – net of allowance for credit losses of 3,890 and 3,908, respectively
      257,405,000                                                                                      
        contract receivable
      29,026,000 29,026,000 29,026,000 29,026,000                                                                                   
        other receivables
      27,488,000 28,440,000 34,235,000 33,377,000 32,595,000 30,174,000 30,004,000 29,758,000 27,109,000 22,633,000 24,050,000 24,910,000 28,186,000 25,146,000 21,718,000 24,636,000 28,531,000 26,318,000 24,172,000 26,075,000 23,798,000 22,422,000 21,898,000 19,640,000 18,395,000 19,065,000 16,814,000 18,827,000 20,256,000 19,130,000 17,662,000 16,301,000 18,507,000 17,511,000 14,543,000 16,872,000 12,331,000 15,438,000 13,180,000 12,379,000 14,401,000 15,422,000 20,067,000 20,130,000 18,285,000 13,856,000 15,769,000 17,919,000 18,042,000 17,966,000 16,996,000 17,842,000 16,563,000 16,720,000 15,966,000 2,205,000                               
        prepaid expenses and other
      26,735,000 25,811,000 31,928,000 32,319,000 33,324,000 23,962,000 24,704,000 26,872,000 23,932,000 26,509,000 28,478,000 28,489,000 25,542,000 25,629,000 29,435,000 33,613,000 30,775,000 30,209,000 23,839,000 25,613,000 22,109,000 23,427,000 25,987,000 25,204,000 21,216,000 19,676,000 18,991,000 22,024,000 17,829,000 19,830,000 25,825,000 21,074,000 18,123,000 16,103,000 17,519,000 20,336,000 17,520,000 17,374,000 19,814,000 20,565,000 16,026,000 18,122,000 18,791,000 21,208,000 16,405,000 19,340,000 19,366,000 16,859,000 19,210,000 16,426,000 10,776,000 12,565,000 12,767,000 10,914,000 12,309,000 5,478,000 9,554,000 7,749,000 6,086,000 6,533,000 10,566,000 6,488,000 5,427,000 5,804,000 7,200,000 3,534,000 2,972,000 3,263,000 5,154,000 4,189,000 5,002,000 7,087,000 8,144,000 4,768,000 7,112,000 7,289,000 9,097,000 5,283,000 6,536,000 6,515,000 7,711,000 4,116,000 3,839,000 4,116,000 5,204,000 5,195,000 
        due from affiliates
      647,000 1,031,000 2,238,000 2,345,000 1,035,000 1,338,000 1,286,000 765,000 1,143,000 710,000 1,939,000 2,124,000 929,000 976,000 789,000 1,443,000 1,593,000 807,000 1,009,000 1,026,000 1,262,000 1,224,000 1,476,000 934,000 2,838,000 1,705,000 3,353,000 4,202,000 4,617,000 5,247,000 3,221,000 3,885,000 4,497,000 2,685,000 2,664,000 3,114,000 3,606,000 2,513,000 2,818,000 2,057,000 1,827,000 1,924,000 1,855,000 1,798,000 1,591,000 1,562,000 223,000 2,541,000 2,351,000 2,283,000 2,334,000 2,689,000 3,151,000 3,586,000                                 
        total current assets
      359,223,000 382,842,000 429,012,000 393,385,000 389,093,000 409,813,000 405,746,000 382,809,000 367,125,000 361,081,000 389,221,000 447,898,000 473,826,000 459,652,000 459,220,000 482,629,000 477,752,000 420,695,000 396,138,000 359,159,000 329,883,000 321,524,000 315,181,000 241,892,000 275,993,000 271,843,000 266,792,000 265,228,000 275,464,000 275,258,000 274,398,000 269,131,000 253,486,000 228,666,000 228,132,000 221,606,000 212,473,000 207,451,000 203,617,000 201,957,000 196,616,000 209,531,000 230,341,000 236,617,000 230,602,000 216,280,000 222,277,000 228,157,000 221,389,000 203,389,000 182,756,000 183,140,000 175,282,000 169,138,000 129,967,000 110,363,000 113,013,000 109,340,000 117,543,000 112,649,000 111,265,000 101,497,000 100,626,000 96,974,000 97,834,000 89,624,000 88,517,000 85,028,000 84,056,000 118,113,000 132,998,000 126,845,000 124,150,000 118,251,000 113,788,000 115,982,000 107,899,000 111,568,000 116,054,000 117,608,000 113,579,000 98,744,000 107,689,000 98,744,000 103,650,000 68,602,000 
        property and equipment – net of accumulated depreciation of 488,559 and 467,488, respectively
      796,109,000                                                                                      
        operating lease right-of-use asset
      176,541,000 169,362,000 105,756,000 111,880,000 96,980,000 74,003,000 69,034,000 77,553,000 82,687,000 87,208,000 92,542,000 100,093,000 105,280,000 99,731,000 104,439,000 106,149,000 112,400,000 105,859,000 110,772,000 100,376,000 94,853,000 97,820,000 96,205,000 87,678,000 90,805,000 87,209,000 79,628,000 86,223,000 83,828,000                                                          
        goodwill
      105,618,000 105,618,000 148,784,000 206,756,000 206,756,000 206,756,000 167,264,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,730,000 170,039,000 170,039,000 168,451,000 158,416,000 159,313,000 147,935,000 145,152,000 114,097,000 84,827,000 84,827,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,484,000 74,589,000 74,589,000 74,589,000 74,589,000 17,965,000 17,965,000 17,965,000 17,965,000 17,965,000 17,965,000 17,722,000 17,722,000 17,722,000 17,722,000 17,722,000 17,231,000 17,244,000 17,179,000 17,119,000 14,226,000 13,263,000 11,945,000 11,909,000 11,891,000 11,826,000 11,783,000 11,696,000 11,031,000 11,206,000 11,043,000 10,594,000 10,179,000 11,146,000 5,417,000 5,160,000 3,802,000 4,002,000 3,802,000 3,516,000 3,192,000 
        intangible assets – net of accumulated amortization of 83,142 and 80,304, respectively
      105,774,000                                                                                      
        contract receivable, net of current portion
      177,922,000 182,580,000 187,165,000 191,676,000                                                                                   
        deferred income taxes
      1,092,000 1,092,000 329,000 329,000 329,000 329,000 1,225,000 1,225,000 1,225,000 1,225,000 1,394,000 1,394,000 1,394,000 1,394,000 2,060,000 2,060,000 2,060,000 2,060,000 2,159,000 2,159,000 2,159,000 2,159,000 1,413,000 1,412,000 1,412,000 1,460,000 2,361,000 2,526,000 2,900,000 2,549,000 2,616,000 3,584,000 4,154,000 4,154,000 164,000 164,000 163,000 164,000 63,000 7,144,000 8,771,000 6,427,000 4,947,000 4,228,000 5,812,000 5,386,000 3,415,000 3,462,000 3,580,000 4,876,000 2,111,000 4,944,000 4,370,000 4,878,000 4,109,000 3,882,000 3,307,000 3,159,000 4,141,000 3,495,000 3,622,000 2,973,000 3,808,000 4,193,000 2,454,000 3,754,000 3,658,000 5,284,000 5,816,000 5,759,000 4,233,000 3,698,000 4,189,000 3,197,000 2,349,000 3,854,000 2,846,000 3,437,000 2,914,000 2,767,000 2,461,000 1,055,000 1,610,000 1,055,000 1,211,000 796,000 
        other assets
      1,969,000 2,386,000 2,818,000 3,434,000 4,012,000 4,585,000 4,102,000 6,034,000 6,905,000 6,503,000 7,011,000 8,984,000 6,815,000 7,050,000 7,866,000 4,945,000 4,411,000 4,215,000 3,931,000 4,211,000 4,930,000 3,785,000 3,866,000 4,067,000 2,790,000 3,100,000 2,920,000 3,173,000 3,194,000 3,179,000 3,372,000 4,792,000 5,341,000 4,834,000 5,112,000 5,685,000 5,334,000 4,892,000 4,522,000 4,786,000 5,039,000 5,129,000 5,189,000 5,465,000 5,984,000 6,361,000 7,154,000 6,588,000 7,096,000 6,695,000 5,097,000 5,581,000 5,514,000 5,360,000 5,980,000 3,292,000 2,505,000 2,407,000 2,895,000 2,947,000 3,103,000 3,137,000 3,255,000 3,300,000 4,084,000 6,951,000 4,796,000 4,154,000 3,942,000 3,527,000 3,399,000 3,854,000 3,797,000 3,636,000 3,447,000 3,544,000 3,729,000 1,183,000 914,000 720,000 465,000 331,000 574,000 331,000 462,000 417,000 
        total assets
      1,724,248,000 1,771,988,000 1,817,108,000 1,859,704,000 1,800,205,000 1,786,837,000 1,554,894,000 1,472,056,000 1,384,601,000 1,253,523,000 1,259,276,000 1,235,366,000 1,235,300,000 1,203,678,000 1,199,179,000 1,191,466,000 1,189,162,000 1,137,491,000 1,121,007,000 1,082,220,000 1,054,672,000 1,063,049,000 1,056,866,000 963,425,000 1,008,455,000 987,997,000 934,729,000 928,184,000 919,725,000 843,147,000 768,960,000 687,911,000 662,468,000 610,592,000 603,855,000 596,479,000 583,073,000 570,457,000 558,231,000 536,993,000 534,194,000 510,998,000 527,862,000 539,415,000 536,009,000 529,014,000 524,292,000 528,512,000 511,344,000 490,136,000 335,248,000 335,382,000 331,117,000 327,369,000 255,660,000 231,771,000 230,683,000 228,944,000 228,588,000 224,102,000 223,374,000 212,048,000 212,179,000 207,982,000 208,696,000 201,611,000 197,788,000 192,843,000 189,859,000 211,547,000 224,466,000 220,038,000 214,273,000 207,188,000 201,507,000 203,951,000 197,153,000 190,900,000         
        liabilities and stockholders’ equity
                                                                                            
        current liabilities:
                                                                                            
        accounts payable
      51,986,000 61,053,000 67,635,000 74,849,000 77,948,000 59,977,000 78,443,000 74,016,000 73,947,000 64,102,000 83,893,000 76,730,000 83,659,000 87,138,000 107,539,000 118,650,000 130,516,000 117,837,000 112,856,000 104,258,000 98,577,000 97,916,000 110,758,000 111,659,000 88,801,000 91,909,000 101,483,000 95,058,000 100,680,000 92,019,000 106,999,000 113,451,000 103,856,000 84,380,000 100,793,000 89,127,000 85,706,000 65,945,000 73,027,000 70,643,000 72,984,000 46,347,000 57,408,000 63,478,000 64,812,000 57,448,000 63,344,000 66,888,000 60,917,000 46,487,000 53,514,000 50,692,000 52,435,000 55,248,000 46,418,000 35,113,000 29,368,000 33,783,000 38,817,000 27,057,000 30,242,000 23,773,000 25,347,000 24,288,000 27,103,000  23,268,000 20,130,000 16,363,000  34,429,000 36,677,000 32,419,000  31,488,000 33,263,000 34,777,000  32,863,000 30,221,000 29,434,000 22,710,000 27,507,000 22,710,000 24,285,000 21,154,000 
        current portion of long-term debt
      115,975,000 114,850,000 105,233,000 97,317,000 91,581,000 88,812,000 85,749,000 79,850,000 73,461,000 70,689,000 69,854,000 70,038,000 67,544,000 65,303,000 62,472,000 52,448,000 60,470,000 61,160,000 60,613,000 60,008,000 60,022,000 59,713,000 61,244,000 60,122,000 57,904,000 59,476,000 59,894,000 56,276,000 53,501,000 51,903,000 84,956,000 51,605,000 48,204,000 40,870,000 39,186,000 36,702,000 34,969,000 34,455,000    61,488,000 8,571,000 12,217,000 12,217,000 9,593,000 8,571,000 7,572,000 6,393,000 5,482,000 3,429,000 2,286,000 1,143,000                                1,135,000 2,290,000 
        current portion of operating lease liabilities
      30,557,000 29,376,000 24,441,000 25,304,000 30,543,000 28,563,000 28,174,000 29,803,000 23,373,000 29,998,000 29,124,000 29,614,000 29,146,000 28,227,000 28,251,000 28,259,000 26,909,000 24,566,000 24,210,000 23,264,000 21,691,000 21,920,000 24,270,000 24,612,000 25,638,000 27,484,000 24,860,000 26,298,000 25,021,000                                                          
        accrued expenses and other current liabilities
      58,184,000 59,475,000 66,652,000 57,598,000 63,662,000 70,744,000 49,996,000 61,258,000 64,317,000 43,062,000 43,249,000 41,774,000 47,660,000 43,106,000 41,897,000 43,953,000 55,085,000 43,627,000 41,225,000 41,364,000 43,316,000 39,588,000 34,869,000 28,023,000 25,634,000 34,825,000 27,242,000 23,886,000 28,284,000 25,126,000 27,317,000 24,454,000 27,407,000 24,129,000 24,808,000 20,644,000 19,817,000 19,665,000 21,105,000 21,239,000 19,864,000 18,989,000 23,047,000 22,223,000 23,110,000 22,341,000 22,687,000 23,871,000 24,567,000 21,072,000 17,584,000 18,598,000 18,568,000 17,130,000 10,632,000 23,067,000 23,082,000 21,867,000 20,340,000 20,234,000 19,990,000 18,521,000 17,848,000 16,948,000 17,464,000 15,028,000 16,526,000 19,936,000 19,530,000 19,421,000 18,454,000 17,709,000 20,692,000 18,468,000 15,750,000 20,541,000 18,665,000 19,561,000 19,980,000        
        insurance and claims
      29,161,000 28,130,000 32,728,000 34,130,000 34,594,000 32,837,000 32,756,000 32,979,000 29,433,000 25,464,000 30,340,000 31,708,000 36,567,000 30,574,000 31,055,000 39,770,000 48,656,000 43,357,000 29,751,000 26,987,000 28,735,000 25,022,000 26,058,000 25,576,000 22,874,000 23,039,000 55,931,000 31,583,000 33,088,000 31,679,000 33,018,000 36,809,000 38,322,000 37,727,000 35,478,000 22,597,000 18,515,000 19,754,000 19,061,000 18,249,000 19,330,000 21,906,000 23,478,000 22,422,000 22,210,000 20,704,000 20,676,000 22,476,000 23,383,000 22,719,000 20,999,000 28,669,000 27,701,000 27,246,000 25,713,000                                
        due to affiliates
      24,850,000 17,160,000 27,582,000 18,768,000 24,183,000 23,258,000 18,519,000 20,382,000 23,314,000 20,737,000 14,853,000 27,259,000 17,494,000 20,627,000 22,723,000 14,232,000 16,101,000 17,839,000 15,038,000 13,979,000 17,316,000 17,093,000 16,146,000 15,763,000 21,483,000 14,842,000 20,371,000 16,968,000 12,637,000 17,764,000 15,174,000 7,601,000 6,469,000 11,964,000 6,601,000 9,695,000 4,022,000 4,597,000 6,558,000 5,393,000 2,899,000 3,413,000 4,970,000 5,843,000 4,097,000 2,896,000 1,676,000 4,960,000 5,553,000 3,618,000 4,476,000 5,684,000 6,227,000 4,093,000                                 
        income taxes payable
      6,884,000 8,050,000   6,335,000 377,000 3,726,000 5,348,000 12,757,000 6,364,000 15,634,000 9,154,000 18,232,000 11,926,000 11,466,000 10,539,000 18,096,000 4,323,000 2,732,000 5,348,000 9,261,000 11,555,000  3,829,000 1,260,000  2,470,000 1,010,000 11,024,000 2,678,000 2,826,000 2,148,000         96,000 1,045,000                            365,000  183,000    1,071,000      1,431,000  1,431,000 2,401,000  
        total current liabilities
      317,597,000 318,094,000 324,271,000 307,966,000 328,846,000 304,568,000 297,363,000 303,636,000 300,602,000 260,416,000 286,947,000 286,277,000 300,302,000 286,901,000 305,403,000 307,851,000 355,833,000 312,709,000 286,425,000 275,208,000 278,918,000 272,807,000 273,345,000 269,584,000 243,594,000 251,575,000 292,251,000 251,079,000 264,235,000 221,169,000 270,290,000 236,068,000 224,258,000 199,070,000 206,866,000 178,765,000 163,029,000 144,516,000 154,806,000 148,757,000 179,768,000 154,104,000 118,427,000 127,171,000 127,483,000 114,033,000 118,297,000 127,175,000 122,353,000 100,970,000 100,002,000 105,929,000 106,074,000 103,717,000 83,431,000 65,168,000 68,471,000 55,650,000 63,410,000 47,291,000 50,232,000 42,294,000 43,195,000 41,372,000 44,701,000 40,305,000 39,884,000 40,142,000 35,972,000 40,040,000 52,940,000 54,569,000 53,111,000 48,443,000 47,238,000 54,875,000 53,442,000 49,717,000 53,133,000 46,496,000 45,761,000 35,389,000 40,055,000 35,389,000 39,145,000 117,520,000 
        long-term liabilities:
                                                                                            
