7Baggers

Air Transport Services Group, Inc
(NASDAQ:ATSG) 

ATSG stock logo

Air Transport Services Group, Inc., through its subsidiaries, engages in the aircraft leasing and air cargo transportation services in the United States and internationally. It offers contracted airline operations, aircraft modification and maintenance services, ground services, and other support se...

Founded: 1980
Full Time Employees: 4,380
Sector: Industrials
Industry: Integrated Freight & Logistics

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Quarterly
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    Unit: USD2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 
                                                          
      revenues
    516,791,000 471,253,000 488,410,000 485,517,000 517,040,000 523,137,000 529,339,000 501,095,000 533,025,000 516,916,000 509,668,000 485,860,000 482,367,000 465,955,000 409,872,000 376,088,000 399,358,000 404,146,000 377,794,000 389,277,000 403,351,000 366,073,000 334,576,000 348,183,000 280,779,000 204,919,000 203,607,000 203,040,000 322,971,000 254,101,000 253,211,000 237,917,000 221,675,000 193,261,000 176,549,000 177,385,000 181,581,000 142,305,000 148,353,000 147,025,000 157,938,000 138,443,000 149,618,000 143,593,000 156,963,000 140,877,000 138,904,000 143,279,000 154,552,000 153,826,000 153,554,000 145,506,000 166,465,000 195,480,000 
      operating expenses
                                                          
      salaries, wages and benefits
    179,436,000 170,102,000 164,079,000 171,482,000 173,657,000 165,110,000 170,458,000 176,715,000 172,424,000 169,967,000 162,797,000 161,762,000 159,666,000 148,074,000 141,524,000 142,016,000 145,319,000 128,608,000 119,503,000 125,531,000 125,621,000 110,706,000 97,850,000 99,341,000 84,341,000 71,341,000 74,049,000 70,783,000 76,832,000 66,706,000 66,010,000 72,663,000 66,196,000 59,405,000 53,647,000 52,419,000 54,446,000 41,624,000 42,036,000 43,679,000 43,470,000 39,096,000 40,895,000 43,065,000 48,612,000 41,498,000 41,964,000 43,309,000 48,817,000 44,153,000 44,570,000 47,104,000 48,338,000 48,872,000 
      depreciation and amortization
    103,363,000 98,995,000 91,879,000 90,380,000 89,314,000 86,252,000 82,691,000 84,728,000 84,338,000 83,283,000 81,372,000 82,071,000 84,013,000 77,751,000 75,633,000 71,051,000 72,460,000 67,974,000 68,291,000 69,342,000 67,480,000 64,149,000 63,266,000 62,637,000 54,070,000 43,201,000 41,620,000 40,004,000 42,728,000 37,605,000 37,781,000 36,442,000 35,891,000 33,939,000 33,132,000 32,534,000 34,296,000 30,754,000 31,400,000 28,993,000 29,826,000 26,307,000 27,142,000 24,979,000 25,672,000 23,392,000 21,765,000 20,920,000 21,606,000 21,057,000 21,514,000 20,300,000 22,198,000 22,616,000 
      maintenance, materials and repairs
    51,719,000 46,573,000 46,727,000 49,883,000 63,929,000 54,569,000 50,436,000 43,833,000 45,465,000 41,541,000 39,407,000 35,709,000 41,693,000 43,751,000 45,913,000 42,007,000 45,167,000 48,767,000 43,704,000 41,677,000 44,650,000 41,496,000 39,651,000 44,738,000 39,540,000 33,469,000 36,817,000 36,866,000 40,605,000 33,100,000 37,588,000 24,601,000 24,646,000 27,356,000 26,390,000 27,343,000 24,703,000 24,655,000 23,993,000 22,693,000 26,399,000 17,082,000 23,168,000 24,879,000 25,270,000 24,644,000 25,005,000 22,134,000 22,405,000 26,751,000 25,270,000 23,114,000 19,503,000 23,740,000 
      fuel
    47,089,000 52,307,000 65,577,000 63,545,000 65,482,000 79,020,000 67,271,000 66,755,000 73,432,000 68,620,000 73,102,000 60,358,000 56,390,000 50,176,000 36,592,000 30,442,000 31,595,000 36,202,000 36,787,000 43,799,000 44,722,000 41,193,000 33,984,000 34,750,000 21,611,000 5,981,000 5,913,000 5,788,000 48,445,000 34,035,000 32,258,000 34,841,000 28,963,000 24,372,000 17,168,000 16,631,000 17,533,000 12,029,000 12,275,000 10,778,000 13,188,000 14,059,000 14,014,000 12,260,000 11,219,000 11,356,000 12,440,000 14,361,000 13,966,000 12,038,000 14,084,000 13,840,000 19,858,000 41,829,000 
      contracted ground and aviation services
    20,675,000 18,362,000 21,726,000 15,706,000 18,450,000 18,353,000 19,682,000 17,788,000 20,264,000 18,278,000 20,153,000 18,331,000 20,507,000 21,620,000 18,794,000 14,803,000 15,829,000 19,840,000 13,546,000 14,349,000 16,757,000 17,190,000 14,531,000 15,598,000 9,176,000 2,636,000 2,444,000 2,384,000 53,809,000 40,445,000 32,151,000 20,687,000 24,827,000 12,865,000 8,931,000 10,868,000                   
      travel
    30,601,000 30,633,000 32,180,000 30,446,000 31,586,000 36,223,000 31,222,000 29,553,000 29,445,000 29,865,000 28,480,000 24,199,000 24,768,000 24,928,000 18,501,000 18,404,000 18,156,000 20,254,000 17,315,000 21,657,000 24,592,000 25,366,000 20,937,000 20,098,000 13,620,000 6,903,000 7,288,000 6,632,000 6,847,000 6,357,000 6,820,000 7,366,000 5,122,000 5,440,000 4,678,000 4,808,000 5,253,000 3,989,000 4,342,000 4,423,000 4,481,000 4,189,000 4,419,000 4,573,000 4,785,000 4,409,000 4,772,000 4,727,000 5,521,000 5,618,000 5,566,000 5,978,000 7,532,000 7,575,000 
      landing and ramp
    4,009,000 3,732,000 4,505,000 4,030,000 4,347,000 4,271,000 4,744,000 4,124,000 3,710,000 4,210,000 4,085,000 4,578,000 4,082,000 4,027,000 3,026,000 3,109,000 3,573,000 3,378,000 2,772,000 2,745,000 3,206,000 2,539,000 2,391,000 3,048,000 2,298,000 1,211,000 1,311,000 1,148,000 7,933,000 4,682,000 4,357,000 5,299,000 3,932,000 3,220,000 2,652,000 3,651,000 2,745,000 2,108,000 2,166,000 2,708,000 2,541,000 2,450,000 2,576,000 2,738,000 2,940,000 2,227,000 1,972,000 4,065,000 4,150,000 3,877,000 3,880,000 4,066,000 4,502,000 5,691,000 
      rent
    5,807,750 8,001,000 7,698,000 7,532,000 7,506,000 7,811,000 8,274,000 8,112,000 8,323,000 8,383,000 7,068,000 6,663,000 6,294,000 5,807,000 5,726,000 5,868,000 5,478,000 5,137,000 5,198,000 3,486,000 4,146,000 4,123,000 3,984,000 3,753,000 3,635,000 3,274,000 3,760,000 3,230,000 3,538,000 3,052,000 3,753,000 3,286,000 3,110,000 3,309,000 2,579,000 2,627,000 2,777,000 2,246,000 2,447,000 4,207,000 5,727,000 6,689,000 6,924,000 7,310,000 6,940,000 6,958,000 6,791,000 6,779,000 7,251,000 6,745,000 6,244,000 5,730,000 8,255,000 5,872,000 
      insurance
    3,094,000 3,121,000 2,557,000 2,736,000 1,503,000 3,055,000 2,684,000 2,548,000 2,442,000 2,346,000 2,326,000 2,552,000 3,206,000 3,178,000 3,068,000 3,136,000 2,608,000 3,119,000 2,508,000 1,668,000 1,741,000 1,833,000 1,857,000 1,911,000 1,639,000 1,696,000 1,420,000 1,357,000 1,369,000 1,234,000 955,000 1,262,000 1,121,000 1,099,000 1,087,000 1,149,000 1,009,000 832,000 546,000 1,258,000 1,417,000 1,109,000 1,573,000 1,205,000 1,750,000 1,559,000 1,396,000 1,511,000 1,936,000 1,944,000 1,826,000 2,010,000 1,845,000 2,720,000 
      other operating expenses
    18,798,000 17,746,000 20,161,000 16,773,000 24,628,000 22,443,000 22,136,000 19,516,000 20,669,000 17,764,000 20,361,000 19,843,000 16,801,000 17,205,000 14,750,000 16,423,000 15,422,000 18,623,000 15,738,000 15,216,000 18,215,000 16,712,000 18,643,000 15,408,000 12,935,000 8,380,000 5,087,000 7,205,000 7,194,000 7,962,000 8,590,000 13,717,000 9,727,000 7,800,000 10,484,000 10,004,000 -2,714,000 11,151,000 9,354,000 10,757,000 9,904,000 9,175,000 10,790,000 8,748,000 11,197,000 8,224,000 8,630,000 9,060,000 7,911,000 9,348,000 8,998,000 9,562,000 8,525,000 10,931,000 
      operating income
    41,797,000 21,681,000 31,321,000 33,004,000 36,638,000 46,030,000 69,741,000 47,423,000 72,513,000 72,659,000 70,517,000 69,794,000 79,994,000 99,760,000 84,619,000 56,859,000 59,435,000 73,970,000 23,178,000 49,807,000 52,221,000 40,766,000 37,482,000 46,528,000 32,650,000 26,827,000 23,898,000 27,643,000 33,671,000 18,923,000 22,948,000 17,753,000 18,140,000 14,456,000 15,801,000 15,351,000 22,550,000 12,917,000 19,794,000 17,529,000 14,285,000 18,287,000 18,117,000 13,836,000 -34,007,000 16,610,000 14,169,000 16,413,000 20,989,000 22,295,000 21,602,000 13,802,000 25,909,000 -1,510,000 
      yoy
    14.08% -52.90% -55.09% -30.41% -49.47% -36.65% -1.10% -32.05% -9.35% -27.17% -16.67% 22.75% 34.59% 34.87% 265.08% 14.16% 13.81% 81.45% -38.16% 7.05% 59.94% 51.96% 56.84% 68.32% -3.03% 41.77% 4.14% 55.71% 85.62% 30.90% 45.23% 15.65% -19.56% 11.91% -20.17% -12.43% 57.86% -29.37% 9.26% 26.69% -142.01% 10.10% 27.86% -15.70% -262.02% -25.50% -34.41% 18.92% -18.99% -1576.49%     
      qoq
    92.78% -30.78% -5.10% -9.92% -20.40% -34.00% 47.06% -34.60% -0.20% 3.04% 1.04% -12.75% -19.81% 17.89% 48.82% -4.33% -19.65% 219.14% -53.46% -4.62% 28.10% 8.76% -19.44% 42.51% 21.71% 12.26% -13.55% -17.90% 77.94% -17.54% 29.26% -2.13% 25.48% -8.51% 2.93% -31.92% 74.58% -34.74% 12.92% 22.71% -21.88% 0.94% 30.94% -140.69% -304.74% 17.23% -13.67% -21.80% -5.86% 3.21% 56.51% -46.73% -1815.83%  
      other income
                                                          