        long-term debt
      634,326,000 682,721,000 718,948,000 698,170,000 645,153,000 670,273,000 471,700,000 403,951,000 340,647,000 311,235,000 317,355,000 308,005,000 310,180,000 313,197,000 326,698,000 362,868,000 341,229,000 366,188,000 382,976,000 372,149,000 369,015,000 400,407,000 405,351,000 343,599,000 420,877,000 398,136,000 326,662,000 308,110,000 316,124,000 348,549,000 244,305,000 220,619,000 222,759,000 207,108,000 204,354,000 213,532,000 221,321,000 226,812,000 213,934,000 195,615,000 168,930,000 173,425,000 237,284,000 209,426,000 215,569,000 225,705,000 229,850,000 234,831,000 228,964,000 232,018,000 120,571,000 125,714,000 134,857,000 146,000,000            730,000 730,000 730,000 730,000 820,000 820,000 820,000 820,000 910,000 910,000 910,000 910,000 1,000,000 1,000,000 1,000,000     3,198,000 4,110,000 
        operating lease liabilities, net of current portion
      149,793,000  85,831,000 90,912,000 71,606,000  46,646,000 53,702,000 65,635,000  69,867,000 77,013,000 82,534,000  82,036,000 83,584,000 90,495,000  90,949,000 80,988,000 75,395,000  72,504,000 62,902,000 63,860,000  56,440,000 61,122,000 59,277,000                                                          
        other long-term liabilities
      1,535,000 3,995,000 3,481,000 2,410,000 1,586,000 5,173,000 4,415,000 3,618,000 2,925,000 6,487,000 5,367,000 5,096,000 4,400,000 9,465,000 8,783,000 8,946,000 6,641,000 9,150,000 8,411,000 7,541,000 7,151,000 7,743,000 6,354,000 5,824,000 5,569,000 5,703,000 5,218,000 4,749,000 3,967,000 4,902,000 4,327,000 3,547,000 2,658,000 3,288,000 3,019,000 2,912,000 2,359,000 3,486,000 3,235,000 3,133,000 2,803,000 4,483,000 3,964,000 3,514,000 3,076,000 4,252,000 5,284,000 4,517,000 5,273,000 4,784,000 4,992,000 4,537,000 4,537,000 4,681,000 1,819,000 1,609,000 1,386,000 1,305,000 1,251,000 958,000 787,000 118,000 643,000 473,000 303,000 328,000 468,000 468,000 468,000 859,000 1,455,000 1,260,000 1,040,000 1,247,000 1,406,000 1,497,000 1,299,000 1,772,000 1,446,000 1,358,000 1,204,000 731,000 941,000 731,000 665,000 479,000 
        total long-term liabilities
      868,064,000 913,539,000 914,765,000 898,045,000 824,957,000 835,246,000 626,549,000 559,525,000 500,053,000 460,909,000 462,174,000 459,699,000 466,699,000 469,847,000 478,767,000 516,648,000 499,615,000 522,572,000 546,763,000 525,104,000 515,988,000 550,669,000 555,893,000 477,291,000 556,198,000 531,205,000 444,563,000 439,732,000 434,836,000 412,679,000 293,949,000 259,065,000 258,805,000 242,757,000 250,681,000 266,508,000 268,518,000 278,209,000 257,482,000 244,853,000 218,081,000 225,813,000 285,691,000 259,234,000 266,458,000 277,820,000 276,791,000 282,271,000 277,728,000 283,601,000 140,025,000 146,146,000 155,398,000 166,280,000 12,816,000 12,347,000 12,277,000 11,158,000 7,562,000 6,820,000 6,682,000 5,543,000 5,343,000 5,352,000 5,334,000 6,881,000 5,133,000 5,227,000 5,865,000 7,030,000 7,625,000 7,231,000 6,809,000 7,303,000 6,777,000 6,661,000 6,058,000 6,730,000 5,541,000 5,186,000 3,722,000 1,449,000 1,713,000 1,449,000 3,863,000 4,589,000 
        stockholders' equity:
                                                                                            
        common stock
      26,376,000 26,336,000 26,336,000 26,336,000 26,333,000 26,320,000 26,320,000 26,319,000 26,318,000 31,008,000 31,007,000 31,006,000 31,003,000 30,997,000 30,996,000 30,995,000 30,995,000 30,988,000 30,988,000 30,988,000 30,988,000 30,981,000 30,981,000 30,981,000 30,981,000 30,972,000 30,972,000 30,972,000 30,972,000 30,967,000 30,955,000 30,955,000 30,955,000 30,943,000 30,932,000 30,932,000 30,932,000 30,919,000 30,900,000 30,900,000 30,895,000 30,885,000 30,864,000 30,864,000 30,859,000 30,857,000 30,766,000 30,766,000 30,746,000 30,746,000 30,710,000 30,685,000 30,685,000 30,685,000   16,122,000 16,122,000 16,122,000 16,122,000 16,122,000 16,122,000 16,122,000 16,122,000  16,122,000 16,122,000 16,122,000 16,122,000 16,122,000 16,122,000 16,122,000 16,122,000 16,122,000 16,118,000 16,118,000 16,118,000 16,118,000 16,118,000 16,118,000 16,118,000 16,118,000 16,118,000 16,118,000 16,118,000 10,023,000 
        paid-in capital
      6,371,000 5,457,000 5,457,000 5,448,000 5,388,000 5,016,000 5,016,000 5,007,000 4,939,000 5,103,000 5,103,000 5,094,000 5,007,000 4,852,000 4,803,000 4,794,000 4,794,000 4,639,000 4,639,000 4,639,000 4,639,000 4,484,000 4,484,000 4,484,000 4,484,000 4,298,000 4,298,000 4,298,000 4,298,000 4,230,000 4,074,000 4,074,000 4,074,000 3,841,000 3,684,000 3,684,000 3,684,000 3,451,000 3,196,000 3,196,000 3,116,000 2,914,000 2,613,000 2,613,000 2,508,000 2,448,000 1,053,000 1,073,000 1,074,000 1,074,000 550,000 550,000 550,000 550,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,914,000 79,806,000 79,806,000 79,806,000 79,806,000 79,806,000 79,806,000 79,806,000 79,799,000 79,780,000 79,799,000 77,962,000  
        treasury stock
      -192,000 -192,000 -192,000 -192,000 -107,000 -107,000 -83,000 -83,000  -96,840,000 -96,840,000 -96,706,000 -96,706,000 -96,706,000 -96,690,000 -96,690,000 -87,639,000 -82,385,000 -82,385,000 -82,385,000 -82,385,000 -82,385,000 -82,247,000 -82,247,000 -82,166,000 -77,247,000 -77,248,000 -52,462,000 -52,462,000 -52,462,000 -52,364,000 -51,532,000 -51,532,000 -51,532,000 -50,561,000 -50,044,000 -50,044,000 -50,044,000 -50,044,000 -50,020,000 -50,018,000 -50,018,000 -50,018,000 -15,576,000 -15,576,000 -14,953,000 -14,072,000 -13,745,000 -9,640,000 -9,322,000 -9,316,000 -9,316,000 -9,316,000 -9,316,000 -9,316,000 -9,316,000 -9,204,000 -8,325,000 -8,325,000 -7,754,000 -7,353,000 -6,625,000 -3,516,000 -2,058,000 -2,058,000 -2,058,000 -2,058,000 -2,058,000 -2,058,000 -1,703,000 -565,000 -565,000 -565,000 -480,000             
        retained earnings
      505,807,000 512,088,000 554,283,000 631,819,000 626,268,000 623,018,000 605,606,000 581,829,000 553,859,000 595,450,000 576,798,000 556,511,000 535,706,000 513,589,000 482,903,000 437,182,000 395,260,000 356,071,000 342,699,000 335,252,000 312,474,000 293,643,000 280,248,000 266,670,000 260,502,000 251,204,000 245,332,000 259,712,000 242,721,000 231,525,000 225,485,000 213,411,000 198,723,000 186,226,000 163,812,000 169,108,000 168,360,000 166,033,000 165,299,000 162,291,000 155,232,000 149,743,000 142,424,000 135,163,000 123,978,000 117,913,000 109,491,000 98,493,000 86,968,000 80,952,000 71,756,000 60,117,000 45,963,000 34,589,000 71,426,000 65,914,000 60,916,000 72,817,000 69,273,000 79,393,000 75,458,000 72,559,000 69,385,000 66,453,000 61,880,000 59,815,000 58,058,000 56,359,000 55,054,000 70,898,000 68,265,000 62,859,000 59,356,000 56,012,000 51,208,000 46,078,000 41,360,000 38,176,000 32,890,000 27,125,000 21,729,000 7,868,000 12,513,000 7,868,000 3,484,000  
        accumulated other comprehensive
                                                                                            
        interest rate swaps, net of income taxes of 114 and 96, respectively
      356,000                                                                                      
        foreign currency translation adjustments
      -131,000 -3,579,000 -8,218,000 -10,250,000 -12,238,000 -8,401,000 -6,352,000 -6,076,000 -3,127,000 -3,873,000 -8,716,000 -8,933,000 -8,047,000 -7,958,000 -9,295,000 -8,747,000 -9,759,000 -6,925,000 -7,846,000 -6,273,000 -5,607,000 -6,674,000 -5,308,000 -2,761,000 -4,585,000 -3,905,000 -5,252,000 -5,066,000 -5,030,000 -5,259,000 -3,969,000 -4,558,000 -3,212,000 -4,733,000 -4,517,000 -5,231,000 -4,406,000 -5,405,000 -5,234,000 -4,941,000 -4,485,000 -4,244,000 -3,745,000 -2,758,000 -2,515,000 -1,992,000 -921,000 -461,000 -488,000 -361,000 -311,000 -307,000 154,000 -134,000                                 
        total stockholders’ equity
      538,587,000 540,355,000 578,072,000 653,693,000 646,402,000                                                                                  
        total liabilities and stockholders’ equity
      1,724,248,000 1,771,988,000 1,817,108,000 1,859,704,000 1,800,205,000                                                                         190,900,000         
        accounts receivable – net of allowance for credit losses of 3,908 and 7,806, respectively
       261,337,000                                                                                     
        property and equipment
       819,495,000    742,366,000    565,480,000    391,154,000    345,583,000    364,795,000    339,823,000    303,234,000    267,195,000    246,277,000    177,189,000    178,069,000    142,656,000    127,791,000 141,201,000 137,414,000 133,070,000 132,961,000 121,969,000 120,637,000 119,029,000 116,461,000 115,159,000 111,900,000 108,695,000 108,608,000 107,242,000 105,819,000 101,763,000 87,305,000 83,231,000 82,172,000 78,899,000 77,588,000 77,326,000 75,662,000 75,189,000 67,012,000 59,344,000 54,762,000 50,663,000 48,415,000 49,597,000 48,415,000 42,090,000 41,219,000 
        intangible assets – net of accumulated amortization of 80,304 and 155,290, respectively
       108,613,000                                                                                     
        operating lease liability, net of current portion
       144,425,000    50,788,000    63,620,000    77,600,000    85,984,000    78,093,000    61,674,000                                                             
        accumulated other comprehensive income:
                                                                                            