      interest income
    150,000 352,000 218,000 239,000 181,000 190,000 180,000 215,000 335,000 56,000 15,000 9,000 3,000 8,000 9,000 19,000 5,000 93,000 12,000 112,000 115,000 78,000 81,000 96,000 107,000 67,000 54,000 23,000 31,000 37,000 16,000 32,000 33,000 37,000 37,000 24,000 21,000 18,000 24,000 22,000 26,000 23,000 24,000 19,000 18,000 17,000 18,000 21,000 32,000 38,000 38,000 28,000 51,000 29,000 
      non-service component of retiree benefit costs
    -814,000 -1,085,000 -1,086,000 -1,085,000                     1,533,750 2,045,000 2,045,000 2,045,000                           
      net gain on financial instruments
    2,662,000 -5,167,000 2,946,000 2,355,000 -2,818,000 1,778,000 1,818,000 -1,740,000 -380,000 695,000 6,011,000 2,696,000 -7,818,000 -7,378,000 35,703,000 9,472,000 -44,699,000 -53,393,000  107,044,000 -72,868,000 91,952,000 -35,886,000 4,500,000 -21,411,000 17,895,000 11,697,000 -885,000   -67,649,000 1,869,000 -14,664,000 -8,473,000 5,558,000                    
      income from non-consolidated affiliate
    -550,500 -869,000 -1,254,000 -79,000 -1,099,500 -1,885,000 -2,107,000 -406,000    -1,403,000    -1,183,000 -1,825,000 -2,485,000 -6,513,000 -2,764,000    -3,816,000 -2,868,000 -2,647,000 -2,417,000 -2,536,000                           
      interest expense
    -19,211,000 -20,103,000 -21,403,000 -21,988,000 -20,951,000 -19,376,000 -16,672,000 -15,705,000 -13,834,000 -12,167,000 -9,461,000 -11,399,000 -14,788,000 -14,459,000 -15,021,000 -14,522,000 -15,085,000 -15,440,000 -16,045,000 -16,323,000 -15,738,000 -16,712,000 -16,804,000 -17,390,000 -12,463,000 -5,608,000 -5,366,000 -5,362,000 -5,365,000 -4,351,000 -3,759,000 -3,548,000 -3,089,000 -2,897,000 -2,633,000 -2,699,000 -2,644,000 -2,684,000 -2,839,000 -3,065,000 -3,324,000 -3,309,000 -3,481,000 -3,823,000 -3,749,000 -3,814,000 -3,554,000 -3,132,000 -3,497,000 -3,668,000 -3,671,000 -3,547,000 -3,237,000 -3,304,000 
      earnings from continuing operations before income taxes
    24,344,000 -5,191,000 10,742,000 12,446,000 -15,591,000 23,519,000 49,742,000 26,569,000 61,239,000 64,924,000 69,250,000 65,085,000 60,636,000 81,241,000 104,226,000 55,102,000 1,170,000 5,642,000 -106,193,000 140,774,000 -43,607,000 111,088,000 -23,476,000 27,567,000 -1,940,000 38,579,000 29,911,000 20,928,000 46,571,000 -20,769,000 -48,444,000 16,106,000 420,000 3,123,000 18,763,000 12,148,000 20,500,000 10,347,000 17,243,000 14,473,000 11,114,000 15,640,000 14,691,000 10,331,000 -37,532,000 12,496,000 11,085,000 13,592,000 18,447,000 18,959,000 18,171,000 10,743,000 23,279,000 -6,666,000 
      income tax benefit
    -1,319,250 1,864,000             -24,357,000    1,031,000                              -4,609,000 -7,403,000   -1,811,500 1,840,000 
      earnings from continuing operations
    14,714,000 -3,327,000 7,428,000 8,619,000 -15,587,000 17,172,000 38,022,000 20,141,000 42,244,000 50,188,000 54,210,000 49,796,000 44,458,000 62,363,000 79,869,000 42,290,000 2,253,000 -5,745,000 -105,162,000 133,733,000 -41,104,000 105,085,000 -26,632,000 22,634,000 -5,196,000 32,933,000 24,464,000 15,682,000 94,091,000 -28,229,000 -53,918,000 9,796,000 -755,000 2,116,000 11,528,000 8,171,000 13,343,000 6,347,000 10,570,000 8,895,000 6,659,000 9,595,000 9,298,000 6,522,000 -42,840,000 7,799,000 6,915,000 8,501,000 12,211,000 11,556,000 11,219,000 6,662,000 13,530,000 -4,826,000 
      earnings from discontinued operations, net of taxes
            407,000 854,000 882,000  66,000 2,309,000 65,000  2,874,000 154,000 236,000 3,772,000 914,000 243,000 31,000 31,000 866,000 170,000 170,000 196,000 1,026,000 -4,655,000 192,000 192,000 2,287,000 47,000 47,000 47,000 1,425,000 214,000 214,000 214,000 183,500 312,000 211,000 211,000     -198,000 -186,000 -160,000  -599,000 24,000 
      net earnings
    14,714,000 -3,327,000 7,428,000 8,619,000 -15,008,000 17,172,000 38,022,000 20,141,000 42,651,000 51,042,000 55,092,000 49,796,000 44,524,000 64,672,000 79,934,000 42,290,000 5,127,000 -5,591,000 -104,926,000 137,505,000 -40,190,000 105,328,000 -26,601,000 22,665,000 -4,330,000 33,103,000 24,634,000 15,878,000 95,117,000 -32,884,000 -53,726,000 9,988,000 1,532,000 2,163,000 11,575,000 8,218,000 14,768,000 6,561,000 10,784,000 9,109,000 3,711,000 9,907,000 9,509,000 6,733,000 -42,841,000 7,799,000 6,914,000 8,500,000 12,013,000 11,370,000 11,059,000 6,432,000 12,931,000 -4,802,000 
      yoy
    -198.04% -119.37% -80.46% -57.21% -135.19% -66.36% -30.98% -59.55% -4.21% -21.08% -31.08% 17.75% 768.42% -1256.72% -176.18% -69.24% -112.76% -105.31% 294.44% 506.68% 828.18% 218.18% -207.98% 42.74% -104.55% -200.67% -145.85% 58.97% 6108.68% -1620.30% -564.16% 21.54% -89.63% -67.03% 7.33% -9.78% 297.95% -33.77% 13.41% 35.29% -108.66% 27.03% 37.53% -20.79% -456.62% -31.41% -37.48% 32.15% -7.10% -336.78%     
      qoq
    -542.26% -144.79% -13.82% -157.43% -187.40% -54.84% 88.78% -52.78% -16.44% -7.35% 10.64% 11.84% -31.15% -19.09% 89.01% 724.85% -191.70% -94.67% -176.31% -442.14% -138.16% -495.96% -217.37% -623.44% -113.08% 34.38% 55.15% -83.31% -389.25% -38.79% -637.91% 551.96% -29.17% -81.31% 40.85% -44.35% 125.09% -39.16% 18.39% 145.46% -62.54% 4.19% 41.23% -115.72% -649.31% 12.80% -18.66% -29.24% 5.66% 2.81% 71.94% -50.26% -369.28%  
      basic earnings per share
                                                          
      continuing operations
    0.22 -0.05 0.11 0.13 -0.21 0.26 0.54 0.28 0.59 0.68 0.73 0.67 0.58 0.85 1.17 0.71 0.03 -0.1 -1.78 2.27 -0.7 1.78 -0.45 0.38 -0.08 0.56 0.42 0.27 1.6 -0.48 -0.91 0.17 -0.01 0.04 0.18 0.13 0.21 0.1 0.16 0.14 0.1 0.15 0.14 0.1 -0.67 0.12 0.11 0.13 0.2 0.18 0.18 0.11 0.22 -0.08 
      discontinued operations
             0.01 0.01   0.03   0.05 0.01 0.01 0.06  0.01  0.01 0.01    0.01 -0.08       0.02  0.01  -0.05  0.01      -0.01  -0.01 -0.01   
      total basic earnings per share
    0.22 -0.05 0.11 0.13 -0.2 0.26 0.54 0.28 0.59 0.69 0.74 0.67 0.58 0.88 1.17 0.71 0.08 -0.09 -1.77 2.33 -0.68 1.79 -0.45 0.39 -0.07 0.56 0.42 0.27 1.61 -0.56 -0.91 0.17 0.03 0.04 0.18 0.13 0.23 0.1 0.17 0.14 0.05 0.15 0.15 0.1 -0.67 0.12 0.11 0.13 0.19 0.18 0.17 0.1 0.21 -0.08 
      diluted earnings per share
                                                          
      total diluted earnings per share
    0.2 -0.05 0.11 0.13 -0.16 0.24 0.49 0.25 0.5 0.58 0.62 0.57 0.66 0.84 0.74 0.49 0.09 -0.09 -1.77 0.9 0.36 0.2 -0.45 0.25 0.19 0.24 0.21 0.27 1.61 -0.56 -0.91 0.13 0.03 0.04 0.12 0.13 0.23 0.1 0.16 0.14 0.06 0.15 0.15 0.1 -0.67 0.12 0.11 0.13 0.18 0.18 0.17 0.1 0.2 -0.08 
      weighted-average shares
                                                          
      basic
    65,026 65,036 65,028 64,973 68,641 67,253 70,722 71,802 73,611 73,998 73,980 73,888 68,853 73,721 68,206 59,447 59,128 59,146 59,130 59,040 58,899 58,919 58,909 58,838 58,765 58,739 58,739 58,840 58,907 58,733 59,035 59,133 61,330 59,379 63,267 63,636 64,242 64,239 64,541 64,454 64,253 64,286 64,285 64,148 63,992 64,052 64,050 63,810 63,461 63,456 63,431 63,431 63,284 63,334 
      diluted
    67,309 65,036 67,301 67,235 75,561 72,672 79,515 83,057 88,324 88,746 89,449 88,744 76,216 76,743 72,964 74,744 59,931 59,146 59,130 67,947 69,348 68,718 58,909 60,437 68,356 68,323 68,363 59,558 59,686 58,733 59,035 64,949 62,994 60,283 66,763 65,057 65,127 65,171 65,471 65,337 65,211 65,271 65,207 65,141 63,992 65,036 64,859 64,524 64,420 64,667 64,393 64,374 64,085 63,334 
      income tax expense
      -3,314,000 -3,827,000 4,000 -6,347,000 -11,720,000 -6,428,000 -18,995,000 -14,736,000 -15,040,000 -15,289,000 -16,178,000 -18,878,000  -12,812,000 1,083,000 -11,387,000  -7,041,000 -3,523,000 -6,003,000 -3,156,000 -4,933,000 -4,084,750 -5,646,000 -5,447,000 -5,246,000 -4,811,000 -7,460,000 -5,474,000 -6,310,000 -1,175,000 -1,007,000 -7,235,000 -3,977,000 -7,157,000 -4,000,000 -6,673,000 -5,578,000 -4,455,000 -6,045,000 -5,393,000 -3,809,000 -5,308,000 -4,697,000 -4,170,000 -5,091,000   -6,952,000 -4,081,000   
      non-service component of retiree benefit gains
        -2,413,500 -3,218,000 -3,218,000 -3,218,000     3,342,500 4,457,000 4,456,000 4,457,000 2,173,250 2,897,000 2,898,000 2,898,000                                   
      government grants
                -15,047,000 -30,322,000 -38,274,000 -28,030,000 -15,684,000 -21,726,000 -9,821,000                                    
      non-service component of retiree benefit (costs) gains
            3,852,750 4,635,000 5,388,000 5,388,000                                           
      debt issuance costs
                  -6,505,000                                        
      income from non-consolidated affiliates
            -1,394,250 -954,000           -3,114,750 -2,645,000 -5,998,000                                
      gain from non-consolidated affiliates
              -3,220,000                                            
      impairment of aircraft and related assets
                                                          
      gain from non-consolidated affiliate
                -341,250 -1,147,000 965,000                                        
      transaction fees
                           373,000                               
      impairment of aircraft
                      39,075,000                                   22,065,000 
      net income on financial instruments
                      -109,723,000          -25,053,250 -34,433,000      -528,000                   
      non-service component of retiree benefit (costs) credits
                        -1,763,250 -2,351,000 -2,351,000 -2,351,000                               
      charges from non-consolidated affiliate
                                -236,250 -945,000                         
      net gain on derivative instruments
                                        573,000 96,000 264,000 -13,000 127,000 639,000 31,000 299,000 206,000 -317,000 452,000 290,000 923,000 294,000 202,000 460,000   
      income from discontinued operations, net of taxes
                                                -1,000  -1,000 -1,000    -230,000   
      impairment of goodwill
                                                         2,797,000 
      impairment of acquired intangibles
                                                         2,282,000 
      write-off of unamortized debt issuance costs
                                                          
      net income on derivative instruments
                                                        556,000 -1,881,000 
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-12-31 2003-09-30 
                                                                                            
        assets
                                                                                            
        current assets:
                                                                                            
        cash, cash equivalents and restricted cash
      60,576,000 44,873,000 28,714,000 23,181,000 53,555,000 50,585,000 43,150,000 89,602,000 27,134,000 54,486,000 47,151,000 35,538,000 69,496,000 49,808,000 84,909,000 51,659,000 39,719,000 61,078,000 60,253,000 71,063,000 46,201,000 46,833,000 54,784,000 49,407,000 59,322,000                                                              
        accounts receivable
      208,269,000 185,251,000 205,740,000 219,946,000 215,581,000 226,147,000 218,312,000 227,122,000 301,622,000 250,548,000 260,260,000 216,664,000 205,399,000 191,746,000 176,146,000 155,115,000 153,511,000 149,804,000 166,547,000 166,993,000 162,870,000 135,907,000 128,514,000 133,995,000 147,755,000 93,662,000 100,805,000 100,186,000 109,114,000 65,563,000 75,303,000 83,981,000 77,247,000 66,285,000 51,510,000 57,865,000 57,986,000 39,160,000 36,663,000 44,591,000 43,513,000 36,392,000 57,126,000 50,827,000 52,247,000 45,680,000 43,840,000 43,153,000 47,858,000 41,043,000 39,817,000 35,530,000 42,278,000 42,360,000 48,009,000 40,248,000 40,876,000 37,331,000 35,684,000 43,372,000 25,036,000 22,239,000 18,690,000 19,861,000 24,495,000 29,333,000 37,328,000 26,957,000 55,339,000 18,969,000 12,543,000 17,060,000 10,365,000 6,161,000 5,400,000 9,111,000 15,776,000 20,540,000 24,655,000 51,232,000 54,677,000 5,454,000 7,029,000 5,121,000 5,482,000 2,387,000 
        inventory
      49,867,000 49,690,000 50,548,000 49,847,000 49,939,000 50,680,000 57,648,000 57,727,000 57,764,000 55,322,000 54,005,000 49,716,000 49,204,000 50,827,000 44,501,000 43,051,000 40,410,000 39,638,000 40,131,000 43,278,000 37,397,000 32,776,000 36,477,000 32,750,000 33,536,000 24,412,000 24,147,000 22,256,000 22,169,000 17,282,000 16,412,000 18,454,000 19,925,000 14,054,000 14,713,000 13,513,000 12,963,000 11,901,000 10,709,000 10,313,000 10,665,000 11,936,000 9,777,000 10,608,000 9,050,000 8,952,000 8,491,000 9,446,000 9,430,000 9,440,000 8,657,000 8,974,000 8,906,000 8,685,000 7,460,000 7,195,000 7,205,000 5,769,000 5,740,000 5,142,000 5,226,000 6,523,000 7,611,000 8,852,000 11,259,000 14,039,000 17,082,000 15,740,000 14,701,000 13,554,000 13,434,000 13,386,000 13,907,000 13,418,000 13,831,000 14,196,000 14,014,000          
        prepaid supplies and other
      32,870,000 31,258,000 30,476,000 22,386,000 26,626,000 36,349,000 32,387,000 33,555,000 31,956,000 28,281,000 28,157,000 29,233,000 28,742,000 20,008,000 27,931,000 35,352,000 39,096,000 22,916,000 20,944,000 26,027,000 20,323,000 18,018,000 19,092,000 23,225,000 18,608,000 15,698,000 13,017,000 13,426,000 20,521,000 23,699,000 23,918,000 24,481,000 19,123,000 15,571,000 12,167,000 10,477,000 12,660,000 13,552,000 10,583,000 9,274,000 11,898,000 12,023,000 12,810,000 12,754,000 9,730,000 11,075,000 7,584,000 7,306,000 8,855,000 9,716,000 7,777,000 7,695,000 9,785,000 10,667,000 11,474,000 11,412,000 10,132,000 10,480,000 8,845,000 8,823,000 7,093,000 8,900,000 8,122,000 7,616,000 11,151,000 13,931,000 14,687,000 11,935,000 19,621,000 5,799,000 5,266,000 5,764,000 6,395,000 6,957,000 6,553,000 7,065,000  5,118,000 3,673,000 4,618,000 2,550,000 3,086,000 2,344,000 2,353,000 2,511,000 4,427,000 
        total current assets
      351,582,000 311,072,000 315,478,000 315,360,000 345,701,000 363,761,000 351,497,000 408,006,000 418,476,000 388,637,000 389,573,000 331,151,000 352,841,000 312,389,000 333,487,000 285,177,000 272,736,000 273,436,000 287,875,000 307,361,000 266,791,000 233,534,000 238,867,000 239,377,000 259,221,000 177,234,000 169,673,000 183,340,000 184,503,000 160,435,000 178,653,000 154,547,000 132,653,000 143,096,000 103,632,000 121,689,000 101,306,000 99,244,000 99,907,000 105,225,000 117,121,000 108,673,000 118,448,000 117,735,000 119,678,000 104,216,000 102,717,000 117,153,000 104,099,000 110,230,000 126,670,000 128,547,000 132,851,000 102,468,000 117,717,000 110,386,000 117,635,000 129,642,000 145,526,000 227,856,000 245,487,000 252,885,000 258,198,000 250,683,000 248,932,000 140,750,000 175,080,000 175,067,000 219,726,000 106,471,000 107,039,000 107,657,000 126,170,000 87,833,000 99,093,000 108,397,000 120,446,000 99,866,000 125,480,000 123,922,000 111,021,000 86,041,000 92,786,000 93,333,000 89,986,000 80,742,000 
        property and equipment
      2,752,305,000 2,771,568,000 2,819,077,000 2,866,335,000 2,820,769,000 2,749,506,000 2,678,980,000 2,553,674,000 2,402,408,000 2,339,278,000 2,270,656,000 2,182,076,000 2,129,934,000 2,136,213,000 2,097,256,000 1,987,082,000 1,939,776,000 1,904,940,000 1,876,578,000 1,835,176,000 1,766,020,000 1,707,332,000 1,650,612,000 1,569,840,000 1,555,005,000 1,226,500,000 1,200,997,000 1,176,520,000 1,159,962,000 1,111,201,000 1,074,239,000 1,057,877,000 1,000,992,000 960,998,000 934,219,000 914,838,000 875,401,000 868,897,000 859,482,000 857,450,000 847,268,000 850,715,000 809,810,000 817,441,000 838,172,000 848,550,000 855,954,000 860,144,000 818,924,000 802,291,000 778,113,000 775,802,000 748,913,000 742,233,000 728,030,000 686,017,000 658,756,000 660,988,000 650,408,000 639,240,000 636,089,000 614,433,000 627,768,000 657,443,000 671,552,000 700,077,000 692,233,000 702,995,000 690,813,000 518,377,000 507,923,000 482,413,000 458,638,000 424,808,000 413,673,000 394,350,000 381,645,000 371,136,000 349,188,000 357,346,000 351,646,000 345,430,000 332,938,000 333,583,000 312,803,000 317,517,000 
        customer incentive
      125,704,000 133,234,000 140,764,000 57,049,000 60,961,000 64,873,000 69,109,000 73,828,000 79,650,000 85,472,000 91,293,000 97,115,000 102,913,000 108,712,000 114,510,000 120,308,000 126,007,000 131,634,000 136,924,000 141,821,000 146,678,000 151,271,000                                                                 
        goodwill and acquired intangibles
      467,324,000 473,425,000 477,320,000 479,874,000 482,427,000 484,981,000 487,534,000 490,088,000 492,642,000 495,195,000 498,073,000 501,599,000 505,125,000 508,357,000 511,001,000 513,646,000 516,290,000 519,079,000 521,937,000 524,795,000 527,654,000 530,512,000 533,371,000 536,229,000 535,359,000 43,710,000 43,999,000 44,287,000 44,577,000 45,317,000 45,455,000 45,588,000 45,586,000    38,729,000 38,799,000 38,870,000 38,940,000 39,010,000                                              
        operating lease assets
      53,728,000 60,797,000 65,399,000 49,140,000 54,060,000 59,224,000 60,808,000 66,329,000 74,070,000 61,742,000 64,155,000 60,488,000 62,644,000 61,351,000 63,925,000 63,946,000 68,824,000 53,151,000 55,356,000 48,698,000 44,302,000 54,473,000 57,576,000 50,586,000                                                               
        other assets
      143,068,000 134,227,000 121,447,000 123,979,000 118,172,000 123,770,000 104,637,000 110,354,000 122,647,000 154,841,000 145,800,000 114,500,000 113,878,000 95,152,000 90,675,000 77,554,000 78,112,000 80,591,000 58,462,000 62,189,000 68,733,000 67,711,000 67,285,000 76,301,000 57,220,000 37,618,000 30,573,000 30,852,000 25,435,000 24,435,000 86,526,000 82,799,000 80,099,000 72,720,000 75,240,000 25,294,000 26,827,000 26,810,000 26,904,000 26,776,000 28,230,000 29,288,000 38,214,000 36,761,000 21,143,000 21,427,000 20,419,000 19,794,000 20,462,000 20,351,000 19,558,000 18,154,000 18,579,000 19,902,000 20,346,000 20,693,000 25,227,000 28,463,000 29,948,000 28,759,000 21,307,000 22,225,000 23,265,000 24,243,000 25,281,000 30,151,000 40,011,000 27,480,000 26,280,000 16,456,000 14,377,000 9,875,000 7,966,000 12,849,000 14,736,000 12,817,000 13,952,000 13,692,000 10,029,000 10,074,000 10,256,000 10,269,000 10,237,000 10,213,000 10,317,000 10,188,000 
        total assets
      3,893,711,000 3,884,323,000 3,939,485,000 3,891,737,000 3,882,090,000 3,846,115,000 3,752,565,000 3,702,279,000 3,589,893,000 3,525,165,000 3,459,550,000 3,286,929,000 3,267,335,000 3,222,174,000 3,210,854,000 3,047,713,000 3,001,745,000 2,962,831,000 2,937,132,000 2,920,040,000 2,820,178,000 2,744,833,000 2,703,316,000 2,631,962,000 2,470,585,000 1,553,068,000 1,517,474,000 1,567,503,000 1,548,844,000 1,486,903,000 1,384,873,000 1,340,811,000 1,259,330,000 1,215,332,000 1,151,680,000 1,138,066,000 1,042,263,000 1,033,750,000 1,025,163,000 1,028,391,000 1,031,629,000 1,048,651,000 1,024,484,000 1,028,045,000 1,033,139,000 1,066,131,000 1,071,091,000 1,089,154,000 1,035,611,000 1,025,505,000 1,017,259,000 1,015,816,000 993,719,000 958,041,000 964,720,000 915,927,000 900,654,000 918,342,000 925,345,000 995,532,000 1,002,773,000 990,695,000 1,024,538,000 1,062,898,000 1,101,349,000 1,086,161,000 1,124,469,000 1,129,119,000 1,162,967,000 716,230,000 707,421,000 682,015,000 679,798,000 525,490,000 527,502,000 515,564,000 516,043,000 484,694,000 484,697,000 491,342,000 472,923,000 441,740,000 435,961,000 437,129,000 413,106,000 408,447,000 
        liabilities and stockholders’ equity
                                                                                            
        current liabilities:
                                                                                            