        interest rate swaps, net of income taxes of 96 and 412, respectively
       245,000                                                                                     
        accounts receivable – net of allowance for credit losses of 5,486 and 7,806, respectively
        277,603,000                                                                                    
        prepaid income taxes
        16,810,000 7,311,000                   1,479,000   3,768,000       793,000 4,515,000 5,679,000 10,152,000 6,044,000 11,300,000 3,379,000 1,887,000   2,080,000 5,384,000 6,410,000 2,719,000 1,043,000 5,649,000 4,912,000 7,988,000 3,358,000 1,147,000 904,000 1,621,000 3,422,000 2,699,000 4,567,000 6,279,000 3,026,000 3,605,000 3,045,000 1,821,000 2,368,000 1,501,000 920,000 2,310,000 387,000 29,000 1,032,000  1,428,000  388,000 239,000 1,190,000  2,356,000  687,000 164,000 1,646,000  534,000    
        property and equipment – net of accumulated depreciation of 471,744 and 429,001, respectively
        831,833,000                                                                                    
        intangible assets – net of accumulated amortization of 77,505 and 155,290, respectively
        111,411,000                                                                                    
        interest rate swaps, net of income taxes of 138 and 412, respectively
        406,000                                                                                    
        accounts receivable – net of allowance for credit losses of 5,910 and 7,806, respectively
         254,807,000                                                                                   
        property and equipment – net of accumulated depreciation of 450,860 and 429,001, respectively
         814,780,000                                                                                   
        intangible assets – net of accumulated amortization of 166,396 and 155,290, respectively
         137,464,000                                                                                   
        interest rate swaps, net of income taxes of 182 and 412, respectively
         532,000                                                                                   
        accounts receivable – net of allowance for credit losses of 6,072 and 7,806, respectively
          259,188,000                                                                                  
        contract assets
          30,360,000 29,752,000 26,079,000 18,237,000 11,451,000                                                                              
        property and equipment – net of accumulated depreciation of 447,849 and 429,001, respectively
          763,849,000                                                                                  
        intangible assets – net of accumulated amortization of 160,789 and 155,290, respectively
          143,072,000                                                                                  
        contract assets, net of current portion
          196,114,000 198,059,000 154,592,000 123,943,000 85,790,000                                                                              
        interest rate swaps, net of income taxes of 255 and 412, respectively
          758,000                                                                                  
        accounts receivable – net of allowance for credit losses of 7,806 and 11,229, respectively
           293,646,000                                                                                 
        intangible assets – net of accumulated amortization of 155,290 and 134,514, respectively
           150,926,000                                                                                 
        liabilities and shareholders’ equity
                                                                                            
        shareholders' equity:
                                                                                            
        interest rate swaps, net of income taxes of 412 and 457, respectively
           1,177,000                                                                                 
        total shareholders’ equity
           647,023,000 630,982,000 608,895,000 583,946,000 532,198,000 510,155,000 489,390,000 468,299,000 446,930,000 415,009,000 366,967,000 333,714,000 302,210,000 287,819,000 281,908,000 259,766,000 239,573,000 227,628,000 216,550,000 208,663,000 205,217,000 197,915,000 237,373,000 220,654,000 209,299,000 204,721,000 192,778,000 179,405,000 168,765,000 146,308,000 151,206,000 151,526,000 147,732,000 145,943,000 143,383,000 136,345,000 131,081,000 123,744,000 153,010,000 142,068,000 137,161,000 129,204,000 119,066,000 111,263,000 105,565,000 95,221,000 83,307,000 69,645,000 57,372,000 159,413,000 154,256,000 149,935,000 162,136,000 157,616,000 169,991,000 166,460,000 164,211,000 163,641,000 161,258,000 158,661,000 154,425,000 152,771,000 147,474,000 148,022,000 164,477,000 163,901,000 158,238,000 154,353,000 151,442,000 147,492,000 142,415,000 137,653,000 134,453,000 129,074,000 123,224,000 117,825,000 103,831,000 108,440,000 103,831,000 97,564,000 -16,825,000 
        total liabilities and shareholders’ equity
           1,786,837,000 1,554,894,000 1,472,056,000 1,384,601,000 1,253,523,000 1,259,276,000 1,235,366,000 1,235,300,000 1,203,678,000 1,199,179,000 1,191,466,000 1,189,162,000 1,137,491,000 1,121,007,000 1,082,220,000 1,054,672,000 1,063,049,000 1,056,866,000 963,425,000 1,008,455,000 987,997,000 934,729,000 928,184,000 919,725,000 843,147,000 768,960,000 687,911,000 662,468,000 610,592,000 603,855,000 596,479,000 583,073,000 570,457,000 558,231,000 536,993,000 534,194,000 510,998,000 527,862,000 539,415,000 536,009,000 529,014,000 524,292,000 528,512,000 511,344,000 490,136,000 335,248,000 335,382,000 331,117,000 327,369,000 255,660,000 231,771,000 230,683,000 228,944,000 228,588,000 224,102,000 223,374,000 212,048,000 212,179,000 207,982,000 208,696,000 201,611,000 197,788,000 192,843,000 189,859,000 211,547,000 224,466,000 220,038,000 214,273,000 207,188,000 201,507,000 203,951,000 197,153,000          
        accounts receivable – net of allowance for credit losses of 9,303 and 11,229, respectively
            300,150,000                                                                                
        property and equipment – net of accumulated depreciation of 423,530 and 370,273, respectively
            697,939,000                                                                                
        intangible assets – net of accumulated amortization of 148,095 and 134,514, respectively
            54,992,000                                                                                
        interest rate swaps, net of income taxes of 161 and 457, respectively
            475,000                                                                                
        accounts receivable – net of allowance for credit losses of 9,966 and 11,229, respectively
             288,125,000                                                                               
        property and equipment – net of accumulated depreciation of 404,836 and 370,273, respectively
             658,022,000                                                                               
        intangible assets – net of accumulated amortization of 144,069 and 134,514, respectively
             51,740,000                                                                               
        interest rate swaps, net of income taxes of 641 and 457, respectively
             1,899,000                                                                               
        accounts receivable – net of allowance for credit losses of 9,803 and 11,229, respectively
              280,604,000                                                                              
        property and equipment – net of accumulated depreciation of 382,583 and 370,273, respectively
              613,642,000                                                                              
        intangible assets – net of accumulated amortization of 139,312 and 134,514, respectively
              56,497,000                                                                              
        interest rate swaps, net of income taxes of 659 and 457, respectively
              1,957,000                                                                              
        accounts receivable – net of allowance for credit losses of 11,229 and 14,308, respectively
               287,946,000                                                                             
        intangible assets – net of accumulated amortization of 134,514 and 121,843, respectively
               61,296,000                                                                             
        interest rate swaps, net of income taxes of 457 and 726, respectively
               1,350,000                                                                             
        accounts receivable – net of allowance for credit losses of 13,386 and 14,308, respectively
                307,452,000                                                                            
        property and equipment – net of accumulated depreciation of 356,532 and 352,231, respectively
                533,951,000                                                                            
        intangible assets – net of accumulated amortization of 131,383 and 121,843, respectively
                64,427,000                                                                            
        interest rate swaps, net of income taxes of 947 and 726, respectively
                2,803,000                                                                            
        accounts receivable – net of allowance for credit losses of 14,019 and 14,308, respectively
                 317,254,000                                                                           
        property and equipment – net of accumulated depreciation of 347,388 and 352,231, respectively
                 438,663,000                                                                           
        intangible assets – net of accumulated amortization of 128,205 and 121,843, respectively
                 67,604,000                                                                           
        interest rate swaps, net of income taxes of 816 and 726, respectively
                 2,418,000                                                                           
        accounts receivable – net of allowance for credit losses of 14,744 and 14,308, respectively
                  332,407,000                                                                          
        property and equipment – net of accumulated depreciation of 349,852 and 352,231, respectively
                  406,473,000                                                                          
        intangible assets – net of accumulated amortization of 125,028 and 121,843, respectively
                  70,782,000                                                                          
        interest rate swaps, net of income taxes of 449 and 726, respectively
                  1,336,000                                                                          
        accounts receivable – net of allowance for doubtful accounts of 14,308 and 7,841, respectively
                   350,720,000                                                                         
        intangible assets – net of accumulated amortization of 121,843 and 107,461, respectively
                   73,967,000                                                                         
        interest rate swaps, net of income taxes of 726 and (60), respectively
                   2,156,000                                                                         
        accounts receivable – net of allowance for doubtful accounts of 13,426 and 7,841, respectively
                    384,075,000                                                                        
        property and equipment – net of accumulated depreciation of 358,511 and 333,833, respectively
                    377,191,000                                                                        
        intangible assets – net of accumulated amortization of 118,136 and 107,461, respectively
                    77,673,000                                                                        
        interest rate swaps, net of income taxes of 778 and (60), respectively
                    2,292,000                                                                        
        accounts receivable – net of allowance for doubtful accounts of 11,667 and 7,841, respectively
                     400,017,000                                                                       
        property and equipment – net of accumulated depreciation of 356,211 and 333,833, respectively
                     343,729,000                                                                       
        intangible assets – net of accumulated amortization of 114,586 and 107,461, respectively
                     81,224,000                                                                       
        interest rate swaps, net of income taxes of (193) and (60), respectively
                     -567,000                                                                       
        accounts receivable – net of allowance for doubtful accounts of 9,117 and 7,841, respectively
                      392,951,000                                                                      
        property and equipment – net of accumulated depreciation of 341,980 and 333,833, respectively
                      337,025,000                                                                      
        intangible assets – net of accumulated amortization of 111,026 and 107,461, respectively
                      84,784,000                                                                      
        interest rate swaps, net of income taxes of 22 and (60), respectively
                      63,000                                                                      
        accounts receivable – net of allowance for doubtful accounts of 7,841 and 5,140, respectively
                       341,398,000                                                                     
        intangible assets – net of accumulated amortization of 107,461 and 93,574, respectively
                       88,349,000                                                                     
        interest rate swaps, net of income taxes of (60) and (142), respectively
                       -178,000                                                                     
        accounts receivable – net of allowance for doubtful accounts of 6,925 and 5,140, respectively
                        326,303,000                                                                    
        property and equipment – net of accumulated depreciation of 323,264 and 298,789, respectively
                        345,519,000                                                                    
        intangible assets – net of accumulated amortization of 104,052 and 93,574, respectively
                        91,758,000                                                                    
        interest rate swaps, net of income taxes of (90) and (142), respectively
                        -276,000                                                                    
        accounts receivable – net of allowance for doubtful accounts of 5,676 and 5,140, respectively
                         285,432,000                                                                   
        property and equipment – net of accumulated depreciation of 314,451 and 298,789, respectively
                         350,340,000                                                                   
        intangible assets – net of accumulated amortization of 100,565 and 93,574, respectively
                         95,245,000                                                                   
        interest rate swaps, net of income taxes of (107) and (142), respectively
                         -313,000                                                                   
        accounts receivable – net of allowance for doubtful accounts of 5,585 and 5,140, respectively
                          264,385,000                                                                  
        property and equipment – net of accumulated depreciation of 309,475 and 298,789, respectively
                          353,361,000                                                                  
        intangible assets – net of accumulated amortization of 97,054 and 93,574, respectively
                          98,756,000                                                                  
        interest rate swaps, net of income taxes of (109) and (142), respectively
                          -343,000                                                                  
        accounts receivable – net of allowance for doubtful accounts of 5,140 and 2,545, respectively
                           259,154,000                                                                 
        intangible assets – net of accumulated amortization of 93,574 and 78,366, respectively
                           102,236,000                                                                 
        interest rate swaps, net of income taxes of (142) and (32), respectively
                           -476,000                                                                 
        accounts receivable – net of allowance for doubtful accounts of 3,442 and 2,545, respectively
                            248,965,000                                                                
        property and equipment – net of accumulated depreciation of 296,552 and 270,062, respectively
                            363,449,000                                                                
        intangible assets – net of accumulated amortization of 89,788 and 78,366, respectively
                            106,022,000                                                                
        interest rate swaps, net of income taxes of (164) and (32), respectively
                            -530,000                                                                
        accounts receivable – net of allowance for doubtful accounts of 2,993 and 2,545, respectively
                             180,942,000                                                               
        property and equipment – net of accumulated depreciation of 284,563 and 270,062, respectively
                             350,346,000                                                               
        intangible assets – net of accumulated amortization of 86,487 and 78,366, respectively
                             107,991,000                                                               
        interest rate swaps, net of income taxes of (177) and (32), respectively
                             -577,000                                                               
        accounts receivable – net of allowance for doubtful accounts of 3,044 and 2,545, respectively
                              219,229,000                                                              
        property and equipment – net of accumulated depreciation of 277,743 and 270,062, respectively
                              355,381,000                                                              
        intangible assets – net of accumulated amortization of 82,442 and 78,366, respectively
                              112,035,000                                                              
        interest rate swaps, net of income taxes of (167) and (32), respectively
                              -553,000                                                              
        accounts receivable – net of allowance for doubtful accounts of 2,545 and 1,772, respectively
                               210,534,000                                                             
        intangible assets – net of accumulated amortization of 78,366 and 62,624, respectively
                               116,111,000                                                             
        interest rate swaps, net of income taxes of (32) and 94, respectively
                               -105,000                                                             
        accounts receivable – net of allowance for doubtful accounts of 1,988 and 1,772, respectively
                                212,010,000                                                            
        property and equipment – net of accumulated depreciation of 258,769 and 231,319, respectively
                                317,623,000                                                            
        intangible assets – net of accumulated amortization of 75,055 and 62,624, respectively
                                106,989,000                                                            
        interest rate swaps, net of income taxes of (60) and 94, respectively
                                -187,000                                                            
        accounts receivable – net of allowance for doubtful accounts of 1,706 and 1,772, respectively
                                 204,070,000                                                           
        property and equipment – net of accumulated depreciation of 249,953 and 231,319, respectively
                                 300,501,000                                                           
        intangible assets – net of accumulated amortization of 70,825 and 62,624, respectively
                                 111,220,000                                                           
        interest rate swaps, net of income taxes of (25) and 94, respectively
                                 -81,000                                                           
        accounts receivable – net of allowance for doubtful accounts of 1,757 and 1,772, respectively
                                  216,218,000                                                          
        property and equipment – net of accumulated depreciation of 239,123 and 231,319, respectively
                                  300,262,000                                                          
        intangible assets – net of accumulated amortization of 66,668 and 62,624, respectively
                                  106,142,000                                                          
        interest rate swaps, net of income taxes of 50 and 94, respectively
                                  155,000                                                          
        accounts receivable – net of allowance for doubtful accounts of 1,772 and 1,330, respectively
                                   215,991,000                                                         
        intangible assets – net of accumulated amortization of 62,624 and 56,901, respectively
                                   113,775,000                                                         
        unrealized holding gain on available-for-sale securities, net of income taxes of 0 and 1,090, respectively
                                                                                            
        interest rate swaps, net of income taxes of 94 and 63, respectively
                                   298,000                                                         
        accounts receivable – net of allowance for doubtful accounts of 1,602 and 1,330, respectively
                                    214,712,000                                                        
        property and equipment – net of accumulated depreciation of 227,146 and 205,771, respectively
                                    298,633,000                                                        
        intangible assets – net of accumulated amortization of 60,113 and 56,901, respectively
                                    75,844,000                                                        
        interest rate swaps, net of income taxes of 170 and 63, respectively
                                    540,000                                                        
        accounts receivable – net of allowance for doubtful accounts of 1,618 and 1,330, respectively
                                     213,681,000                                                       
        property and equipment – net of accumulated depreciation of 219,002 and 205,771, respectively
                                     284,374,000                                                       
        intangible assets – net of accumulated amortization of 58,616 and 56,901, respectively
                                     41,203,000                                                       
        interest rate swaps, net of income taxes of 153 and 63, respectively
                                     428,000                                                       
        accounts receivable – net of allowance for doubtful accounts of 1,544 and 1,330, respectively
                                      197,489,000                                                      
        property and equipment – net of accumulated depreciation of 209,940 and 205,771, respectively
                                      272,665,000                                                      
        intangible assets – net of accumulated amortization of 57,823 and 56,901, respectively
                                      41,995,000                                                      
        interest rate swaps, net of income taxes of 125 and 63, respectively
                                      397,000                                                      
        accounts receivable – net of allowance for doubtful accounts of 1,330 and 1,613, respectively
                                       171,036,000                                                     
        intangible assets – net of accumulated amortization of 56,901 and 50,971, respectively
                                       31,259,000                                                     
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,090 and 1,512, respectively
                                       3,823,000                                                     
        interest rate swaps, net of income taxes of 63 and 62, respectively
                                       197,000                                                     
        accounts receivable – net of allowance for doubtful accounts of 1,960 and 1,613, respectively
                                        170,182,000                                                    
        property and equipment – net of accumulated depreciation of 200,615 and 181,294, respectively
                                        263,441,000                                                    
        intangible assets – net of accumulated amortization of 55,637 and 50,971, respectively
                                        32,522,000                                                    
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,584 and 1,512, respectively
                                        2,825,000                                                    
        interest rate swaps, net of income taxes of 43 and 62, respectively
                                        133,000                                                    
        accounts receivable – net of allowance for doubtful accounts of 1,997 and 1,613, respectively
                                         154,976,000                                                   
        property and equipment – net of accumulated depreciation of 194,093 and 181,297, respectively
                                         260,776,000                                                   
        intangible assets – net of accumulated amortization of 54,395 and 50,971, respectively
                                         33,764,000                                                   
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,503 and 1,512, respectively
                                         2,678,000                                                   
        interest rate swaps, net of income taxes of 49 and 62, respectively
                                         79,000                                                   
        accounts receivable – net of allowance for doubtful accounts of 1,995 and 1,613, respectively
                                          155,001,000                                                  
        property and equipment – net of accumulated depreciation of 186,637 and 181,297, respectively
                                          255,237,000                                                  
        intangible assets – net of accumulated amortization of 52,777 and 50,971, respectively
                                          35,382,000                                                  
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,594 and 1,512, respectively
                                          2,871,000                                                  
        interest rate swaps, net of income taxes of 80 and 62, respectively
                                          129,000                                                  
        accounts receivable – net of allowance for doubtful accounts of 1,613 and 5,173, respectively
                                           144,712,000                                                 
        intangible assets – net of accumulated amortization of 50,971 and 43,495, respectively
                                           37,189,000                                                 
        current maturities of capital lease obligations
                                           100,000 108,000 109,000 123,000 916,000 953,000 988,000 1,037,000 1,051,000 1,343,000 1,408,000 1,540,000 1,592,000                                     
        capital lease obligations, net of current maturities
                                           92,000 115,000 136,000 170,000 1,065,000 1,268,000 1,485,000 1,708,000 1,980,000 2,234,000 2,487,000 2,755,000 3,051,000                                     
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,512 and 1,015, respectively
                                           2,679,000                                                 
        interest rate swaps, net of income taxes of 62 and 0, respectively
                                           99,000                                                 
        accounts receivable – net of allowance for doubtful accounts of 4,903 and 5,173, respectively
                                            149,096,000                                                
        property and equipment – net of accumulated depreciation of 176,852 and 171,815, respectively
                                            236,499,000                                                
        intangible assets – net of accumulated amortization of 49,114 and 43,495, respectively
                                            39,046,000                                                
        current portion of long-term debt, net of debt issuance costs of 321 and 264, respectively
                                            32,333,000                                                
        current portion of affiliate note
                                            2,614,000                                                
        long-term portion of affiliate note
                                            43,000                                                
        unrealized holding gain on available-for-sale securities, net of income taxes of (1,249) and (1,015), respectively
                                            2,215,000                                                
        interest rate swaps, net of income taxes of 238 and 0, respectively
                                            -389,000                                                
        accounts receivable – net of allowance for doubtful accounts of 5,418 and 5,173, respectively
                                             146,795,000                                               
        property and equipment – net of accumulated depreciation of 172,993 and 171,815, respectively
                                             207,707,000                                               
        intangible assets – net of accumulated amortization of 47,245 and 43,495, respectively
                                             40,915,000                                               
        current portion of long-term debt, net of debt issuance costs of 306 and 264, respectively
                                             33,124,000                                               
        unrealized holding gain on available-for-sale securities, net of income taxes of (1,348) and (1,015), respectively
                                             2,391,000                                               
        interest rate swaps, net of income taxes of 263 and 0, respectively
                                             -434,000                                               
        accounts receivable – net of allowance for doubtful accounts of 5,344 and 5,173, respectively
                                              139,253,000                                              
        property and equipment – net of accumulated depreciation of 176,147 and 171,815, respectively
                                              206,497,000                                              
        intangible assets – net of accumulated amortization of 45,373 and 43,495, respectively
                                              42,787,000                                              
        current portion of long-term debt, net of debt issuance costs of 264 and 264, respectively
                                              64,472,000                                              
        unrealized holding gain on available-for-sale securities, net of income taxes of (1,032) and (1,015), respectively
                                              1,836,000                                              
        interest rate swaps, net of income taxes of 138 and 0, respectively
                                              -231,000                                              
        accounts receivable – net of allowance for doubtful accounts of 5,173 and 5,207, respectively
                                               141,275,000                                             
        intangible assets – net of accumulated amortization of 43,495 and 34,340, respectively
                                               44,665,000                                             
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,015 and 1,642, respectively
                                               1,801,000                                             
        accounts receivable – net of allowance for doubtful accounts of 4,666 and 5,207, respectively
                                                159,003,000                                            
        property and equipment – net of accumulated depreciation of 167,284 and 149,610, respectively
                                                170,894,000                                            
        intangible assets – net of accumulated amortization of 41,206 and 34,340, respectively
                                                46,954,000                                            
        unrealized holding gain on available-for-sale securities, net of income taxes of 908 and 1,642, respectively
                                                1,606,000                                            
        accounts receivable – net of allowance for doubtful accounts of 5,653 and 5,207, respectively
                                                 161,037,000                                           
        property and equipment – net of accumulated depreciation of 161,931 and 149,610, respectively
                                                 173,607,000                                           
        intangible assets – net of accumulated amortization of 38,917 and 34,340, respectively
                                                 49,242,000                                           
        shareholders’ equity:
                                                                                            