        accounts payable
      236,939,000 248,647,000 255,386,000 249,828,000 227,652,000 272,306,000 269,805,000 218,218,000 192,992,000 186,460,000 194,951,000 187,181,000 174,237,000 151,064,000 172,286,000 146,112,000 141,425,000 142,173,000 156,674,000 136,781,000 141,094,000 132,508,000 122,092,000 117,408,000 109,843,000 101,205,000 85,691,000 96,041,000 99,728,000 75,820,000 77,945,000 76,269,000 60,704,000 57,831,000 40,755,000 42,473,000 44,417,000 50,018,000 39,316,000 36,339,000 40,608,000 29,803,000 33,971,000 30,361,000 34,818,000 32,988,000 39,455,000 35,752,000 36,521,000 48,018,000 37,165,000 43,679,000 48,360,000 50,698,000 61,854,000 53,733,000 40,558,000 37,329,000 31,912,000 41,272,000 38,174,000 32,825,000 30,625,000 49,855,000 36,618,000 63,438,000 59,187,000 62,902,000 76,425,000 52,179,000 44,721,000 52,596,000 65,313,000 54,273,000 59,649,000 63,502,000 78,068,000 66,732,000 53,106,000 63,676,000 62,635,000 45,370,000 48,383,000 52,186,000 43,355,000 43,877,000 
        accrued salaries, wages and benefits
      63,086,000 62,126,000 47,677,000 55,271,000 56,650,000 59,346,000 51,509,000 60,272,000 56,498,000 60,170,000 62,538,000 50,953,000 56,652,000 58,342,000 58,888,000 46,157,000 56,506,000 58,230,000 57,205,000 49,328,000 59,429,000 50,080,000 49,068,000 40,258,000 50,932,000 31,416,000 34,189,000 29,436,000 40,127,000 30,260,000 30,963,000 27,032,000 37,044,000 27,338,000 24,254,000 24,461,000 27,454,000 25,229,000 20,485,000 22,383,000 25,633,000 26,219,000 21,061,000 23,400,000 23,163,000 22,936,000 18,893,000 21,524,000 22,917,000 23,673,000 20,645,000 22,337,000 23,226,000 24,824,000 25,460,000 22,702,000 23,639,000 23,651,000 24,956,000 29,803,000 44,077,000 37,605,000 40,259,000 43,072,000 63,500,000   54,319,000 64,560,000                  
        accrued expenses
      9,980,000 11,817,000 11,119,000 9,786,000 10,784,000 12,233,000 11,061,000 11,371,000 12,466,000 12,910,000 11,423,000 12,098,000 14,950,000 16,117,000 18,213,000 17,505,000 19,005,000 18,206,000 17,901,000 19,716,000 17,586,000 15,656,000 14,212,000 11,821,000 19,623,000 11,387,000 10,833,000 10,259,000 10,455,000 10,745,000 9,902,000 9,553,000 10,324,000 8,959,000 8,858,000 8,298,000 8,107,000 7,872,000 8,022,000 8,412,000 8,201,000 9,390,000 10,121,000 9,497,000 9,695,000 8,258,000 8,797,000 9,183,000 8,502,000 9,026,000 10,287,000 9,841,000 10,291,000 11,894,000 12,334,000 11,715,000 12,144,000 15,367,000 15,146,000 15,897,000 16,429,000 20,628,000 15,161,000 13,562,000 13,772,000 12,047,000 12,309,000 11,705,000 11,266,000 9,675,000 10,283,000 9,753,000 10,298,000 10,206,000 9,632,000 10,582,000 9,240,000 7,438,000 6,935,000 6,874,000 7,020,000 6,794,000 6,338,000 6,101,000 5,921,000 6,663,000 
        current portion of debt obligations
      661,000 658,000 54,825,000 54,768,000 54,710,000 648,000 645,000 642,000 639,000 637,000 634,000 631,000 628,000 625,000 622,000 619,000 13,746,000 13,742,000 13,769,000 13,773,000 14,707,000 43,451,000 39,236,000 34,707,000 29,654,000 14,860,000 14,860,000 14,846,000 18,512,000 19,247,000 20,133,000 26,531,000 29,306,000 35,268,000 41,637,000 37,734,000 33,865,000 29,565,000 24,672,000 24,507,000 24,344,000 24,184,000 24,027,000 23,873,000 23,721,000 23,572,000 23,426,000 23,282,000 21,265,000 19,251,000 17,239,000 15,230,000 13,223,000 13,085,000 12,131,000 12,741,000 36,591,000 36,112,000 36,788,000 60,438,000 51,737,000 55,487,000 62,774,000 62,319,000 61,858,000   30,050,000 22,815,000                  
        current portion of lease obligations
      18,553,000 20,234,000 21,465,000 18,947,000 20,167,000 21,534,000 21,771,000 22,524,000 23,316,000 21,879,000 20,497,000 18,840,000 18,783,000 17,292,000 16,889,000 16,781,000 17,784,000 14,551,000 14,902,000 13,340,000 12,857,000 14,794,000 15,770,000 16,558,000                                                               
        unearned revenue and grants
      30,001,000    30,226,000 27,555,000 38,654,000 33,784,000 21,546,000 37,289,000 38,293,000 47,798,000 47,381,000 42,404,000 68,970,000 50,458,000 53,522,000 65,832,000 42,569,000                                                                    
        total current liabilities
      359,220,000 381,913,000 428,782,000 419,675,000 400,189,000 393,622,000 393,445,000 346,811,000 307,457,000 319,345,000 328,336,000 317,501,000 312,631,000 285,844,000 335,868,000 277,632,000 301,988,000 312,734,000 303,020,000 253,801,000 263,239,000 276,642,000 259,015,000 242,133,000 229,134,000 174,072,000 160,595,000 163,347,000 184,672,000 165,258,000 161,423,000 164,618,000 155,785,000 142,547,000 127,585,000 124,957,000 126,806,000 126,735,000 105,307,000 101,491,000 111,700,000 101,288,000 98,667,000 96,018,000 100,130,000 97,525,000 100,979,000 100,321,000 99,516,000 110,604,000 96,407,000 103,370,000 107,587,000 112,436,000 124,304,000 111,617,000 124,232,000 127,833,000 132,748,000 168,728,000 184,716,000 177,514,000 203,352,000 233,572,000 258,407,000 199,466,000 197,668,000 189,266,000 196,112,000 125,482,000 129,812,000 126,139,000 144,278,000 131,374,000 146,571,000 148,506,000 162,269,000 134,908,000 136,059,000 152,127,000 142,569,000 122,676,000 122,423,000 131,260,000 113,140,000 139,177,000 
        long term debt
      1,548,080,000 1,561,874,000 1,577,328,000 1,663,006,000 1,707,572,000 1,691,141,000 1,514,737,000 1,544,454,000 1,464,285,000 1,369,006,000 1,358,842,000 1,273,156,000 1,298,735,000 1,368,569,000 1,398,470,000 1,497,211,000 1,465,331,000 1,466,844,000 1,505,570,000 1,546,867,000 1,469,677,000 1,408,086,000 1,402,782,000 1,373,426,000 1,371,598,000 527,226,000 505,853,000 515,595,000 497,246,000 473,924,000 508,152,000 481,886,000 429,415,000 413,865,000 323,461,000 333,766,000 284,335,000 279,782,000 290,781,000 312,011,000 319,750,000 347,447,000 328,103,000 350,718,000 360,794,000                                          
        stock obligations
      17,752,000 18,671,000 17,079,000 1,626,000 1,729,000 1,816,000 1,762,000 1,509,000                                                                               
        post-retirement obligations
      17,397,000 14,890,000 16,195,000 17,504,000 19,368,000 31,488,000 32,612,000 33,702,000 35,334,000 20,140,000 20,375,000 20,623,000 21,337,000 22,379,000 25,626,000 30,057,000 35,099,000 22,946,000 30,058,000 33,021,000 36,744,000 54,066,000 59,738,000 62,233,000 64,485,000 29,355,000 53,032,000 56,771,000 61,355,000 72,876,000 71,866,000 74,674,000 77,713,000 97,646,000 104,316,000 106,001,000 108,194,000 78,323,000 86,102,000 88,915,000 92,050,000 24,833,000 29,985,000 30,207,000 30,638,000                                          
        long term lease obligations
      35,322,000 41,806,000 45,591,000 31,250,000 34,990,000 38,737,000 40,032,000 44,727,000 51,575,000 40,581,000 44,305,000 42,238,000 44,387,000 44,461,000 47,192,000 47,317,000 51,128,000 38,353,000 40,082,000 34,642,000 30,334,000 38,541,000 40,573,000 32,631,000                                                               
        other liabilities
      135,135,000 110,143,000 97,357,000 89,235,000 64,292,000 61,360,000 54,565,000 56,020,000 62,861,000 56,810,000 53,596,000 51,254,000 49,662,000 47,890,000 47,183,000 44,970,000 47,963,000 49,814,000 50,482,000 50,324,000 49,293,000 53,410,000 50,882,000 44,875,000 51,905,000 46,334,000 45,417,000 44,276,000 45,353,000 48,039,000 50,143,000 51,294,000 52,542,000 62,309,000 61,777,000 63,935,000 61,913,000 56,950,000 59,266,000 59,735,000 57,647,000 56,653,000 64,134,000 62,243,000 62,740,000 61,592,000 60,592,000 61,634,000 62,104,000 63,781,000 63,281,000 64,261,000 54,212,000 57,991,000 57,590,000 60,304,000 52,048,000 54,863,000 59,311,000 61,029,000 44,044,000 44,321,000 17,163,000 19,798,000 17,041,000 8,145,000 6,760,000 9,978,000 12,527,000 4,409,000 3,931,000 4,028,000 3,605,000 1,910,000 2,403,000 1,567,000 1,505,000 1,750,000 1,662,000 1,304,000 1,486,000 1,872,000 2,160,000 1,965,000 1,709,000 2,318,000 
        deferred income taxes
      296,793,000 286,787,000 291,767,000 288,016,000 285,248,000 279,778,000 272,208,000 260,989,000 255,180,000 253,036,000 241,752,000 227,128,000 217,291,000 197,528,000 178,703,000 154,252,000 141,265,000 147,201,000 135,849,000 136,978,000 127,476,000 125,018,000 118,076,000 113,374,000 113,243,000 119,289,000 113,571,000 107,930,000 99,444,000 143,337,000 135,506,000 129,425,000 122,532,000 109,827,000 109,358,000 100,965,000 96,858,000 19,770,000 19,770,000 19,770,000 19,770,000 13,957,000 13,957,000 13,957,000 13,957,000 19,154,000 19,154,000 19,154,000 19,154,000 17,418,000 17,418,000 17,418,000 31,548,000 11,977,000 12,879,000 12,879,000 12,879,000 31,597,000 31,597,000 31,597,000 31,597,000 20,171,000 20,171,000 20,171,000 20,172,000 18,311,000 18,311,000 18,311,000 19,262,000 14,691,000 14,691,000 14,691,000 14,691,000              
        total liabilities
      2,409,699,000 2,416,084,000 2,474,099,000 2,510,312,000 2,513,388,000 2,497,942,000 2,309,361,000 2,288,212,000 2,177,387,000 2,059,633,000 2,048,057,000 1,932,889,000 1,944,958,000 2,039,338,000 2,096,127,000 2,147,975,000 2,146,248,000 2,248,211,000 2,440,599,000 2,320,737,000 2,359,836,000 2,263,837,000 2,332,507,000 2,241,148,000 2,034,147,000 1,082,369,000 1,081,894,000 1,159,005,000 1,153,565,000 1,194,629,000 1,104,940,000 999,728,000 927,428,000 892,171,000 783,625,000 729,624,000 678,106,000 662,422,000 657,441,000 670,972,000 684,140,000 654,111,000 639,224,000 652,459,000 664,171,000 738,840,000 753,565,000 780,295,000 736,355,000 721,472,000 726,070,000 737,614,000 723,572,000                                  
        commitments and contingencies
                                                                                            
        stockholders’ equity:
                                                                                            
        preferred stock, 20,000,000 shares authorized, including 75,000 series a junior participating preferred stock
                                                                                            