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,517 and 1,642, respectively
                                                 2,704,000                                           
        accounts receivable – net of allowance for doubtful accounts of 5,464 and 5,207, respectively
                                                  161,317,000                                          
        property and equipment – net of accumulated depreciation of 155,847 and 149,610, respectively
                                                  173,408,000                                          
        intangible assets – net of accumulated amortization of 36,628 and 34,340, respectively
                                                  51,531,000                                          
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,591 and 1,642, respectively
                                                  2,814,000                                          
        accounts receivable
                                                   151,107,000    132,001,000    118,903,000    74,876,000    68,833,000        70,590,000    86,626,000    82,259,000    59,746,000  59,746,000   
        intangible assets—net of accumulated amortization of 34,340 and 24,345, respectively
                                                   53,820,000                                         
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,642 and 1,433, respectively
                                                   2,888,000                                         
        accounts receivable – net of allowance for doubtful accounts of 3,506 and 2,688, respectively
                                                    160,132,000                                        
        property and equipment – net of accumulated depreciation of 144,372 and 137,606, respectively
                                                    165,014,000                                        
        intangible assets – net of accumulated amortization of 31,895 and 24,345, respectively
                                                    55,258,000                                        
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,666 and 1,433, respectively
                                                    2,887,000                                        
        accounts receivable – net of allowance for doubtful accounts of 3,030 and 2,688, respectively
                                                     161,214,000                                       
        property and equipment – net of accumulated depreciation of 141,547 and 137,606, respectively
                                                     161,429,000                                       
        intangible assets – net of accumulated amortization of 29,403 and 24,345, respectively
                                                     57,749,000                                       
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,699 and 1,433, respectively
                                                     2,940,000                                       
        accounts receivable – net of allowance for doubtful accounts of 2,826 and 2,688, respectively
                                                      154,133,000                                      
        property and equipment – net of accumulated depreciation of 140,932 and 137,606, respectively
                                                      147,990,000                                      
        intangible assets – net of accumulated amortization of 26,872 and 24,345, respectively
                                                      60,280,000                                      
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,504 and 1,433, respectively
                                                      2,603,000                                      
        intangible assets—net of accumulated amortization of 24,345 and 22,237, respectively
                                                       62,807,000                                     
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,433 and 858, respectively
                                                       2,476,000                                     
        accounts receivable – net of allowance for doubtful accounts of 2,584 and 2,515, respectively
                                                        131,089,000                                    
        property and equipment – net of accumulated depreciation of 133,998 and 126,736, respectively
                                                        124,001,000                                    
        intangible assets – net of accumulated amortization of 23,924 and 22,237, respectively
                                                        5,429,000                                    
        unrealized holding gain on available-for-sale securities, net of income taxes of 1,096 and 858, respectively
                                                        1,832,000                                    
        accounts receivable – net of allowance for doubtful accounts of 2,812 and 2,515, respectively
                                                         127,527,000                                   
        property and equipment – net of accumulated depreciation of 131,178 and 126,736, respectively
                                                         122,814,000                                   
        intangible assets – net of accumulated amortization of 23,471 and 22,237, respectively
                                                         5,882,000                                   
        unrealized holding gain on available-for-sale securities, net of income taxes of 969 and 858, respectively
                                                         1,578,000                                   
        accounts receivable – net of allowance for doubtful accounts of 2,610 and 2,515, respectively
                                                          122,315,000                                  
        property and equipment – net of accumulated depreciation of 129,374 and 126,736, respectively
                                                          125,866,000                                  
        intangible assets – net of accumulated amortization of 22,862 and 22,237, respectively
                                                          6,490,000                                  
        unrealized holding gain on available-for-sale securities, net of income taxes of 977 and 858, respectively
                                                          1,609,000                                  
        intangible assets—net of accumulated amortization of 22,237 and 19,206, respectively
                                                           7,115,000                                 
        dividend payable
                                                                                           50,000,000 
        unrealized holding gain on available-for-sale securities, net of income taxes of 858 and 1,054, respectively
                                                           998,000                                 
        accounts receivable – net of allowance for doubtful accounts of 2,001 and 3,535, respectively
                                                            81,275,000                                
        due from centra and affiliates
                                                            1,505,000 922,000 809,000 340,000 254,000 601,000 142,000 80,000 15,000         72,000 162,000 44,000 115,000 193,000 663,000 251,000 277,000 329,000 135,000 285,000 284,000 285,000 665,000 502,000 
        less accumulated depreciation
                                                            -47,317,000 -45,898,000 -44,369,000 -42,976,000 -41,860,000 -41,036,000 -39,793,000 -38,255,000 -37,333,000 -35,449,000 -33,972,000 -32,362,000 -30,716,000 -29,232,000 -27,717,000 -25,971,000 -24,447,000 -22,888,000 -21,657,000 -20,439,000 -19,063,000 -17,703,000 -16,309,000 -15,726,000 -15,724,000 -14,683,000 -14,004,000 -18,838,000 -19,648,000 -18,838,000 -18,101,000 -17,388,000 
        property and equipment – net
                                                            93,884,000 91,516,000 88,701,000  80,109,000 79,601,000 79,236,000  77,826,000 76,451,000 74,723,000  76,526,000 76,587,000 74,046,000  58,784,000 59,284,000 57,242,000  58,263,000 57,959,000 58,880,000  43,620,000 40,079,000 36,659,000    23,989,000 23,831,000 
        intangible assets – net of accumulated amortization of 21,489 and 19,206, respectively
                                                            7,864,000                                
        due to centra and affiliates
                                                            668,000 564,000 522,000       136,000 134,000 177,000 90,000 76,000 79,000 35,000 57,000                
        16,122,483 shares issued; 15,490,954 and 15,555,183 shares outstanding, respectively
                                                            16,122,000 16,122,000                               
        accumulated other comprehensive income, net of income taxes of 804 and 1,054, respectively
                                                            1,267,000                                
        accounts receivable – net of allowance for doubtful accounts of 2,565 and 3,535, respectively
                                                             80,750,000                               
        intangible assets – net of accumulated amortization of 20,718 and 19,206, respectively
                                                             8,635,000                               
        line of credit
                                                             6,424,000   4,253,000                           31,598,000 
        accumulated other comprehensive income, net of income taxes of 1,034 and 1,054, respectively
                                                             1,622,000                               
        accounts receivable – net of allowance for doubtful accounts of 2,467 and 3,535, respectively
                                                              76,997,000                              
        intangible assets – net of accumulated amortization of 19,954 and 19,206, respectively
                                                              8,742,000                              
        dividends payable
                                                              15,499,000                              
        accumulated other comprehensive income, net of income taxes of 1,396 and 1,054, respectively
                                                              2,187,000                              
        property and equipment—net
                                                               89,985,000    78,206,000    76,246,000    61,334,000    57,149,000    51,286,000         
        intangible assets—net of accumulated amortization of 19,206 and 15,803, respectively
                                                               9,490,000                             
        accumulated other comprehensive income—unrealized holding gain on available-for-sale securities, net of income taxes of (1,054) and (1,524), respectively
                                                               1,608,000                             
        accounts receivable – net of allowance for doubtful accounts of 3,485 and 4,540, respectively
                                                                87,385,000                            
        intangible assets – net of accumulated amortization of 18,377 and 15,803, respectively
                                                                10,319,000                            
        accumulated other comprehensive income, net of income taxes of (388) and (1,524), respectively
                                                                632,000                            
        accounts receivable – net of allowance for doubtful accounts of 4,920 and 4,540, respectively
                                                                 81,301,000                           
        intangible assets – net of accumulated amortization of 17,512 and 15,803, respectively
                                                                 11,183,000                           
        accumulated other comprehensive income, net of income taxes of (1,460) and (1,524), respectively
                                                                 2,316,000                           
        accounts receivable – net of allowance for doubtful accounts of 4,460 and 4,540, respectively
                                                                  77,428,000                          
        intangible assets – net of accumulated amortization of 16,647 and 15,803, respectively
                                                                  12,048,000                          
        accumulated other comprehensive income, net of income taxes of (1,551) and (1,524), respectively
                                                                  2,319,000                          
        intangible assets—net of accumulated amortization of 15,803 and 12,393, respectively
                                                                   11,977,000                         
        accumulated other comprehensive income—unrealized holding gain on available-for-sale securities, net of income taxes of (1,524) and (399), respectively
                                                                   2,241,000                         
        accounts receivable – net of allowance for doubtful accounts of 5,395 and 5,464, respectively
                                                                    71,950,000                        
        intangible assets – net of accumulated amortization of 14,957 and 12,393, respectively
                                                                    13,228,000                        
        accumulated other comprehensive income, net of income taxes of 1,184 and 399, respectively
                                                                    1,736,000                        
        accounts receivable – net of allowance for doubtful accounts of 5,743 and 5,464, respectively
                                                                     70,894,000                       
        intangible assets – net of accumulated amortization of 14,107 and 12,393, respectively
                                                                     14,078,000                       
        accumulated other comprehensive income, net of income taxes of 566 and 399, respectively
                                                                     827,000                       
        accounts receivable – net of allowance for doubtful accounts of 5,331 and 5,464, respectively
                                                                      65,064,000                      
        intangible assets – net of accumulated amortization of 13,249 and 12,393, respectively
                                                                      14,936,000                      
        16,122,483 shares issued; 15,980,483 shares outstanding
                                                                      16,122,000                      
        accumulated other comprehensive income, net of income taxes of 1,798 and 399, respectively
                                                                      2,803,000                      
        accounts receivable – net of allowance for doubtful accounts of 5,464 and 4,486, respectively
                                                                       63,352,000                     
        intangible assets—net of accumulated amortization of 12,393 and 9,260, respectively
                                                                       14,564,000                     
        accounts payable, including related party amounts of 0 and 156, respectively
                                                                       25,100,000                     
        accumulated other comprehensive gain—unrealized holding gain on available-for-sale securities, net of income taxes of (399) and 475, respectively
                                                                       632,000                     
        accounts receivable – net of allowance for doubtful accounts of 5,379 and 4,486, respectively
                                                                        64,242,000                    
        intangible assets – net of accumulated amortization of 11,596 and 9,260, respectively
                                                                        14,686,000                    
        accumulated other comprehensive income, net of income taxes
                                                                        735,000                    
        accounts receivable – net of allowance for doubtful accounts of 4,923 and 4,486, respectively
                                                                         58,200,000                   
        intangible assets – net of accumulated amortization of 10,813 and 9,260, respectively
                                                                         15,129,000                   
        accumulated other comprehensive loss, net of income tax
                                                                         -2,863,000                   
        accounts receivable – net of allowance for doubtful accounts of 4,675 and 4,486, respectively
                                                                          56,248,000                  
        intangible assets – net of accumulated amortization of 10,037 and 9,260, respectively
                                                                          15,906,000                  
        accumulated other comprehensive (loss), net of income tax
                                                                          -1,010,000                  
        intangible assets—net of accumulated amortization of 9,260 and 6,165, respectively
                                                                           16,682,000                 
        accounts payable, including related party amounts of 156 and 465, respectively
                                                                           20,219,000                 
        accumulated other comprehensive (loss)—unrealized holding loss on available-for-sale securities, net of taxes of 475 and 82, respectively
                                                                           -754,000                 
        accounts receivable – net of allowance for doubtful accounts of 4,388 and 3,874, respectively
                                                                            103,493,000                
        intangible assets – net of accumulated amortization of 8,483 and 6,165, respectively
                                                                            17,459,000                
        accumulated other comprehensive income
                                                                            165,000  -474,000  360,000 413,000 369,000  260,000 175,000 172,000 46,000 29,000 46,000   
        accounts receivable – net of allowance for doubtful accounts of 4,240 and 3,874, respectively
                                                                             99,835,000               
        intangible assets – net of accumulated amortization of 7,670 and 6,165, respectively
                                                                             18,272,000               
        accumulated other comprehensive loss
                                                                             -92,000               
        accounts receivable – net of allowance for doubtful accounts of 4,114 and 3,874, respectively
                                                                              91,959,000              
        intangible assets – net of accumulated amortization of 6,896 and 6,165, respectively
                                                                              17,388,000              
        intangible assets—net of accumulated amortization of 6,165 and 3,625, respectively
                                                                               17,121,000             
        accounts payable, including related party amounts of 465 and 560, respectively
                                                                               29,975,000             
        accumulated other comprehensive income—unrealized holding gain on available-for-sale securities, net of taxes of 82 and (220), respectively
                                                                               -126,000             
        accounts receivable – net of allowance for doubtful accounts of 4,071 and 3,264, respectively
                                                                                87,772,000            
        intangible assets – net of accumulated amortization of 5,453 and 3,625, respectively
                                                                                14,803,000            
        accounts receivable – net of allowance for doubtful accounts of 3,833 and 3,264, respectively
                                                                                 89,154,000           
        intangible assets – net of accumulated amortization of 4,834 and 3,625, respectively
                                                                                 15,423,000           
        accounts receivable – net of allowance for doubtful accounts of 3,569 and 3,264, respectively
                                                                                  87,774,000          
        intangible assets – net of accumulated amortization of 4,206
                                                                                  16,051,000          
        and 3,625, respectively
                                                                                            
        intangible assets—net of accumulated amortization of 3,625 and 1,832, respectively
                                                                                   16,684,000         
        accounts payable, including related party amounts of 560 and 433, respectively
                                                                                   30,156,000         
        due to centra
                                                                                      1,542,000 1,283,000 1,362,000 1,283,000 942,000 1,375,000 
        accumulated other comprehensive income—unrealized holding gain on available-for-sale securities, net of taxes of 220 and 57, respectively
                                                                                   353,000         
        accounts receivable – net of allowance for doubtful accounts of 3,008 and 2,472, respectively
                                                                                    90,993,000        
        intangible assets – net of accumulated amortization of 3,035 and 1,832, respectively
                                                                                    16,014,000        
        total
                                                                                    187,748,000 174,906,000 167,308,000 140,669,000 150,208,000 140,669,000 140,572,000 105,284,000 
        short-term borrowings
                                                                                    290,000        
        accounts receivable – net of allowance for doubtful accounts of 2,755 and 2,472, respectively
                                                                                     79,274,000       
        intangible assets – net of accumulated amortization of 2,543 and 1,832, respectively
                                                                                     11,082,000       
        accrued expenses
                                                                                     16,275,000 14,785,000 9,965,000 11,186,000 9,965,000 10,382,000 11,103,000 
        accounts receivable – net of allowance for doubtful accounts of 2,659 and 2,472, respectively
                                                                                      74,584,000      
        intangible assets – net of accumulated amortization of 2,179 and 1,832, respectively
                                                                                      11,445,000      
        loan receivable from centra
                                                                                           1,764,000 
        property and equipment — net
                                                                                       29,577,000 29,949,000 29,577,000   
        intangible assets — net of accumulated amortization of 1,310 and 869
                                                                                       8,215,000  8,215,000   
        lines of credit
                                                                                            
        shareholders’ equity
                                                                                            
        distributions in excess of centra’s contributed capital
                                                                                           -26,848,000 
        accounts receivable – net of allowance of 3,717 and 3,439
                                                                                        70,188,000    
        intangible assets — net of accumulated amortization of 1,531 and 869
                                                                                        7,994,000    
        accounts receivable – net of allowance for doubtful accounts of 3,721 and 3,439, respectively
                                                                                          63,384,000  
        intangible assets – net of accumulated amortization of 1,090 and 869, respectively
                                                                                          8,435,000  
        cash
                                                                                           904,000 
        accounts receivable – net
                                                                                           59,441,000 
        intangible assets - net
                                                                                           8,656,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-04-04 2025-12-31 2025-09-27 2025-06-28 2025-03-29 2024-12-31 2024-09-28 2024-06-29 2024-03-30 2023-12-31 2023-09-30 2023-07-01 2023-04-01 2022-12-31 2022-10-01 2022-07-02 2022-04-02 2021-12-31 2021-10-02 2021-07-03 2021-04-03 2020-12-31 2020-10-03 2020-07-04 2020-04-04 2019-12-31 2019-09-28 2019-06-29 2019-03-30 2018-12-31 2018-09-29 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-07-01 2017-04-01 2016-12-31 2016-10-01 2016-07-02 2016-04-02 2015-12-31 2015-09-26 2015-06-27 2015-03-28 2014-12-31 2014-09-27 2014-06-28 2014-03-29 2013-09-28 2013-06-29 2013-03-30 2012-09-29 2012-06-30 2012-03-31 2011-10-01 2011-07-02 2011-04-02 2010-10-02 2010-07-03 2010-04-03 2009-09-26 2009-06-27 2009-03-28 2008-09-27 2008-06-28 2008-03-29 2007-09-29 2007-06-30 2006-09-30 2006-07-01 2006-04-01 2005-10-01 2005-07-02 2005-04-02 
                                                                                   
          cash flows from operating activities:
                                                                                   
          net income
        -3,511,000 -39,431,000 -74,772,000 8,316,000 6,014,000 20,176,000 26,540,000 30,734,000 52,457,000 21,413,000 23,046,000 23,566,000 24,876,000 33,445,000 48,480,000 44,699,000 42,008,000 16,200,000 10,273,000 25,605,000 21,655,000 16,223,000 13,578,000 6,168,000 12,163,000 8,737,000 -8,420,000 19,972,000 17,297,000 9,020,000 15,055,000 17,669,000 10,434,000 24,401,000 -3,305,000 2,739,000 4,318,000 2,723,000 4,997,000 9,047,000 7,477,000 9,306,000 9,247,000 13,284,000 8,164,000 10,519,000 13,094,000 13,633,000 8,124,000 39,270,000 25,528,000 11,374,000 14,108,000 8,596,000 3,598,000 12,269,000 6,834,000 2,899,000 9,570,000 6,638,000 2,065,000 3,143,000 1,444,000 139,000 12,253,000 6,847,000 3,344,000 13,032,000 7,902,000 15,723,000 9,958,000 4,562,000 12,513,000 7,868,000 3,484,000 
          adjustments to reconcile net income to net cash from operating activities:
                                                                                   