        common stock, par value 0.01 per share...
      659,000 658,000 658,000 657,000 652,000 653,000 708,000 715,000 723,000 744,000 744,000 743,000 741,000 742,000 742,000 606,000 596,000 596,000 596,000 596,000 593,000 594,000 594,000 594,000 591,000 591,000 591,000 591,000 591,000 591,000 591,000 596,000 595,000 596,000 635,000 641,000 641,000 645,000 650,000 651,000 649,000 649,000 649,000 649,000 646,000 647,000 647,000 646,000 641,000 642,000 643,000 643,000 640,000 641,000 642,000 642,000 637,000 638,000 638,000 634,000 634,000 635,000 635,000 633,000 632,000 633,000 632,000 632,000 626,000 587,000 587,000 587,000 585,000 585,000 585,000 585,000 584,000    583,000      
        additional paid-in capital
      915,990,000 917,181,000 912,968,000 838,402,000 836,270,000 835,630,000 951,463,000 964,026,000 986,303,000 1,039,354,000 1,037,139,000 1,035,029,000 1,074,286,000 991,650,000 989,611,000 856,090,000 855,547,000 700,757,000 477,829,000 476,423,000 475,720,000 474,915,000 473,053,000 471,245,000 471,158,000 470,676,000 469,412,000 467,570,000 471,456,000 471,950,000 432,510,000 441,300,000 443,416,000 448,833,000 497,750,000 551,914,000 518,259,000 521,107,000 525,104,000 526,832,000 526,669,000 526,845,000 526,023,000 525,347,000 524,953,000 524,554,000 523,706,000 523,069,000 523,087,000 523,035,000 522,427,000 521,366,000 520,613,000 520,152,000 519,290,000 518,488,000 518,925,000 513,898,000 503,441,000 502,897,000 502,822,000 495,551,000 490,349,000 489,948,000 460,155,000 459,894,000 459,287,000 458,422,000 458,091,000 433,108,000 432,410,000 431,661,000 431,071,000 430,622,000 430,121,000 431,185,000 430,026,000 429,027,000 428,688,000 428,637,000 428,637,000 428,637,000 428,637,000 428,637,000 428,637,000 428,699,000 
        retained earnings
      616,643,000 601,929,000 605,256,000 597,828,000 589,209,000 604,217,000 587,045,000 549,023,000 528,882,000 486,231,000 435,189,000 380,097,000 309,430,000 264,906,000 200,234,000 120,300,000 78,010,000 72,883,000 78,474,000 183,400,000 45,895,000 86,085,000    60,381,000 27,278,000 2,644,000                                                      -346,270,000 -353,369,000 -359,195,000 -365,175,000 -372,788,000 
        accumulated other comprehensive loss
      -49,280,000 -51,529,000 -53,496,000 -55,462,000 -57,429,000 -92,327,000 -96,012,000 -99,697,000 -103,402,000 -60,797,000 -61,579,000 -61,829,000 -62,080,000 -74,462,000 -75,860,000 -77,258,000 -78,656,000 -59,616,000 -60,366,000 -61,116,000 -61,866,000 -80,598,000 -83,595,000 -88,383,000 -91,362,000 -60,949,000 -61,701,000 -62,307,000 -63,020,000 -71,402,000 -77,187,000 -78,558,000 -79,866,000 -92,493,000 -94,392,000 -96,600,000 -99,012,000 -79,925,000 -80,972,000 -82,220,000 -82,876,000 -32,290,000 -30,841,000 -30,330,000 -29,818,000 -113,938,000 -115,055,000 -116,171,000 -117,287,000 -100,446,000 -101,313,000 -102,180,000 -103,047,000 -44,581,000 -44,188,000 -43,712,000 -46,234,000 -34,295,000 -33,567,000 -32,773,000 -46,389,000 -94,488,000 -110,742,000 -129,311,000 -134,861,000 -63,871,000 -64,194,000 -68,164,000 -69,170,000 -98,020,000 -99,901,000 -101,906,000 -103,610,000 -18,480,000 -16,946,000 -18,143,000 -18,953,000 -13,099,000 -13,069,000 -13,069,000 -13,069,000 -5,379,000 -5,379,000 -5,379,000 -5,379,000 -3,475,000 
        total stockholders’ equity
      1,484,012,000 1,468,239,000 1,465,386,000 1,381,425,000 1,368,702,000 1,348,173,000 1,443,204,000 1,414,067,000 1,412,506,000 1,465,532,000 1,411,493,000 1,354,040,000 1,322,377,000 1,182,836,000 1,114,727,000 899,738,000 855,497,000 714,620,000 496,533,000 599,303,000 460,342,000 480,996,000 370,809,000 390,814,000 436,438,000 470,699,000 435,580,000 408,498,000 395,279,000 292,274,000 279,933,000 341,083,000 331,902,000 323,161,000 368,055,000 408,442,000 364,157,000 371,328,000 367,722,000 357,419,000 347,489,000 394,540,000 385,260,000 375,586,000 368,968,000 327,291,000 317,526,000 308,859,000 299,256,000 304,033,000 291,189,000 278,202,000 270,147,000 315,222,000 319,556,000 306,931,000 302,077,000 297,151,000 276,264,000 266,828,000 245,982,000 179,105,000 153,912,000 126,833,000 80,392,000 215,338,000 209,442,000 205,133,000 200,003,000 137,761,000 132,778,000  120,210,000 135,963,000 130,422,000 122,242,000 113,079,000 109,538,000 101,838,000 95,032,000 87,949,000 77,571,000 70,472,000 64,646,000 58,666,000 52,957,000 
        total liabilities and stockholders’ equity
      3,893,711,000 3,884,323,000 3,939,485,000 3,891,737,000 3,882,090,000 3,846,115,000 3,752,565,000 3,702,279,000 3,589,893,000 3,525,165,000 3,459,550,000 3,286,929,000 3,267,335,000 3,222,174,000 3,210,854,000 3,047,713,000 3,001,745,000 2,962,831,000 2,937,132,000 2,920,040,000 2,820,178,000 2,744,833,000 2,703,316,000 2,631,962,000 2,470,585,000 1,553,068,000 1,517,474,000 1,567,503,000 1,548,844,000 1,486,903,000 1,384,873,000 1,340,811,000 1,259,330,000 1,215,332,000 1,151,680,000 1,138,066,000 1,042,263,000 1,033,750,000 1,025,163,000 1,028,391,000 1,031,629,000 1,048,651,000 1,024,484,000 1,028,045,000 1,033,139,000 1,066,131,000 1,071,091,000 1,089,154,000 1,035,611,000 1,025,505,000 1,017,259,000 1,015,816,000 993,719,000 958,041,000 964,720,000 915,927,000 900,654,000 918,342,000 925,345,000 995,532,000 1,002,773,000 990,695,000 1,024,538,000 1,062,898,000 1,101,349,000 1,086,161,000 1,124,469,000 1,129,119,000 1,162,967,000 716,230,000 707,421,000  679,798,000 525,490,000 527,502,000 515,564,000 516,043,000 484,694,000 484,697,000 491,342,000 472,923,000 441,740,000 435,961,000 437,129,000 413,106,000 408,447,000 
        unearned revenue
       38,431,000 38,310,000 31,075,000                20,863,000 17,566,000 20,153,000 18,637,000 21,381,000 19,082,000 15,204,000 15,022,000 12,765,000 15,850,000 29,186,000 22,480,000 25,233,000 18,407,000 13,151,000 12,081,000 11,991,000 12,963,000 14,051,000 12,812,000 9,850,000 12,914,000 11,692,000 9,487,000 8,887,000 8,733,000 9,771,000 10,408,000 10,580,000 10,311,000 10,636,000 11,071,000 12,283,000 12,487,000 11,935,000 12,525,000 10,726,000 10,794,000 14,335,000 16,775,000 10,288,000 15,340,000 17,251,000 9,232,000 14,904,000 14,813,000 21,653,000 29,697,000 30,290,000 21,046,000 4,825,000 10,474,000 9,087,000 4,081,000 11,373,000 6,827,000 8,664,000 4,399,000 8,025,000 11,487,000 10,872,000 7,565,000 10,338,000 12,265,000 11,318,000 12,301,000 14,889,000 
        stock warrant obligations
              695,000 715,000 851,000 989,000 915,000 72,667,000 63,085,000 96,536,000 103,474,000 210,319,000 375,538,000 265,104,000 383,073,000 308,074,000 401,441,000 372,476,000 203,782,000 186,093,000 203,426,000 214,205,000 211,136,000 229,965,000                                                         
        lease incentive
                            155,605,000 159,629,000 63,780,000 68,006,000 72,232,000 76,458,000 80,684,000 84,910,000                                                         
        accumulated earnings
                            -19,243,000 7,358,000 56,051,000                                                              
        convertible note hedges
                                 56,046,000 53,683,000 60,605,000                                                         
        convertible note obligations
                                 56,881,000 54,359,000                                                          
        cash and cash equivalents
                               43,462,000 31,704,000 47,472,000 32,699,000 53,891,000 63,020,000 27,631,000 16,358,000 47,186,000 25,242,000 39,834,000 17,697,000 14,861,000 22,182,000 20,612,000 30,560,000 33,442,000 23,763,000 27,102,000 31,699,000 16,864,000 20,932,000 35,142,000 15,442,000 28,213,000 47,527,000 51,683,000 30,503,000 28,779,000 37,895,000 38,652,000 46,543,000 44,465,000 63,660,000 108,685,000 83,229,000 89,699,000 112,064,000 124,000,000 116,114,000 59,234,000 82,670,000 96,508,000 59,271,000 33,640,000 38,684,000 37,382,000 63,219,000 41,122,000 58,234,000 61,362,000 69,473,000 44,395,000 82,099,000  38,749,000      
        accumulated deficit
                                  -13,748,000 -108,865,000 -75,981,000 -22,255,000 -32,243,000 -33,775,000 -35,938,000 -47,513,000 -55,731,000 -70,499,000 -77,060,000 -87,844,000 -96,953,000 -100,664,000 -110,571,000 -120,080,000 -126,813,000 -83,972,000 -91,772,000 -98,685,000 -107,185,000 -119,198,000 -130,568,000 -141,627,000 -148,059,000 -160,990,000 -156,188,000 -168,487,000 -171,251,000 -183,090,000 -194,248,000 -203,930,000 -211,085,000 -222,593,000 -226,330,000 -234,437,000 -245,534,000 -181,318,000 -186,283,000 -185,757,000 -189,544,000 -197,914,000 -200,318,000 -204,863,000 -207,836,000              
        note conversion obligations
                                   61,230,000                                                         
        stock warrants
                                    177,850,000 97,831,000 89,441,000 65,977,000 57,128,000                                                    
        goodwill and intangibles
                                       38,518,000 38,589,000 76,245,000                                                   
        aircraft and engines held for sale
                                             665,000 715,000 923,000 1,015,000 2,487,000 2,995,000 2,491,000 2,716,000 2,952,000 3,360,000 4,400,000 5,474,000 7,247,000 9,831,000       30,237,000 30,634,000 32,521,000 32,901,000 9,412,000 2,353,000 5,765,000 3,755,000 1,768,000 1,896,000 2,965,000 1,971,000 2,079,000 2,219,000 3,029,000             
        pension assets, net of obligations
                                               20,895,000 18,862,000 16,887,000 14,855,000                                          
        intangibles
                                               4,685,000 4,755,000 4,826,000 4,896,000 4,958,000 5,021,000 5,083,000 5,146,000 5,653,000 5,938,000 6,333,000 6,396,000 6,458,000 8,850,000 9,054,000 9,259,000 9,472,000 9,686,000 9,900,000 10,113,000 10,335,000 10,557,000 10,778,000 11,000,000 29,723,000 30,382,000 31,041,000 31,700,000                  
        goodwill
                                               34,395,000 34,395,000 34,395,000 34,395,000 86,980,000 86,980,000 86,980,000 86,980,000 86,980,000 86,980,000 86,980,000 86,980,000 86,980,000 89,777,000 89,777,000 89,777,000 89,777,000 89,777,000 89,777,000 89,777,000 89,777,000 89,777,000 89,777,000 89,777,000 175,363,000 175,363,000 178,654,000 178,654,000                  
        long term debt obligations
                                                   368,331,000 365,330,000 386,791,000 343,216,000 338,604,000 345,956,000 353,273,000 333,681,000                                  
        post-retirement liabilities
                                                   149,326,000 169,858,000 179,487,000 185,097,000 160,873,000 180,286,000 183,895,000 185,562,000 101,862,000 110,442,000 115,622,000 116,614,000 97,292,000 102,765,000 129,084,000 152,297,000 239,292,000 269,886,000 290,344,000 294,881,000 185,706,000 194,700,000 195,984,000  219,684,000 224,943,000 223,657,000 222,587,000 81,537,000 87,526,000 80,937,000           
        long-term debt obligations
                                                           323,055,000 303,395,000 278,924,000 265,937,000 277,031,000 287,269,000 307,865,000 325,690,000 350,463,000                         
        accrued severance and retention
                                                              506,000 1,039,000 7,171,000 11,030,000 18,959,000 13,718,000 45,301,000 49,860,000                       
        marketable securities—available-for-sale
                                                                      26,000    49,636,000    15,374,000              
        due from dhl
                                                                  62,672,000 72,832,000 58,639,000 60,771,000 63,362,000                      
        marketable securities - available-for-sale
                                                                         3,848,000                   
        long-term obligations
                                                                    380,225,000 392,351,000 450,628,000 477,506,000 515,899,000 528,758,000 567,987,000 228,894,000 215,957,000 202,712,000 189,118,000 174,706,000 160,580,000 162,312,000 164,572,000 166,787,000 169,200,000 171,336,000 173,856,000 175,905,000 177,913,000 179,885,000 181,810,000 179,774,000 
        accrued severence and retention
                                                                      67,846,000                      
        stockholders’ equity
                                                                                            
        marketable securities available-for-sale
                                                                       137,000 1,247,000   16,853,000 20,450,000 17,295,000               
        salaries, wages and benefits
                                                                       61,470,000 59,240,000   43,949,000 50,650,000 42,146,000 51,384,000 35,429,000 44,780,000 40,378,000 47,249,000 35,897,000 42,482,000 48,819,000 44,689,000 42,696,000 36,488,000 42,198,000 35,187,000 37,637,000 
        current portion of long-term obligations
                                                                       40,858,000 37,235,000   14,854,000 13,684,000 12,557,000 11,413,000 10,186,000 9,089,000 8,786,000 8,612,000 8,445,000 8,278,000 8,115,000 7,954,000 7,797,000 7,631,000 7,488,000 7,332,000 7,183,000 
        postretirement liabilities
                                                                          186,338,000        74,618,000 71,711,000 75,938,000 71,543,000 67,063,000 63,716,000 62,993,000 59,373,000 57,781,000 34,221,000 
        liabilities and stockholders' equity
                                                                                            
        stockholders' equity:
                                                                                            
        total stockholders' equity
                                                                             125,479,000               
        total liabilities and stockholders' equity
                                                                             682,015,000               
        current portion of post-retirement liabilities
                                                                              1,789,000 9,907,000 16,594,000 16,594,000           
        restricted stock compensation awards
                                                                                 -1,588,000 -688,000          
        marketable securities - available for sale
                                                                               17,146,000             
        deficit
                                                                               -276,764,000 -283,338,000 -289,797,000 -297,890,000 -306,973,000 -314,364,000 -321,119,000 -328,202,000      
        marketable securities
                                                                                15,075,000 16,663,000 15,637,000 15,050,000         
        prepaid expenses and other
                                                                                  5,546,000          
        current portion of postretirement liabilities
                                                                                  14,701,000 8,371,000 13,771,000 13,771,000 12,706,000 9,681,000 11,318,000 11,969,000 9,044,000 28,928,000 
        deferred income tax liabilities
                                                                                            
        spare parts
                                                                                   14,763,000 15,053,000 15,091,000  15,727,000     
        common stock
                                                                                   583,000 583,000 583,000  583,000 583,000 583,000 583,000 521,000 
        cash
                                                                                     52,981,000  61,774,000 57,311,000 64,289,000 63,101,000 56,707,000 
        restricted cash
                                                                                        10,652,000 6,113,000 2,640,000  
        spare parts and fuel inventory
                                                                                      15,045,000  15,450,000 15,457,000 16,252,000 17,221,000 
        deferred income tax assets
                                                                                            
        advances from parent
                                                                                            
        advances from airborne
                                                                                            
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-12-31 
                                                                                             
          operating activities:
                                                                                             
          net earnings from continuing operations
        14,714,000 -3,327,000 7,428,000 8,619,000 -15,587,000 17,172,000 38,022,000 20,141,000 42,244,000 50,188,000 54,210,000 49,796,000 44,458,000 62,363,000 79,869,000 42,290,000 2,253,000 -5,745,000 -105,162,000 133,733,000 -41,104,000 105,085,000 -26,632,000 22,634,000 -5,196,000 32,933,000 24,464,000 15,682,000 94,091,000 -28,229,000 -53,918,000 9,796,000 -755,000 2,116,000 11,528,000 8,171,000 13,343,000 6,347,000 10,570,000 8,895,000 6,659,000 9,595,000 9,298,000 6,522,000 -42,840,000 7,799,000 6,915,000 8,501,000 12,211,000 11,556,000 11,219,000 6,662,000 13,530,000 -4,826,000 12,280,000 2,881,000 11,851,000 11,388,000 9,915,000 6,750,000 10,312,000                         
          net earnings from discontinued operations
                407,000 854,000   66,000 2,309,000   2,874,000 154,000 236,000 3,772,000 914,000 243,000 31,000 31,000 866,000 170,000 170,000 196,000 1,026,000 -4,655,000 192,000 192,000 2,287,000 47,000 47,000 47,000 1,425,000     312,000             19,000 -117,000 -12,000 -230,000 -233,000 405,000 1,196,000                         
          adjustments to reconcile net earnings to net cash from operating activities:
                                                                                             