          depreciation and amortization
        35,643,000 39,057,000 35,499,000 36,203,000 35,488,000 36,393,000 30,285,000 36,809,000 20,701,000 19,975,000 19,386,000 19,160,000 18,515,000 18,324,000 15,047,000 27,058,000 16,228,000 15,657,000 16,456,000 16,339,000 19,085,000 19,199,000 16,894,000 18,530,000 19,518,000 21,625,000 18,807,000 17,415,000 16,918,000 14,977,000 13,984,000 13,246,000 12,218,000 13,332,000 11,795,000 11,541,000 10,327,000 9,945,000 9,076,000 9,135,000 8,546,000 8,424,000 8,544,000 8,867,000 9,038,000 8,921,000 8,469,000 8,022,000 7,641,000 14,749,000 10,066,000 5,060,000 8,943,000 5,966,000 2,968,000 8,715,000 5,768,000 2,871,000 8,175,000 5,385,000 2,693,000 7,721,000 5,138,000 2,562,000 7,122,000 4,591,000 2,232,000 5,965,000 3,938,000 4,253,000 2,642,000 1,270,000 3,166,000 2,060,000 1,035,000 
          noncash lease expense
        7,205,000 7,288,000 6,900,000 7,845,000 7,924,000 8,387,000 7,525,000 7,651,000 7,510,000 7,435,000 7,646,000 7,702,000 7,593,000 7,508,000 7,561,000 7,143,000 7,194,000 6,501,000 6,684,000 6,481,000 6,392,000 5,855,000 7,248,000 7,169,000 7,555,000 7,543,000 7,573,000 7,685,000 7,103,000                                               
          gain on marketable equity securities
        -286,000 -560,000 -593,000 -55,000 -537,000 98,000 -141,000         857,000 -949,000             1,597,000                                              
          loss on disposal of property and equipment
        -465,000 -1,574,000   16,000                     -1,251,000      -60,000 -9,000   -47,000 50,000 514,000 -786,000    142,000    -78,000   148,000  -74,000     -9,000 -50,000  126,000 99,000  96,000 27,000      75,000 70,000 34,000 26,000 40,000 22,000 
          amortization of debt issuance costs
        312,000 293,000 241,000 241,000 241,000 241,000 241,000 241,000 241,000 240,000 190,000 189,000 189,000 189,000 149,000 87,000 120,000 120,000 120,000 120,000 120,000 148,000 147,000 148,000 146,000 147,000 146,000 146,000 147,000 331,000 826,000 87,000 85,000 80,000 80,000 81,000 80,000 85,000 74,000 85,000 68,000 118,000 181,000 176,000 173,000 174,000 173,000 173,000 173,000                           
          stock-based compensation
        954,000 9,000 63,000 385,000 10,000 69,000 700,000 1,000 10,000 90,000 161,000 50,000 10,000 162,000 162,000 195,000 73,000 167,000 246,000 168,000 246,000 273,000 86,000 212,000 321,000 110,000 63,000                               
          provision for credit losses
        32,000 293,000 79,000 133,000 -256,000  -219,000 2,463,000 -819,000  218,000 1,986,000 2,130,000                                                               
          deferred income taxes
        13,000 -24,870,000 -48,000 -60,000 -2,400,000 6,121,000 5,533,000 7,408,000 11,279,000     9,053,000 -971,000 214,000 -81,000 -3,148,000 -28,000 -21,000 -8,011,000 6,941,000 -1,006,000 -1,202,000 9,038,000 -7,050,000 8,413,000 -3,240,000 2,842,000 3,496,000 1,809,000 -1,564,000 -14,243,000 -6,790,000 5,226,000 -3,207,000 6,861,000 951,000 1,737,000 -2,939,000 2,047,000 -1,759,000 380,000 -190,000 4,523,000 -925,000 -377,000 -1,788,000 1,391,000 123,000 806,000 444,000 181,000 548,000 854,000 -20,000 -206,000 -1,962,000 -1,549,000 -891,000 -232,000 -1,322,000 -605,000 -1,018,000 -520,000 -970,000 1,580,000 -167,000 33,000 -30,000 -31,000 -710,000 -216,000 -349,000 
          change in assets and liabilities:
                                                                                   
          trade and other accounts receivable
        2,677,000 22,233,000 -26,005,000 813,000 35,505,000 54,148,000 -12,481,000 -9,261,000 3,578,000 21,650,000 11,335,000 16,678,000 12,840,000 30,832,000 17,340,000 -8,444,000 -55,994,000 -18,937,000 -41,032,000 -24,063,000 -8,936,000 -12,395,000 -71,238,000 37,490,000 -11,947,000 14,552,000 -8,115,000 17,113,000 -1,752,000 6,773,000 2,808,000 -12,870,000 -23,177,000 -4,156,000 -12,527,000 -5,585,000 -7,130,000 -952,000 -3,709,000 -5,634,000 2,785,000 21,302,000 900,000 -2,588,000 -15,190,000 7,874,000 2,126,000 -7,194,000 -22,663,000 -13,793,000 -10,825,000 -3,499,000 -8,644,000 -7,546,000                      
          contract receivable, prepaid expenses and other assets
        4,678,000                                                                           
          principal reduction in operating lease liabilities
        -12,428,000 -7,055,000 -6,864,000 -8,331,000 -8,251,000 -8,514,000 -7,930,000 -7,888,000 -7,703,000 -7,723,000 -7,793,000 -7,682,000 -7,435,000 -7,448,000 -7,458,000 -6,584,000 -6,501,000 -6,170,000 -6,248,000 -6,074,000 -6,158,000 -5,294,000 -7,050,000 -7,052,000 -7,258,000 -7,958,000 -7,165,000 -7,246,000 -6,692,000                                               
          accounts payable, accrued expenses, income taxes payable, insurance and claims and other current liabilities
        -7,036,000 -11,665,000 3,152,000 -13,113,000 18,061,000 -16,785,000 -10,162,000 -9,898,000 41,313,000 -31,599,000 12,256,000 -25,861,000 15,377,000                                                               
          due to/from affiliates
        8,074,000 -9,214,000 8,921,000 -6,725,000 1,227,000 4,688,000 -2,385,000 -2,553,000 2,143,000 7,113,000 -12,221,000 8,570,000 -3,086,000 -2,284,000 9,146,000 -1,719,000 -2,524,000 3,003,000 1,076,000 -3,101,000 185,000 1,194,000 -156,000 -3,817,000 5,507,000 -3,880,000 4,250,000 4,750,000 -4,497,000 564,000 8,237,000 1,744,000 -7,307,000 5,344,000 -2,648,000 6,164,000 -1,668,000 -1,656,000 429,000 2,249,000 -427,000 -1,698,000 -930,000 1,554,000 1,157,000 -119,000 -956,000 -796,000 1,870,000 1,641,000 2,495,000 2,573,000                        
          other long-term liabilities
        -2,460,000 514,000 1,071,000 825,000 -3,587,000 757,000 797,000 693,000 -3,561,000 1,119,000 271,000 696,000 -5,065,000 683,000 360,000 1,460,000 -2,187,000 870,000 922,000 421,000 -425,000 1,464,000 588,000 221,000 -719,000 598,000 327,000 284,000 -935,000 574,000 781,000 889,000 -630,000 384,000 130,000 580,000 -1,192,000 914,000 106,000 31,000 -2,049,000 571,000 566,000 292,000 -1,176,000 -1,032,000 767,000 -756,000 489,000 311,000 -144,000 -144,000 514,000 304,000 81,000 1,133,000 840,000 669,000 315,000 145,000 -25,000               
          net cash from operating activities
        33,402,000 47,124,000 25,899,000 25,715,000 84,308,000 59,738,000 6,202,000 9,550,000 36,881,000 49,038,000 56,246,000 40,481,000 64,481,000 68,908,000 75,179,000 28,198,000 41,120,000 29,532,000 292,000 10,319,000 43,137,000 21,596,000 -30,680,000 83,254,000 25,166,000 -3,940,000 40,139,000 44,071,000 47,766,000 21,000,000 30,527,000 27,266,000 16,108,000 13,420,000 23,384,000 21,207,000 25,838,000 7,687,000 14,851,000 7,642,000 38,449,000 29,812,000 19,484,000 17,424,000 11,584,000 29,136,000 18,359,000 19,483,000 12,414,000 36,273,000 26,235,000 14,173,000 20,987,000 13,071,000 1,395,000 19,483,000 2,546,000 -1,391,000 3,315,000 -2,611,000 777,000 17,455,000 19,137,000 10,424,000 7,566,000 3,613,000 448,000 8,759,000 6,982,000 12,794,000 12,752,000 7,393,000 12,016,000 12,838,000 4,596,000 
          cash flows from investing activities:
                                                                                   
          capital expenditures
        -9,569,000 -32,853,000 -54,484,000 -84,265,000 -52,573,000 -40,790,000 -65,101,000 -77,140,000 -68,572,000 -48,456,000 -112,256,000 -48,506,000 -31,336,000 -31,289,000 -48,266,000 -31,497,000 -6,047,000 -12,606,000 -9,294,000 -12,001,000 -4,940,000 -17,874,000 -30,467,000 -9,594,000 -32,775,000 -19,001,000 -35,624,000 -14,338,000 -10,790,000 -12,378,000 -22,586,000 -24,285,000 -7,336,000 -16,683,000 -13,368,000 -15,640,000 -17,669,000 -18,700,000 -32,541,000 -9,995,000 -36,115,000 -12,880,000 -4,156,000 -7,033,000 -2,188,000 -19,615,000 -10,012,000 -19,369,000 -10,788,000 -11,073,000 -5,498,000 -2,710,000 -10,969,000 -6,220,000 -1,211,000 -8,850,000 -5,996,000 -3,302,000 -7,577,000 -4,200,000 -436,000 -20,554,000 -19,345,000 -14,632,000 -5,639,000 -4,294,000 -1,562,000 -14,216,000 -12,476,000 -8,638,000 -7,223,000 -2,886,000 -5,786,000 -4,523,000 -1,055,000 
          free cash flows
        23,833,000 14,271,000 -28,585,000 -58,550,000 31,735,000 18,948,000 -58,899,000 -67,590,000 -31,691,000 582,000 -56,010,000 -8,025,000 33,145,000 37,619,000 26,913,000 -3,299,000 35,073,000 16,926,000 -9,002,000 -1,682,000 38,197,000 3,722,000 -61,147,000 73,660,000 -7,609,000 -22,941,000 4,515,000 29,733,000 36,976,000 8,622,000 7,941,000 2,981,000 8,772,000 -3,263,000 10,016,000 5,567,000 8,169,000 -11,013,000 -17,690,000 -2,353,000 2,334,000 16,932,000 15,328,000 10,391,000 9,396,000 9,521,000 8,347,000 114,000 1,626,000 25,200,000 20,737,000 11,463,000 10,018,000 6,851,000 184,000 10,633,000 -3,450,000 -4,693,000 -4,262,000 -6,811,000 341,000 -3,099,000 -208,000 -4,208,000 1,927,000 -681,000 -1,114,000 -5,457,000 -5,494,000 4,156,000 5,529,000 4,507,000 6,230,000 8,315,000 3,541,000 
          proceeds from the sale of property and equipment
        910,000 11,210,000 2,058,000 3,536,000 940,000 2,651,000 681,000 912,000 202,000 223,000 750,000 952,000 1,588,000 3,915,000 4,799,000 2,960,000 2,607,000 489,000 1,238,000 3,118,000 760,000 1,211,000 469,000 227,000 2,282,000 6,150,000 3,830,000 259,000 913,000 1,765,000 506,000 371,000 1,255,000 497,000 352,000 168,000 194,000 201,000 238,000 1,669,000 318,000 311,000 302,000 75,000 128,000 106,000 486,000 349,000 385,000 1,653,000 641,000 311,000 610,000 494,000 303,000 817,000 461,000 205,000 245,000 225,000 50,000 418,000 316,000 14,000 366,000 336,000 148,000 1,260,000 1,242,000 342,000 315,000 294,000 98,000 78,000 61,000 
          proceeds from the sale of marketable securities
        10,637,000  663,000 2,183,000 138,000      110,000                                                                 
          net cash from investing activities
        1,978,000 -21,643,000 -51,763,000 -78,546,000 -51,495,000 -243,899,000 -74,401,000 -76,228,000 -68,370,000 -48,166,000 -111,396,000 -47,462,000 -29,748,000 -27,374,000 -44,278,000 -28,651,000 -3,440,000 -12,117,000 -8,056,000 -8,883,000 -4,177,000 -15,041,000 -31,294,000 -9,367,000 -30,853,000 -66,007,000 -31,197,000 -35,552,000 -10,304,000 -83,922,000 -82,489,000 -24,549,000 -38,239,000 -16,186,000 -12,692,000 -14,936,000 -17,475,000 -17,995,000 -32,019,000 -8,331,000 -35,731,000 -12,459,000 -3,848,000 -6,742,000 -3,110,000 -24,165,000 -9,530,000 -19,067,000 -10,407,000 -9,170,000 -4,596,000 -2,050,000 -5,004,000 -3,553,000 415,000 -11,146,000 -5,864,000 -3,151,000 987,000 4,412,000 2,750,000 -28,586,000 -25,357,000 -16,200,000 -7,129,000 -6,412,000 -1,007,000 -9,596,000 -5,677,000 -19,361,000 -13,153,000 -6,740,000 -22,051,000 -3,760,000 446,000 
          cash flows from financing activities:
                                                                                   
          proceeds from borrowing - revolving debt
        107,914,000 125,644,000 144,492,000 161,025,000 129,844,000 310,558,000 107,815,000 142,870,000 114,785,000 88,423,000    45,435,000 136,487,000 154,104,000 107,961,000 105,400,000 111,131,000 108,163,000 83,784,000 98,923,000 154,993,000 50,601,000 91,200,000 165,065,000 102,622,000 96,206,000 15,565,000 183,686,000 109,039,000 105,996,000 89,850,000 92,735,000 80,907,000 71,570,000 71,246,000   54,176,000 3,217,000 71,678,000 43,393,000 30,269,000 27,418,000  36,052,000   21,505,000 8,431,000                         
          repayments of debt - revolving debt
        -111,416,000 -292,363,000 -133,473,000 -113,339,000 -115,301,000 -113,706,000 -61,813,000 -112,647,000 -98,945,000 -92,559,000    -60,813,000 -271,603,000 -152,628,000 -122,200,000 -114,327,000 -89,400,000 -90,241,000 -102,579,000 -97,425,000 -95,138,000 -118,969,000 -84,084,000 -79,429,000 -90,055,000 -98,088,000 -41,249,000 -201,667,000 -87,929,000 -115,722,000 -72,349,000 -87,860,000 -88,114,000 -75,213,000 -69,646,000   -57,776,000 -14,552,000 -80,843,000 -13,393,000 -34,269,000 -32,788,000  -38,891,000   -43,505,000 -26,431,000                         
          proceeds from borrowing - term debt
        3,275,000 200,998,000 43,143,000 31,893,000 5,284,000 28,785,000 47,676,000 67,886,000 47,091,000 17,187,000 5,261,000 17,789,000 15,949,000 20,927,000 124,788,000 189,582,000 4,344,000 7,665,000 4,356,000 911,000 3,035,000 9,300,000 19,307,000 5,535,000 29,760,000 11,061,000 26,905,000 10,549,000 7,979,000 171,036,000 49,455,000 22,272,000 12,406,000 14,335,000 11,653,000 10,352,000 2,729,000                                      
          repayments of debt - term debt
        -47,355,000 -59,012,000 -25,709,000 -21,066,000 -42,420,000 -24,241,000 -20,271,000 -28,657,000 -30,989,000 -18,576,000 -21,408,000 -17,659,000 -16,914,000 -16,409,000 -13,273,000 -176,389,000 -15,873,000 -15,100,000 -14,775,000 -15,833,000 -15,443,000 -17,421,000 -16,435,000 -12,329,000 -15,853,000 -25,788,000 -17,448,000 -14,052,000 -12,728,000 -75,034,000 -13,578,000 -10,926,000 -12,619,000 -14,853,000 -11,220,000 -12,846,000 -9,386,000   -38,155,000 -1,500,000 -116,355,000 640,000 -2,143,000 -2,142,000  -1,143,000                             
          dividends paid
        -2,770,000 -2,764,000 -2,765,000 -2,764,000 -2,764,000 -2,764,000 -2,763,000 -2,764,000 -2,762,000 -2,760,000 -2,760,000 -2,761,000 -2,759,000 -2,760,000 -2,759,000 -2,776,000 -5,646,000 -2,825,000 -2,788,000 -5,692,000 -5,731,000 -5,960,000 -2,981,000 -6,101,000 -2,980,000 -2,981,000 -2,981,000 -1,988,000 -1,987,000 -1,991,000 -1,991,000 -1,991,000 -1,989,000 -1,988,000 -1,989,000 -1,988,000 -1,987,000 -1,986,000 -2,098,000 -2,100,000 -2,096,000 -2,097,000 -2,108,000 -2,108,000 -2,104,000   -15,499,000 -15,499,000  -15,555,000      -15,983,000 -15,983,000 -15,983,000            
          net cash from financing activities
        -50,352,000 -29,910,000 25,688,000 55,664,000 -25,357,000 198,608,000 70,644,000 66,605,000 29,180,000 -8,285,000 6,082,000 -2,631,000 -3,724,000 -13,636,000 -29,054,000 1,119,000 -36,668,000 -16,362,000 8,487,000 212,000 -36,895,000 -6,761,000 62,727,000 -75,289,000 10,373,000 70,910,000 -8,722,000 -8,366,000 -37,075,000 67,394,000 52,373,000 -1,830,000 20,890,000 1,376,000 -9,304,000 -8,156,000 -7,075,000 10,238,000 14,419,000 -6,787,000 -3,756,000 -14,592,000 -12,468,000 -8,588,000 -10,522,000 -6,383,000 -6,743,000 452,000 -4,917,000 -24,102,000 -18,023,000 -10,023,000 -16,647,000 -10,170,000 -927,000 -13,222,000 -1,276,000 -799,000 -2,275,000 -719,000  -16,338,000 -16,338,000 -16,338,000 -85,000 -85,000 -85,000   1,290,000 1,000,000  22,890,000 22,909,000 27,240,000 
          effect of exchange rate changes on cash and cash equivalents
        6,048,000 3,894,000 3,219,000 903,000 -6,205,000 -6,930,000 1,903,000 -3,565,000 922,000 3,113,000 865,000 -2,149,000 -1,415,000 4,637,000 -1,884,000 -905,000 -22,000 -131,000 -811,000 651,000 -29,000 292,000 -53,000 1,384,000 -4,417,000 278,000 -194,000 -30,000 222,000 -1,290,000 470,000 -1,368,000 1,714,000 165,000 -530,000 571,000 310,000 281,000 273,000 -235,000 -161,000 -21,000 -685,000 66,000 -406,000 -591,000 -188,000 -95,000 20,000 -104,000 7,000 164,000                        
          net increase in cash
        -8,924,000 -535,000 3,043,000 3,736,000 1,251,000   -3,638,000 -1,387,000 -4,300,000 -48,203,000 -11,761,000 29,594,000 32,535,000 -37,000 -239,000 990,000 922,000 -88,000 2,299,000 2,036,000 86,000 700,000 -18,000 269,000 1,241,000 26,000 123,000 609,000 3,182,000 881,000 -481,000 473,000 -1,225,000        2,740,000    -2,003,000 1,898,000 773,000 -2,890,000 2,897,000 3,623,000 2,264,000                        
          cash and cash equivalents – beginning of period
        26,846,000  19,351,000  12,511,000  47,181,000  13,932,000  8,763,000  7,726,000  5,727,000  1,672,000  1,755,000  12,930,000  8,001,000  10,223,000 2,554,000 2,554,000 2,554,000 878,000 878,000 878,000 6,261,000 6,261,000 6,261,000 953,000 953,000 953,000 28,767,000 28,767,000 28,767,000 5,416,000 5,416,000 5,416,000 5,008,000 5,008,000 5,342,000 5,342,000 10,442,000   904,000 
          cash and cash equivalents – end of period
        17,922,000  3,043,000 3,736,000 20,602,000  4,348,000 -3,638,000 11,124,000  -48,203,000 -11,761,000 76,775,000  -37,000 -239,000 14,922,000  -88,000 2,299,000 10,799,000  700,000 -18,000 7,995,000  26,000 123,000 6,336,000  881,000 -481,000 2,145,000  858,000 -1,314,000 3,353,000  -2,476,000 -7,711,000 11,731,000  2,483,000 2,160,000 5,547,000  1,898,000 773,000 7,333,000 5,451,000 6,177,000 4,818,000 214,000 226,000 1,761,000 1,376,000 1,667,000 920,000 2,980,000 2,035,000 4,480,000 1,298,000 6,209,000 6,653,000 5,768,000 2,532,000 4,772,000 4,171,000 6,313,000 65,000 5,941,000 11,095,000   33,186,000 
          supplemental cash flow information:
                                                                                   
          cash paid for interest
        12,596,000 15,711,000 12,414,000 10,876,000 8,978,000  6,885,000 7,397,000 6,108,000  6,044,000 5,539,000 5,479,000  3,761,000 3,302,000 2,336,000  2,817,000 2,907,000 3,086,000    4,157,000      3,231,000 2,759,000 2,408,000  2,511,000 2,103,000 2,144,000  1,706,000 1,913,000 2,105,000  1,880,000 1,574,000 1,776,000  1,752,000 2,105,000 1,474,000    44,000 13,000 1,000 5,000 4,000  18,000 16,000 9,000 51,000 40,000 31,000 63,000 47,000 21,000 38,000 26,000 36,000 17,000  312,000 312,000 307,000 
          cash paid for income taxes
        517,000 1,622,000 1,430,000 16,873,000 541,000  4,313,000 10,324,000 159,000  968,000 18,034,000 1,477,000  16,225,000 22,766,000 602,000  6,514,000 13,123,000 9,786,000    55,000      966,000 1,566,000 1,185,000  298,000 543,000 787,000  3,455,000 6,354,000 8,589,000  4,434,000 7,047,000 9,053,000  3,952,000 9,521,000 3,732,000    5,631,000 1,706,000 26,000 7,379,000 5,605,000 2,891,000 8,572,000 5,314,000 853,000 2,919,000 2,608,000 2,087,000  4,555,000 3,203,000         
          non-cash operating and financing activities:
                                                                                   
          during the thirteen-week period ended march 29, 2025, the company had non-cash activities resulting from the 2.8 million of declared dividends that were unpaid as of the end of the period.
                                                                                   
          impairment expense
         43,166,000                                                                         
          write-off of debt issuance costs
                                                                                 
          proceeds from sale of marketable securities
                         117,000     350,000 689,000   118,000 2,804,000 2,811,000 725,000   508,000 287,000 71,000 119,000       520,000 520,000 353,000 6,221,000 2,729,000 1,323,000 1,246,000 1,006,000 1,006,000 11,364,000 11,364,000 3,364,000    15,428,000 14,240,000 14,240,000 12,061,000 12,061,000 10,200,000 2,000,000     
          acquisition of businesses, net of cash
                                                                                   
          purchases of treasury stock
           -24,000      -16,000 -9,051,000 -5,254,000     -138,000 -81,000 -4,919,000 1,000    -98,000    -971,000    -24,000   -34,442,000 -623,000 -881,000 -327,000 -4,105,000 -318,000    -991,000 -991,000 -879,000 -1,700,000 -1,129,000 -728,000 -1,458,000   -355,000 -355,000 -355,000 -85,000 -85,000 -85,000         
          capitalized financing costs
                    -2,694,000             -2,275,000 -738,000 -124,000     -100,000 -268,000 -28,000 -1,423,000                                 
          cash and cash equivalents – january 1
                                                                                   
          cash and cash equivalents – december 31
                                                                                   
          acquisition of businesses:
                                                                                   
          fair value of assets acquired, net of cash
                                                                                   
          liabilities assumed
                                        -3,838,000                          -2,453,000 -2,453,000 -2,453,000         -484,000 -60,000 -60,000    
          net cash paid of acquisitions of businesses
                                                                                   
          non-cash operating and investing activities:
                                                                                   
          during the year ended december 31, 2025, the company had non-cash activities resulting from 4.3 million of property and equipment purchases included in accounts payable at the end of the period.
                                                                                   
          contract receivable, prepaid income taxes, prepaid expenses and other assets
          -4,521,000                                                                         
          acquisition of business
                                  -22,030,000 -427,000   -255,000 -34,850,000                 -250,000 -250,000       -500,000             -2,734,000  -100,000 -100,000 -100,000 
          during the thirty-nine week period ended september 27, 2025, the company had non-cash activities resulting from the 2.8 million of declared dividends that were unpaid as of the end of the period.
                                                                                   
          gain on disposal of property and equipment
               -205,000 -85,000   -617,000 -902,000 -1,205,000 -1,494,000 -1,664,000 -1,079,000 -196,000 -285,000 -502,000 -219,000   -85,000 -506,000   -66,000 -24,000            -142,000    -28,000    -56,000  -63,000   -59,000 -28,000                     
          during the twenty-six week period ended june 28, 2025, the company had non-cash activities resulting from the 2.8 million of declared dividends that were unpaid as of the end of the period.
                                                                                   
          contract assets, prepaid expenses and other assets
            -5,522,000 -45,191,000 -36,099,000                                                                     
          benefit from credit losses
                                                                                   
          purchases of marketable securities
                     -811,000   -114,000 -1,000 -360,000    -615,000 -114,000 -380,000 -119,000    -4,000 -3,000 -5,000 -5,000 -9,000 6,000 -106,000 -1,050,000 -2,008,000 -4,000 -47,000 -4,000 -20,000 -9,000 -4,000 -16,000 -6,000  -3,309,000 -560,000 -560,000 -2,462,000 -2,459,000 -7,000 -6,004,000 -6,001,000 -1,468,000 -12,480,000 -12,063,000 -11,383,000 -7,773,000 -5,785,000 -5,025,000 -5,003,000 -1,438,000 -17,425,000 -577,000  
          net decrease in cash
                                           -1,314,000 1,598,000   -7,711,000 -1,199,000                                   
          loss on marketable equity securities
                -990,000    13,000      110,000 -385,000 -999,000 -1,457,000 497,000 -875,000 3,409,000   5,000 -875,000                                               
          prepaid expenses and other assets
                -89,883,000 311,000 2,388,000 -3,784,000 -725,000  4,616,000 -3,374,000 -1,050,000  1,737,000        3,261,000 -3,835,000 1,810,000                                               
          (gain) loss on marketable equity securities
                                                                                   