          depreciation and amortization
        112,469,000 108,460,000 99,725,000 94,965,000 93,823,000 90,970,000 87,799,000 90,936,000 90,542,000 89,486,000 87,575,000 88,245,000 92,275,000 85,984,000 83,871,000 79,719,000 81,037,000 76,192,000 76,087,000 77,001,000 74,712,000 71,125,000 69,937,000 69,579,000 61,088,000 49,201,000 47,950,000 46,320,000 49,162,000 41,492,000 41,064,000 39,033,000   34,066,000 32,534,000 34,296,000 30,754,000 31,400,000 28,993,000 29,826,000 26,307,000 27,142,000 24,979,000 25,672,000 23,392,000 21,765,000 20,920,000 21,606,000 21,057,000 21,514,000 20,300,000 22,198,000 22,616,000 23,878,000 22,371,000 22,284,000 22,758,000 21,752,000 20,800,000 21,609,000 20,102,000 21,153,000 21,723,000 25,786,000 24,495,000 22,928,000 21,242,000 13,465,000 13,502,000 12,837,000 11,943,000 11,658,000 11,649,000 11,350,000 11,003,000 10,816,000 10,467,000 10,252,000 9,632,000 9,505,000 8,954,000 9,262,000 9,096,000 9,180,000 
          pension and post-retirement
        2,571,000 2,570,000 2,570,000 2,571,000 4,745,000 4,745,000 4,745,000 4,745,000 1,013,000 1,014,000 324,000 324,000 1,811,000 1,811,000 1,811,000 1,811,000 972,000 972,000 972,000 972,000 3,925,000 3,925,000 3,925,000 3,925,000 940,000 942,000 942,000 942,000 2,017,000 14,926,000 1,995,000 1,995,000 1,386,000 3,382,000 3,382,000 3,382,000 20,647,000 -7,779,000 -2,808,000 -3,140,000 10,868,000 -791,000 -792,000 -793,000 1,766,000 1,765,000 1,765,000 1,765,000 1,390,000 1,391,000 1,390,000 1,391,000 47,000 -1,527,000 -580,000 -581,000                              
          deferred income taxes
        8,650,000 -5,471,000 3,259,000 2,276,000 -4,889,000 6,499,000 10,151,000 4,768,000 13,970,000 11,052,000 14,551,000 15,289,000 15,521,000 18,410,000 24,038,000 12,575,000 764,000 11,131,000 -1,350,000 7,947,000 -3,558,000 6,015,000 3,316,000 4,705,000 3,014,000 5,497,000 5,422,000 5,053,000 -46,757,000 4,532,000 5,305,000 6,149,000 1,750,000 1,088,000 7,138,000 3,831,000 7,703,000 4,048,000 6,500,000 5,440,000 2,759,000 5,951,000 5,351,000 3,696,000 5,036,000 4,625,000 4,106,000 5,005,000 6,067,000 6,960,000 6,817,000 3,905,000 10,332,000 -1,729,000 7,175,000 1,348,000 5,956,000 5,224,000 5,446,000 4,194,000 9,325,000 1,095,000 4,420,000 4,903,000 6,298,000 982,000 220,000 2,290,000 5,983,000 2,231,000 2,760,000 2,615,000             
          amortization of stock-based compensation
        2,222,000 2,968,000 1,936,000 2,600,000 2,047,000 2,503,000 2,561,000 1,405,000 2,193,000 2,295,000 2,200,000 1,654,000 1,862,000 2,045,000 1,729,000 1,750,000 1,691,000 1,835,000 2,130,000 1,821,000 1,721,000 1,887,000 1,920,000 1,474,000 1,479,000 1,264,000 1,290,000 1,014,000 984,000 938,000 926,000 784,000 917,000 673,000 921,000 654,000 486,000 323,000 890,000 755,000 816,000 822,000 716,000 570,000 609,000 848,000 649,000 626,000 563,000 852,000 1,061,000 755,000 712,000 864,000 802,000 499,000 490,000 599,000 548,000 83,000 303,000 303,000 391,000 319,000                      
          income from non-consolidated affiliates
        -31,000 869,000 1,254,000 79,000 342,000 1,885,000 2,107,000 406,000 2,030,000 954,000 3,220,000 1,403,000 1,213,000 1,146,000 -965,000 1,183,000 1,825,000 2,485,000 6,513,000 2,764,000 4,987,000 2,644,000                                                                
          net gain on financial instruments
        -2,662,000 5,167,000              -9,472,000    -107,044,000                                                                  
          debt issuance costs
                                                                                           
          changes in assets and liabilities:
                                                                                             
          accounts receivable
        -25,127,000 22,755,000 16,250,000 -5,704,000 5,742,000 -9,154,000 8,097,000 74,500,000 -51,074,000 9,712,000 -43,596,000 -11,265,000 -13,653,000 -15,547,000 -21,084,000 -1,604,000 -3,707,000 16,743,000 446,000 -4,123,000 -28,393,000 -7,393,000 5,481,000 15,754,000 7,221,000 7,153,000 439,000 10,567,000 -43,083,000 9,865,000 8,392,000 -6,487,000 -12,347,000 -3,626,000 6,157,000 219,000 -18,610,000 -2,777,000 7,878,000 -901,000 -6,369,000 20,570,000 -6,269,000 1,650,000 -7,177,000 -1,840,000 -697,000 4,720,000 -6,946,000 -1,175,000 -4,205,000 7,998,000 2,821,000 6,704,000 -7,498,000 -47,000 1,449,000 -533,000 6,034,000 34,579,000 8,273,000 -14,365,000 3,303,000 7,225,000 -58,524,000 7,995,000 -10,371,000 28,382,000 -22,306,000 -6,426,000 4,517,000 -6,695,000 -4,204,000 -761,000 3,711,000 6,665,000 4,329,000 4,550,000 26,577,000 3,445,000 -49,223,000 1,575,000 -1,908,000 361,000 -3,095,000 
          inventory and prepaid supplies
        -16,774,000 -4,427,000 -12,786,000 924,000 1,143,000 9,802,000 2,413,000 -1,361,000 -9,781,000 -3,561,000 -4,476,000 -1,163,000 -7,684,000 -546,000 4,356,000 751,000 -18,898,000 -1,935,000 -2,449,000 -4,543,000 -6,507,000 4,256,000 199,000 -4,441,000 -3,750,000 -2,956,000 -1,438,000 4,871,000 -1,446,000 -839,000 2,591,000 -4,413,000 -1,066,000 -2,643,000 -2,901,000 1,341,000 -4,985,000 7,000 -1,496,000 2,578,000 986,000 -1,437,000 1,332,000 -5,045,000 1,616,000 -4,205,000 426,000 1,263,000 750,000 -3,010,000 -66,000 567,000 1,374,000 -528,000 -508,000 -351,000 -3,523,000 -1,827,000 -939,000 36,000 2,710,000 -122,000 277,000 5,376,000 4,896,000 3,185,000 -4,622,000 6,124,000 -2,359,000 -1,211,000 -99,000 674,000 61,000 -2,608,000 1,512,000 -1,601,000 -155,000 -1,644,000 489,000 -2,619,000 598,000 -1,503,000 -459,000 465,000 2,140,000 
          accounts payable
        18,284,000 -15,862,000 14,736,000 1,226,000 7,270,000 -4,953,000 42,513,000 13,321,000 1,184,000 -8,348,000 18,248,000 -5,037,000 12,127,000 -8,437,000 8,384,000 18,314,000 -7,882,000 3,838,000 3,459,000 6,169,000 5,750,000 1,489,000 -6,105,000 2,206,000 9,627,000 3,164,000 -1,459,000 -608,000 11,802,000 -2,546,000 7,312,000 6,932,000 4,877,000 3,278,000 -557,000 -1,995,000 607,000 1,079,000 1,939,000 799,000 4,341,000 -4,168,000 2,651,000 -3,627,000 2,169,000 2,086,000 -377,000 -1,866,000 -877,000 5,814,000 -6,857,000 -3,768,000 -851,000 -9,986,000 700,000 8,422,000 3,040,000 4,540,000 -3,471,000 -1,380,000 5,625,000 2,379,000 -13,734,000 7,601,000 -28,763,000 9,875,000 -3,498,000 -7,502,000 482,000 7,366,000 30,251,000 -33,006,000 -10,130,000 -7,527,000 -4,037,000 -24,590,000 3,894,000 10,506,000 -10,570,000 1,041,000 17,264,000 -3,013,000 -4,241,000 9,270,000 -523,000 
          unearned revenue
        -6,462,000 -370,000 6,819,000 518,000 3,309,000 -10,998,000 4,962,000 13,361,000 -15,745,000 -1,025,000 -9,659,000 -1,000 4,534,000 -26,201,000 18,343,000 -3,687,000    3,604,000 -1,384,000 1,934,000 -2,184,000 3,080,000 -2,412,000 92,000 2,248,000 -3,752,000 -14,326,000 5,188,000 -2,958,000 4,765,000 -333,000 258,000 -422,000 -2,719,000 -2,647,000 -823,000 3,588,000 -1,234,000 2,831,000 651,000 -963,000 -1,371,000 -529,000 -2,597,000 -1,818,000 -1,261,000 -3,348,000 -2,418,000 -3,018,000 9,438,000 1,708,000 -2,050,000 103,000 9,576,000 -5,177,000 -3,719,000 4,811,000 10,874,000 -1,911,000 -2,135,000 -5,904,000 -705,000 -6,952,000 -8,243,000 -833,000 9,013,000 16,555,000 -5,860,000 1,387,000 5,205,000 -7,292,000 4,546,000 -1,837,000 4,265,000 -3,626,000 -3,462,000 615,000 3,307,000 -2,773,000 -1,927,000 734,000 -770,000 -2,588,000 
          accrued expenses, salaries, wages, benefits and other liabilities
        22,426,000 26,298,000 2,802,000 23,311,000 -1,711,000 14,495,000 -10,523,000 -4,643,000 1,966,000 2,350,000 14,221,000 -3,782,000 2,878,000 875,000 18,002,000 -11,696,000 3,397,000 3,481,000 5,638,000 -17,742,000 8,261,000 3,255,000 11,141,000 -9,267,000 8,223,000 -1,212,000 6,673,000 -10,079,000 8,137,000 -564,000 3,118,000 -9,911,000 1,411,000 4,905,000 282,000 -920,000 9,902,000 4,436,000 -3,165,000 -2,798,000 -2,950,000 3,198,000 -113,000 209,000 -1,632,000 4,484,000 -2,470,000 -494,000 1,087,000 4,529,000 -232,000 -486,000 -7,017,000 -1,105,000 2,566,000 -2,653,000                              
          pension and post-retirement balances
        -1,290,000 -1,877,000 -1,881,000 -2,437,000 22,780,000 -1,945,000 -1,911,000 -2,452,000 -5,521,000 -6,039,000 -6,116,000 -6,582,000 -6,141,000 -6,686,000 -6,645,000 -7,412,000                                                                      
          other
        4,749,000 -2,198,000 -2,065,000 -173,000 4,641,000 -1,726,000 3,080,000 -489,000 242,000 -376,000 -1,032,000 -517,000 -2,766,000 -2,857,000 168,000 -75,000 -46,000 -359,000 -3,817,000 186,000 -679,000 854,000 -2,193,000 4,474,000 -2,006,000 4,154,000 1,876,000 2,335,000 4,961,000 -3,235,000 1,708,000 283,000 -59,000 -348,000 586,000 1,432,000 -627,000 -29,000 272,000 -456,000 -1,021,000 411,000 -1,154,000 -887,000 -39,000 -1,110,000 -1,251,000 -1,078,000 -2,926,000 -1,763,000 -493,000 150,000 -3,588,000 67,000 770,000 308,000 173,000 14,000 795,000 618,000 333,000 539,000 2,713,000 602,000 459,000 30,000 -731,000 -88,000 -1,653,000 -125,000 -102,000 2,000 -1,937,000 -407,000 358,000 495,000 202,000 451,000     44,000 564,000  
          net cash from operating activities
        133,739,000 135,555,000 137,101,000 126,420,000 127,988,000 117,517,000 192,198,000 216,378,000 74,050,000 147,861,000 124,541,000 125,668,000 154,319,000 122,047,000 182,744,000 124,447,000 89,018,000 174,288,000 149,962,000 99,034,000 89,800,000 97,695,000 102,041,000 107,402,000 97,212,000 58,830,000 73,141,000 68,842,000 43,719,000 66,495,000 80,568,000 44,210,000 49,495,000 46,304,000 52,984,000 44,309,000 39,679,000 37,434,000 57,248,000 39,338,000 41,304,000 52,047,000 33,632,000 21,802,000 32,898,000 13,482,000 17,381,000 30,650,000 23,669,000 22,350,000 21,609,000 43,005,000 29,230,000 28,335,000 32,625,000 45,916,000 30,599,000 22,184,000 6,036,000 53,444,000 53,457,000 5,836,000 17,908,000 25,783,000 47,348,000 41,295,000 11,210,000 61,798,000 43,135,000 3,900,000   27,694,000 -9,280,000 28,929,000 7,075,000 42,432,000 12,639,000 32,716,000 31,324,000 -6,025,000 27,332,000 3,061,000 32,806,000 12,980,000 
          investing activities:
                                                                                             