          benefit from doubtful accounts
                                                                                   
          prepaid income taxes, prepaid expenses and other assets
                            293,000 4,197,000 -2,046,000 -5,097,000 2,404,000     6,203,000 -3,882,000 -3,879,000 4,067,000 2,218,000 8,034,000 -7,473,000 5,272,000 -6,786,000 -483,000 -6,171,000 692,000 2,821,000 5,762,000 -3,517,000 -719,000 -1,962,000 1,293,000 1,954,000 -301,000 -1,355,000 -359,000 -1,207,000  3,752,000 -191,000  -1,639,000 -5,268,000  2,216,000 617,000               
          acquisitions of businesses
                                     -72,812,000                                              
          borrowing under margin account
                                                                                   
          repayments under margin account
                             -256,000 -541,000  -2,918,000 -867,000 -3,364,000                                           
          provision for doubtful accounts
                      2,239,000 3,653,000 1,848,000  2,013,000 976,000 1,621,000 2,814,000 1,003,000 300,000 1,048,000 976,000 1,230,000    282,000    382,000 603,000 698,000  481,000 347,000 541,000  757,000 526,000 734,000  811,000 372,000 302,000 1,223,000 889,000 380,000 766,000 681,000 220,000 1,135,000 646,000 23,000 968,000 837,000 349,000               
          accounts payable, accrued expenses and other current liabilities, insurance and claims, and income taxes payable
                      -20,337,000 -35,771,000 43,925,000  8,494,000 -2,745,000 10,382,000  2,961,000 31,160,000 -5,147,000  35,289,000 -20,985,000 21,926,000                                               
          payment of acquisition obligations
                                                                        500,000 500,000 500,000         
          borrowings under margin account
                              256,000      2,879,000 421,000 9,100,000                                           
          gain on life insurance policies
                                                                                  
          proceeds from life insurance policies
                                                                                  
          payment of capital lease obligations
                                     -23,000 -24,000 -23,000 -22,000 -23,000 -22,000 -28,000 -27,000 -31,000 -22,000 -48,000 -1,688,000 -240,000 -252,000 -271,000 -287,000 -283,000 -318,000 -400,000 -348,000                           
          during the years ended december 31, 2020 and 2019, the company had non-cash activities resulting from 2.8 million and 2.9 million, respectively, of declared dividends that were unpaid as of the end of the year.
                                                                                   
          acquisition of business:
                                                                                   
          net cash paid for acquisition of business
                                        34,850,000                                           
          accounts payable, accrued expenses, accrued income taxes, insurance and claims and other current liabilities
                                                                                   
          during the year ended december 31, 2019, the company had non-cash activities resulting from 2.9 million of declared dividends that were unpaid as of the end of the year.
                                                                                   
          provision (credit) for doubtful accounts
                                    507,000    -298,000                                           
          (gain) loss on disposal of property and equipment
                                                                                   
          accounts payable, accrued expenses and other current liabilities, and insurance and claims
                                      -9,370,000 8,268,000 21,523,000  29,052,000 7,697,000 18,030,000  3,807,000 -3,845,000 23,646,000  -3,926,000    -6,415,000 4,354,000 18,623,000                           
          losses on marketable equity securities
                                        520,000                                           
          fair value of assets acquired
                                        38,943,000                                           
          acquisition obligation
                                        -255,000                                           
          gain on sale of marketable equity securities
                                                -71,000       -107,000 -107,000 -52,000                        
          other-than-temporary impairment of marketable securities
                                                                     1,258,000 1,132,000 732,000 2,717,000 2,222,000          
          accounts payable, accrued expenses, insurance and claims and other current liabilities
                                                    9,558,000     -7,205,000 -1,368,000 -1,044,000                        
          loss on sale of marketable equity securities
                                           -319,000 14,000    39,000                                   
          gain on sale of marketable securities
                                                            -1,904,000 -870,000 -361,000  -842,000 -842,000  -5,370,000 -1,782,000               
          proceeds from borrowing - revolving
                                                                                   
          repayments of borrowings - revolving
                                                                                   
          proceeds from borrowing - term
                                                                                   
          repayments of borrowings - term
                                                                                   
          net increases (decrease) in cash
                                                                                   
          non-cash investing and financing activities (note 4 and note 6): during the thirty-nine weeks ended october 1, 2016, the company made 3.7 million of non-cash capital expenditures pursuant to a promissory note.
                                                                                   
          loss on sale of marketable securities
                                                                                   
          proceeds from borrowing - equipment notes
                                               10,339,000 18,933,000                                   
          repayments of debt - equipment notes
                                               -5,845,000 -6,150,000                                   
          proceeds from borrowing - real estate notes
                                                                                   
          repayments of debt - equipment facility
                                                 -49,000,000                                  
          proceeds from borrowing - ubs facility
                                                                                   
          repayments of debt - ubs facility
                                                                                   
          payment of earnout obligations related to acquisitions
                                                         -23,000 -23,000 -23,000 -157,000 -104,000 -48,000 -220,000 -147,000  -267,000 -169,000 -96,000 -390,000 -327,000 -114,000 -551,000 -378,000 -173,000 -928,000 -719,000       
          proceeds from borrowing - equipment facility
                                                                                   
          proceeds from issuance of common stock, net of issuance costs
                                                                                   
          net (decrease) in cash
                                                    -2,454,000                               
          change in the fair value of acquisition related contingent consideration
                                                                                   
          non-cash charges incurred from linc
                                                                                   
          affiliate notes receivables—linc
                                                                                   
          proceeds from affiliate notes receivable—linc
                                                                                   
          proceeds from borrowing—revolving debt
                                                                                   
          repayments of debt—revolving debt
                                                                                   
          proceeds from borrowing—term debt
                                                                                   
          repayments of debt—term debt
                                                                                   
          proceeds from borrowing—ubs facility
                                                                                   
          repayments of debt—ubs facility
                                                                                   
          distributions to linc shareholders
                                                                                   
          pre-merger dividends paid
                                                                                   
          cash and cash equivalents—january 1
                                                                                   
          cash and cash equivalents—december 31
                                                                                   
          payment of acquisition obligation
                                                                                   
          proceeds from borrowing
                                                        21,906,000                           
          repayments of debt
                                                        -24,049,000                           
          non-cash charges incurred from linc capital markets activity
                                                                                   
          affiliate notes receivables - linc
                                                                                   
          proceeds from borrowing - short term credit agreement
                                                                                   
          proceeds from issuance of common stock, net of issuance cost
                                                         25,000                          
          affiliate notes receivables – linc
                                                                                   
          proceeds from borrowing – revolving debt
                                                           8,113,000                        
          repayments of debt – revolving debt
                                                           -18,113,000                        
          repayments of debt – term debt
                                                                                   
          change in assets and liabilities, net of acquisitions:
                                                                                   
          prepaid income taxes, prepaid expenses, and other assets
                                                            -6,490,000   -561,000   1,771,000                 
          accounts payable, accrued expenses and other current liabilities
                                                            11,268,000 2,084,000 -3,152,000 16,817,000 4,603,000 7,193,000 418,000 -1,639,000 736,000               
          insurance and claims
                                                            2,479,000                       
          due from centra and affiliates
                                                            -497,000 -18,000 53,000 -174,000 -521,000 -62,000                  
          acquisition of businesses
                                                            -850,000 -550,000  -1,050,000 -775,000  -400,000 -400,000 -125,000 -2,056,000   -4,253,000 -4,253,000 -2,277,000   -15,482,000 2,734,000 -2,459,000    
          borrowings under credit agreement
                                                             6,424,000  4,253,000                    
          net (decrease) in cash and cash equivalents
                                                            -664,000 -652,000                      
          fair value of assets acquired, including goodwill
                                                            1,100,000 1,100,000  1,406,000 1,406,000 1,406,000 5,884,000 5,884,000 5,884,000 2,270,000   4,433,000 4,433,000 1,777,000   19,014,000 3,890,000 3,890,000    
          acquisition obligations
                                                            -250,000 -550,000  -356,000 -631,000 -906,000 -534,000 -534,000 -659,000 -214,000   -680,000           
          net cash paid for acquisitions of businesses
                                                            850,000 550,000  1,050,000 775,000  400,000 400,000                
          accounts receivable
                                                              -2,341,000 -19,687,000 -13,114,000 -8,618,000 -10,546,000 -9,359,000 -3,041,000               
          net increase in cash and cash equivalents
                                                              883,000 -4,885,000 -4,594,000 -5,341,000 2,027,000 1,082,000 3,527,000 -27,469,000   352,000 -2,884,000   1,305,000 -5,277,000 599,000 653,000 12,855,000 31,987,000 32,282,000 
          net cash paid for acquisition of businesses
                                                                 500,000   125,000               
          advance for acquisition of business
                                                                                   
          repayment of long-term debt
                                                                  -550,000 -550,000                
          advances made for acquisitions of businesses in 2009
                                                                  -2,647,000 -2,647,000 -2,647,000               
          payment of acquisitions obligations
                                                                                   
          gains on sale of marketable securities
                                                               -916,000   -5,370,000                 
          losses on disposal of property and equipment
                                                               -102,000   168,000   133,000      -51,000 -56,000       
          payment of earnouts related to acquisitions
                                                                  -183,000 -118,000                
          cash paid in 2010 for 2009 acquisitions of businesses
                                                                  150,000 150,000                
          advances made for acquisitions of businesses in 2010
                                                                                   
          cash paid in 2011 for 2010 acquisitions of businesses
                                                                                   
          due to centra and affiliates
                                                                  -192,000 -41,000 -43,000               
          loss (gains) on disposal of property and equipment
                                                                                   
          accounts receivable and due from centra and affiliates
                                                                     4,722,000 11,342,000 13,810,000 -17,835,000 -13,913,000 -5,800,000 -6,509,000 -7,610,000 -19,252,000 -7,326,000 -2,640,000 -11,720,000 -3,632,000 -4,605,000 
          proceeds from exercise of stock options
                                                                                   
          gains on disposal of marketable securities
                                                                        -303,000    -19,000       
          bad debt expense
                                                                     1,626,000 1,048,000 532,000 1,012,000 676,000 349,000 1,132,000 773,000 575,000 316,000 251,000 1,191,000 946,000 499,000 
          prepaid income taxes, expenses, and other assets
                                                                     -439,000              
          total current and other long-term liabilities
                                                                     -477,000 -11,000             
          prepaid income taxes, expenses and other assets
                                                                      270,000             
          net decrease in cash and cash equivalents
                                                                      -22,558,000 -22,114,000   -644,000 -837,000        
          remaining acquisition obligations
                                                                         -680,000    -3,048,000      
          prepaid income taxes, expenses and other
                                                                       -2,412,000            
          accounts payable, accrued income taxes, expenses and due to centra and affiliates
                                                                       -4,361,000            
          accounts receivable and due from centra & affiliates
                                                                                   
          prepaid expenses and other
                                                                        -1,186,000 -2,298,000 -3,686,000 -5,282,000 -4,367,000    1,199,000 1,165,000 -54,000 
          accounts payable and accrued expenses
                                                                        4,854,000 6,152,000 5,035,000 -1,089,000 6,588,000  5,650,000 3,013,000    
          due to centra
                                                                             -1,542,000 -1,542,000  -13,000 -92,000 -433,000 
          long-term debt borrowings
                                                                                   
          net cash paid
                                                                                   
          gains on disposal of property and equipment
                                                                        -50,000 -144,000 -56,000         
          cash paid for taxes
                                                                        10,107,000   7,605,000 3,795,000 6,403,000 2,253,000 281,000 9,289,000 3,803,000 308,000 
          repayment of loans to centra
                                                                                1,764,000 1,764,000 1,764,000 
          repayments of long-term debt
                                                                                -6,400,000 -6,400,000 -2,067,000 
          net borrowings under lines of credit
                                                                                   
          distributions to centra
                                                                                   
          proceeds from issuance of common stock
                                                                                   
          payment of offering costs
                                                                                -2,479,000 -2,460,000 -2,462,000 
          remaining acquisitions obligations
                                                                                   
          (gains) on disposal of marketable securities
                                                                           -19,000        
          borrowings under credit agreements
                                                                             290,000      
          borrowings under long-term debt
                                                                              1,000,000     
          interest income
                                                                                   
          loans to centra
                                                                                   
          prepaid expenses, income taxes and other
                                                                             3,220,000 3,014,000 934,000    
          accounts payable and accrued expenses and other current liabilities
                                                                             9,709,000      
          additions to goodwill
                                                                             -758,000 -508,000 -251,000 -602,000 -402,000 -224,000 
          borrowings (repayments) of long-term debt
                                                                             1,000,000      
          net repayments under lines of credit
                                                                                   
          payment of dividend
                                                                                -50,000,000 -50,000,000 -50,000,000 
          proceeds from the issuance of common stock, net of offering costs
                                                                                   
          debt issued
                                                                              -1,096,000 -1,371,000    
          acquisitions
                                                                                   
          acquisition of common stock
                                                                                   
          accounts payable, accrued expenses and income taxes payable
                                                                                6,364,000 4,699,000 4,997,000 
          net (repayments) borrowings under lines of credit
                                                                                -31,598,000 -31,598,000 -31,598,000 
          proceeds from the issuance of common stock
                                                                                113,367,000 113,367,000 113,367,000 
          cash and cash equivalents — beginning of period
                                                                                904,000 904,000  
          cash and cash equivalents — end of period
                                                                                13,759,000 32,891,000  
          cash – beginning of year
                                                                                   
          cash – end of year