          expenditures for property and equipment
        -110,003,000 -48,185,000 -70,497,000 -102,321,000 -212,107,000 -168,415,000 -194,124,000 -218,801,000 -151,073,000 -154,148,000 -185,958,000 -108,252,000 -76,622,000 -127,877,000 -174,808,000 -125,441,000 -116,122,000 -128,413,000 -122,387,000 -143,495,000 -116,558,000 -120,175,000 -124,913,000 -91,856,000                                                              
          proceeds from property and equipment
        11,563,000 9,069,000 25,219,000 895,000 18,602,000 71,000 585,000 9,860,000 12,154,000 3,605,000 78,000 76,000 15,903,000 2,800,000 680,000 44,000 15,373,000 130,000 9,048,000 32,000 -283,000 11,009,000   97,000 21,000 689,000 16,763,000 372,000    12,373,000    5,471,000 340,000 850,000 180,000 1,692,000 506,000 1,214,000 190,000 184,000 27,000 1,152,000 158,000 2,288,000 1,002,000 697,000 1,785,000                                  
          acquisitions and investments in businesses
        -600,000 -10,045,000 -9,800,000 -800,000 -800,000                  -3,135,000 -2,700,000 -2,450,000 -4,892,000 -6,254,000 -6,000 -640,000                                                      
          net cash (used in) investing activities
        -99,040,000 -49,161,000 -45,278,000 -111,226,000 -193,505,000 -169,144,000 -193,539,000 -209,741,000 -139,231,000 -150,231,000 -202,425,000 -108,176,000         -119,439,000 -112,499,000 -127,420,000 -107,700,000 -937,066,000 -66,323,000 -73,735,000 -64,779,000 -82,700,000 -80,679,000 -55,295,000 -79,701,000 -87,393,000 -57,023,000 -53,403,000 -71,673,000 -42,270,000 -34,325,000 -32,018,000 -43,260,000 -19,626,000 -66,852,000 -17,932,000 -19,172,000 -8,959,000 -23,898,000 -12,320,000 -59,211,000 -44,616,000 -37,874,000 -22,007,000 -44,974,000 -39,820,000 -59,615,000    -32,015,000 -8,365,000 -18,864,000  -18,308,000                        
          financing activities:
                                                                                             
          principal payments on long term obligations
        -169,324,000 -155,219,000 -331,218,000 -140,105,000   -65,103,000 -25,214,000 -20,103,000 -50,215,000 -205,210,000 -90,100,000 -142,293,000 -32,099,000 -1,601,854,000 -124,065,000 -104,457,000 -41,683,000 -44,176,000 -499,064,000 -594,000 -22,968,000 -7,969,000 -7,969,000 -18,751,000 -10,749,000 -11,750,000 -17,390,000 -4,315,000 -229,631,000 -10,163,000 -10,337,000 -20,446,000 -11,000,000 -6,434,000 -6,189,000 -16,147,000 -6,106,000 -21,065,000 -26,026,000 -25,987,000 -8,949,000 -20,911,000 -23,374,000 -5,838,000 -15,303,000 -19,767,000 -12,858,000 -16,824,000 -3,790,000 -3,758,000 -1,851,000                                  
          proceeds from revolving credit facilities
        155,000,000 85,000,000 245,000,000 95,000,000 115,000,000 80,000,000 35,000,000 105,000,000 115,000,000 60,000,000 410,000,000 40,000,000 70,000,000                                                                        
          payments for financing costs
            -10,268,000 -27,000 -484,000     -293,000 -2,655,000 -151,000 -26,000 -7,481,000   -9,539,000 -397,000 -17,000 -1,418,000                                                         
          proceeds from convertible note issuance
                                                                                            
          repurchase of convertible notes
                                                                                            
          repurchase of senior unsecured notes
                                                                                           
          purchase of common stock
            -118,475,000 -14,956,000 -21,918,000                 -3,017,000 -564,000 -9,721,000 -1,463,000 -1,415,000 -51,337,000 -7,739,000 -3,079,000 -3,426,000 -4,324,000                                                
          withholding taxes paid for conversion of employee stock awards
        -4,672,000 -16,000 -72,000 -463,000 -1,408,000 -25,000 -1,553,000 -1,397,000 -80,000 -89,000 -1,350,000 -1,619,000 -6,000 -39,000 -1,197,000 -891,000 -724,000 -1,115,000 -917,000 -25,000 -112,000 -1,384,000 -996,000 -10,000 -1,319,000 -1,478,000 -1,436,000 -1,069,000 -1,231,000                                                  
          other financing related proceeds
                                                                                            
          net cash from financing activities
        -18,996,000 -70,235,000 -86,290,000 -45,568,000 68,487,000 59,062,000 -45,111,000 55,831,000 37,829,000 9,705,000 89,497,000 -51,450,000 -73,912,000 -32,398,000 25,419,000 14,587,000 -5,348,000 -41,683,000 -44,926,000 72,340,000 29,007,000 6,853,000 30,756,000 -9,617,000 855,714,000 19,251,000 -15,174,000 10,710,000 17,789,000 5,055,000 10,116,000 46,764,000 7,070,000 32,663,000 -14,173,000 49,501,000     -24,560,000 24,484,000 -19,039,000 -7,227,000 -9,104,000 6,348,000 -19,271,000 48,261,000 8,176,000 -3,790,000 -3,758,000 23,149,000 12,314,000 22,164,000 22,875,000 -9,313,000         -7,388,000 -34,770,000 -5,674,000 -31,994,000 313,252,000 14,069,000   14,286,000 15,223,000 -1,406,000 -2,109,000 -2,047,000 -2,009,000 -2,076,000 -1,924,000 -1,892,000 -1,842,000 -1,979,000 -2,145,000 -128,000 
          net increase in cash and cash equivalents
        15,703,000 16,159,000 5,533,000 -30,374,000 2,970,000 7,435,000 -46,452,000 62,468,000 -27,352,000 7,335,000 11,613,000 -33,958,000 19,688,000 -35,101,000 33,250,000 11,940,000 -21,359,000 825,000 -10,810,000 24,862,000    -9,915,000 15,860,000 11,758,000 -15,768,000 14,773,000 -21,192,000 -9,129,000 35,389,000 11,273,000  21,944,000 -14,592,000 22,137,000 2,836,000    -2,882,000 9,679,000 -3,339,000 -4,597,000 14,835,000 -4,068,000 -14,210,000 19,700,000   -4,156,000 21,180,000    -7,891,000    25,456,000   -11,936,000 7,886,000    37,237,000                  
          cash and cash equivalents at beginning of year
        53,555,000 27,134,000 69,496,000 39,719,000 46,201,000    59,322,000 32,699,000 16,358,000 17,697,000 30,560,000 31,699,000 15,442,000 30,503,000 46,543,000                              
          cash and cash equivalents at end of year
           23,181,000 2,970,000 7,435,000 -46,452,000 89,602,000 -27,352,000 7,335,000 11,613,000 35,538,000     -21,359,000 825,000 -10,810,000 71,063,000                                                                  
          supplemental cash flow information:
                                                                                             
          interest paid, net of amount capitalized
        9,051,000 31,020,000 10,604,000 31,622,000 9,329,000 22,306,000 8,586,000 11,652,000 7,483,000 17,513,000 3,670,000 18,528,000 4,592,000 18,992,000 3,530,000 16,582,000 5,283,000 19,281,000 7,915,000 8,864,000 12,147,000 15,061,000 13,413,000 16,925,000 8,191,000 2,637,000 4,037,000 2,413,000 2,464,000 4,128,000 3,695,000 3,406,000 2,945,000 2,689,000 2,517,000 2,587,000 2,529,000 2,573,000 2,694,000 2,952,000 3,310,000 3,148,000 3,502,000 3,616,000 3,776,000 3,559,000 3,678,000 2,739,000 3,955,000 2,983,000 3,454,000 2,803,000 3,515,000 2,790,000 3,438,000 3,242,000 4,065,000 3,440,000 5,238,000 3,913,000 5,697,000 4,887,000 7,734,000 5,775,000 9,757,000 6,648,000 9,187,000 8,686,000 4,735,000 2,444,000 4,411,000 1,471,000 2,856,000 2,714,000 3,764,000 1,570,000 3,798,000 1,309,000 3,992,000 1,152,000 4,415,000 979,000 2,818,000 1,228,000  
          federal and state income taxes paid
        626,000 740,000 5,530,000 28,000 292,000 30,000 6,453,000 60,000 4,470,000 1,228,000   1,572,000 632,000 1,104,000 123,000 381,000                                                                     
          restricted balance of cash
        201,000 -7,003,000 1,498,000 11,459,000                                                                                  
          supplemental non-cash information:
                                                                                             
          accrued expenditures for property and equipment
        -29,992,000 9,123,000 -9,769,000 62,653,000 -43,163,000 7,454,000 9,074,000 68,338,000 5,348,000 -143,000 -10,232,000 61,460,000 16,121,000 -12,785,000 15,890,000 24,253,000 12,048,000 -18,339,000 16,257,000 27,914,000 2,868,000 8,927,000 10,789,000 15,812,000                                                              
          cash and cash equivalents at end of period
         16,159,000            -35,101,000 33,250,000 51,659,000        49,407,000 15,860,000 11,758,000 -15,768,000 47,472,000 -21,192,000 -9,129,000 35,389,000 27,631,000 -30,828,000 21,944,000 -14,592,000 39,834,000 2,836,000 -7,321,000 1,570,000 20,612,000 -2,882,000 9,679,000 -3,339,000 27,102,000 14,835,000 -4,068,000 -14,210,000 35,142,000 -12,771,000 -19,314,000 -4,156,000 51,683,000 1,724,000 -9,116,000 -757,000 38,652,000  -19,195,000 -45,025,000 108,685,000  -22,365,000 -11,936,000 124,000,000  -23,436,000 -13,838,000 96,508,000  -5,044,000 1,302,000 37,382,000  -17,112,000 -3,128,000 61,362,000  -37,704,000        
          net (gain) loss on financial instruments
           -2,355,000  -1,778,000 -1,818,000 1,740,000 380,000 -695,000 -6,011,000 -2,696,000 7,818,000 7,378,000       72,868,000 -91,952,000 35,886,000 -4,500,000 21,411,000 -17,895,000 -11,697,000 885,000   67,649,000 -1,869,000                                                      
          proceeds from bond issuance
                      500,000,000                                                                  
          proceeds from issuance of warrants
                                                                                            
          principal payments on secured debt
                                                                                             
          impairment of aircraft and related assets
                                                                                             
          acquisitions and investments in businesses, net of cash acquired
                       -1,697,000 -4,280,000 -3,497,000 -2,507,000 -3,049,000 -2,598,000 -3,333,000 -2,585,000 -15,844,000                                                              
          investments in businesses
                 312,000    327,000                                                                        
          net cash from investing activities
                     -124,750,000 -174,913,000 -127,094,000  -131,780,000 -115,846,000 -146,512,000                                    -44,494,000        -6,357,000 16,920,000 -29,961,000 -19,374,000 7,433,000 -330,756,000 -23,013,000 -83,356,000 -18,741,000 -19,883,000 -23,055,000 -30,651,000 -13,077,000 -15,307,000 -48,334,000 -1,522,000 -15,168,000 -15,108,000 -21,027,000 -8,060,000 -29,473,000 -6,458,000 
          proceeds from exercise of warrants
                                                                                            
          proceeds from borrowings
                       140,000,000 100,000,000 80,000,000 30,018,000 30,000,000   885,000,000 30,000,000 30,000,000 25,000,000 30,000,000 60,000,000 30,000,000 95,000,000 60,000,000 25,000,000 20,000,000 30,000,000 15,000,000     25,000,000 25,000,000 25,000,000 25,000,000              20,000,000      17,501,000            
          accrued consideration for acquisition
                                                                                             
          impairment of aircraft
                                                                                           
          unearned revenue and grants
                         22,974,000                                                                    
          pension and post-retirement assets
                         -10,871,000 -4,566,000 -5,483,000 -1,713,000 -5,672,000 -2,495,000 -2,252,000 -3,293,000 -23,677,000 -3,739,000 -4,584,000 -2,425,000 -4,811,000 -2,808,000 -3,039,000 -1,268,000 -6,670,000 -1,685,000 -2,196,000     -2,817,000 -7,185,000 -2,197,000 -2,463,000                                          
          other financing payments
                             -154,000 -82,000 -264,000                                                              
          net income on financial instruments
                                         8,473,000 -5,558,000 528,000                                                  
          federal alternative minimum and state income taxes paid
                          602,000 48,000     1,000 406,000 280,000 526,000 653,000 65,000 1,107,000 113,000 162,000 297,000   -1,000 370,000 229,000 272,000 39,000 510,000 55,000 299,000 348,000 566,000 100,000 105,000 1,000 70,000 201,000 100,000 -20,000 46,000 2,322,000                              
          redemption of long term deposits
                                    5,250,000 4,725,000                                                      
          proceeds from convertible notes
                                                                                            
          purchase convertible note hedges
                                                                                            
          cash, cash equivalents and restricted cash:
                                                                                             
          increase
                             -7,951,000                                                                
          beginning of year
                                                                                            
          end of period
                             -7,951,000                                                                
          income taxes paid
                                                                42,000 208,000 117,000  163,000 1,829,000 93,000                      
          capital expenditures
        -139,995,000 -39,062,000 -80,266,000 -39,668,000 -255,270,000 -160,961,000 -185,050,000 -150,463,000 -145,725,000 -154,291,000 -196,190,000 -46,792,000 -60,501,000 -140,662,000 -158,918,000 -101,188,000 -104,074,000 -146,752,000 -106,130,000 -115,581,000 -113,690,000 -111,248,000 -114,124,000 -76,044,000 -63,209,000 -71,724,000 -79,092,000 -78,180,000 -74,434,000 -60,539,000 -83,786,000 -82,371,000 -57,030,000 -53,403,000 -71,673,000 -47,741,000 -34,665,000 -32,868,000 -43,440,000 -21,318,000 -67,358,000 -19,146,000 -4,362,000 -15,946,000 -23,925,000 -13,472,000 -59,369,000 -46,904,000 -38,876,000 -22,704,000 -46,759,000 -50,526,000 -59,833,000 -58,230,000 -44,494,000 -19,940,000 -32,397,000 -39,136,000 -19,208,000 -51,319,000 -18,544,000 -21,329,000 -10,035,000 -15,254,000 -42,664,000 -19,114,000 -34,845,000 -41,794,000 -26,340,000   -21,897,000 -23,735,000 -30,419,000 -12,952,000 -13,467,000 -30,528,000 -1,522,000 -15,168,000 -21,027,000 -8,060,000 -29,473,000 -5,488,000 
          free cash flows
        -6,256,000 96,493,000 56,835,000 86,752,000 -127,282,000 -43,444,000 7,148,000 65,915,000 -71,675,000 -6,430,000 -71,649,000 78,876,000 93,818,000 -18,615,000 23,826,000 23,259,000 -15,056,000 27,536,000 43,832,000 -16,547,000 -23,890,000 -13,553,000 -12,083,000 31,358,000 97,212,000 -4,379,000 1,417,000 -10,250,000 -34,461,000 -7,939,000 20,029,000 -39,576,000 -32,876,000 -10,726,000 -419,000 -27,364,000 -8,062,000 2,769,000 24,380,000 -4,102,000 19,986,000 -15,311,000 14,486,000 17,440,000 16,952,000 -10,443,000 3,909,000 -28,719,000 -23,235,000 -16,526,000 -1,095,000 -3,754,000 -21,296,000 -31,498,000 -25,605,000 1,422,000 10,659,000 -10,213,000 -33,100,000 34,236,000 2,138,000 -12,708,000 -3,421,000 15,748,000 32,094,000 -1,369,000 -7,904,000 26,953,000 1,341,000 -22,440,000   5,797,000 -33,015,000 -1,490,000 -5,877,000 28,965,000 -17,889,000 31,194,000 16,156,000 -6,025,000 6,305,000 -4,999,000 3,333,000 7,492,000 
          accrued capital expenditures
                                 5,020,000 -5,874,000 24,629,000 12,581,000 -54,000 -5,636,000 18,251,000 -10,603,000 13,798,000 -1,161,000 7,084,000 -6,208,000 9,623,000 631,000 2,987,000 7,187,000 -723,000 959,000 225,000 -339,000 -8,553,000 4,080,000 5,867,000 -10,620,000 5,039,000 343,000 10,008,000 -1,487,000 -1,170,000 7,421,000 6,157,000 189,000 877,000 -5,889,000 6,227,000                          
          amortization of dhl promissory note
                                            -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000 -1,550,000                             
          funding for hangar construction
                                                                                             
          net (decrease) in cash and cash equivalents
                                              1,570,000 -9,948,000             1,724,000 -9,116,000                                
          debt extinguished
                                            1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000 1,550,000                              
          depreciation and amortizations
                                                                                             
          impairment of goodwill and acquired intangibles
                                                                                            
          net gain on derivative instruments
                                            -573,000 -96,000 -264,000 13,000 -127,000 -639,000 -31,000 -299,000  317,000 -452,000 -290,000                                      
          investment in nonconsolidated affiliate
                                                -15,000,000                                          
          other proceeds
                                                                                             
          reclassification of pension and post-retirement balance
                                             1,730,000 1,730,000 1,730,000                                              
          net cash (used in) financing activities
                                             -10,430,000 -23,660,000 -6,026,000                  -9,364,000 -42,696,000 -9,124,000  -9,893,000 -11,671,000 -11,540,000                      
          net income from discontinued operations
                                              214,000 214,000    211,000 -1,000 -1,000 -1,000 -198,000 -186,000 -160,000 -230,000 -599,000                                 
          reimbursement of hanger construction costs
                                                 3,433,000 1,872,000 1,147,000                                          
          net (gain) loss on derivative instruments
                                                        -923,000 -294,000 -202,000 -460,000                                  
          write-off of unamortized debt issuance costs
                                                            16,000 2,870,000                              
          proceeds from the redemption of interest-bearing investments
                                                                                           
          reimbursement of hangar construction costs
                                                    3,537,000 1,651,000 496,000 1,119,000                                      
          financing fees
                                                                            -12,000 -7,000    -23,000     -150,000 -375,000  
          pension and post-retirement liabilities
                                                     -20,532,000 -9,629,000 -5,610,000 -3,237,000 -19,413,000 -3,609,000 -1,667,000 -9,331,000 -7,656,000 -5,180,000 -992,000                              
          proceeds from bank borrowings
                                                     20,000,000 60,000,000                                      
          net decrease in cash and cash equivalents
                                                                 -19,195,000                            
          net income on derivative instruments
                                                            -556,000 1,881,000                                
          proceeds from the redemption of marketable securities
                                                                                             
          proceeds from the disposal of property and equipment
                                                             218,000                                
          principal payments on long-term obligations
                                                             -2,836,000 -189,589,000 -9,313,000             -3,688,000 -3,393,000 -3,128,000 -2,762,000 -2,459,000 -2,278,000 -2,136,000 -2,086,000 -2,047,000 -2,009,000 -1,973,000 -1,924,000 -1,892,000 -1,842,000 -1,829,000 -1,770,000 -1,474,000 
          (gains)/losses on asset disposition
                                                                                             
          unrealized loss on derivative instruments
                                                               3,932,000                              
          gains on asset disposition, net of impairments
                                                                -14,000 -6,000 -2,000 181,000 22,000 -1,397,000 -702,000                      
          proceeds from the redemptions of marketable securities
                                                                                             
          acquisition payments
                                                                                             
          pension and post-retirement amortization
                                                                 -641,000 -640,000 137,000  7,615,000 8,518,000 8,517,000  1,746,000 1,745,000 1,746,000  2,853,000 2,854,000 2,854,000              
          accrued expenses, salaries, wages and benefits and other liabilities
                                                                 -8,337,000 -10,107,000 -22,451,000  -788,000 -8,176,000 -35,636,000  3,552,000 2,392,000 -12,120,000  -6,620,000 8,937,000 -11,348,000  -9,270,000 4,288,000 -5,467,000  -5,993,000 -5,918,000 3,802,000 1,833,000 6,376,000 -5,629,000 7,798,000 -2,806,000 
          post-retirement liabilities
                                                                 -5,502,000 -26,319,000 -1,199,000  -12,546,000 -1,763,000 -4,537,000  -8,994,000 -1,129,000 9,646,000 2,129,000 -5,259,000 1,286,000 1,070,000 6,398,000 -12,656,000 6,569,000 8,212,000          
          proceeds from the sale of property and equipment
                                                                 382,000 30,771,000 344,000  236,000 3,156,000 3,652,000  4,103,000 6,139,000 330,000 2,284,000 433,000 398,000 140,000 2,862,000             
          proceeds from redemptions of marketable securities
                                                                     26,000  1,110,000 2,601,000 45,788,000  6,557,000 3,410,000 4,295,000 3,600,000             
          principal payments on borrowings
                                                                 -9,364,000 -42,696,000 -9,124,000  -9,893,000 -11,671,000 -11,540,000    -51,994,000                  
          cash and cash equivalents at beginning of period
                                                                 83,229,000  116,114,000  59,271,000  63,219,000  69,473,000         
          extinguishment of dhl note
                                                                                             
          capital contribution through debt extinguishment
                                                                       29,477,000                      
          changes in assets and liabilities, net of assets aquired:
                                                                                             
          acquisition of chi, net of cash acquired
                                                                                             
          purchases of marketable securities
                                                                            -1,955,000 -4,598,000 -3,693,000 -4,448,000 -4,604,000 -6,782,000 -2,075,000 -3,056,000         
          long-term deposits
                                                                                             
          issuance of common shares
                                                                                             
          acquisition of chi
                                                                         -3,840,000                  
          accrued aircraft modification expenditures
                                                                     -179,000 -5,496,000 7,700,000 1,522,000 -5,624,000 -216,000 6,382,000 -7,160,000 32,000 -4,597,000 20,289,000 21,170,000 2,151,000 184,000 10,024,000          
          net earnings
                                                                      8,107,000 11,097,000 -64,216,000 4,965,000 -526,000 3,787,000 8,371,000 2,404,000 4,545,000 4,267,000 68,928,000 6,574,000 6,459,000 8,093,000 9,083,000 7,391,000 6,755,000 7,083,000 18,068,000 7,099,000 5,826,000 5,980,000 7,613,000 
          changes in assets and liabilities, net of assets acquired:
                                                                                             
          capital leases
                                                                                             
          stock-based compensation
                                                                         608,000 865,000 337,000 341,000 699,000 749,000 592,000 450,000             
          impairment
                                                                                             
          restricted deposits of interest-bearing funds
                                                                             -1,708,000 -5,272,000 -4,745,000              
          payments on long-term obligations
                                                                                             
          proceeds from borrowings on long-term obligations
                                                                         18,500,000    17,500,000 17,500,000 17,500,000              
          net decrease in cash
                                                                         -23,436,000    -5,044,000 1,302,000 -25,837,000              
          long-term deposit
                                                                                             
          net cash provided (used) by operating activities
                                                                               -21,827,000              
          net cash provided (used) in financing activities
                                                                               14,731,000              
          income tax benefit
                                                                                             
          restricted cash
                                                                                        10,652,000 -4,539,000 -3,473,000  
          net increase in cash
                                                                                22,097,000 -17,112,000 -3,128,000 -8,111,000 25,078,000 -37,704,000 29,118,000 14,232,000 -23,025,000   1,188,000 6,394,000 
          other assets
                                                                                 -361,000            
          proceeds from sales of marketable securities
                                                                                  6,550,000 1,950,000          
          impairment charge
                                                                                            
          postretirement liabilities
                                                                                    4,981,000 -9,627,000 4,395,000 5,545,000 -1,265,000 -914,000 3,971,000 3,515,000 5,055,000 
          sales of aircraft and equipment
                                                                                             
          line of credit and financing fees
                                                                                             
          proceeds from promissory note
                                                                                            
          distribution of promissory note proceeds to airborne, inc.
                                                                                            
          advances from airborne, inc.
                                                                                             
          proceeds from maturities of marketable securities
                                                                                             
          change in other assets
                                                                                       88,000      
          cash at beginning of period
                                                                                       38,749,000  63,101,000  
          cash at end of period
                                                                                       52,981,000  4,463,000 -6,978,000 64,289,000  
          asset
                                                                                             
          net asset
                                                                                       36,541,000      
          line of credit cost
                                                                                             
          additions to property and equipment
                                                                                         -21,027,000 -8,060,000 -29,473,000 -5,488,000 
          net income applicable to common stockholders
                                                                                         1,273,000 -154,000 5,980,000  
          weighted-average shares outstanding for basic and diluted earnings per share
                                                                                             
          basic and diluted earnings per share
                                                                                             
          weight-average shares outstanding for basic earnings per share
                                                                                          58,270,000  
          common equivalent shares:
                                                                                             
          assumed conversion of airborne’s 5.75% convertible senior notes
                                                                                             
          weighted-average shares outstanding assuming dilution
                                                                                          58,270,000  
          basic earnings per share
                                                                                          100  
          diluted earnings per share
                                                                                          100  
          taxes paid
                                                                                             
          proceeds from issuance of aircraft loan
                                                                                             
          proceeds from sale-leaseback of aircraft
                                                                                             
          cash at beginning of year
                                                                                             
          cash at end of year
                                                                                             
          balance at december 31, 2000
                                                                                             
          comprehensive income:
                                                                                             
          other comprehensive income, net of tax:
                                                                                             
          unrealized interest rate swap gain
                                                                                             
          minimum pension liabilities
                                                                                             
          total comprehensive income
                                                                                             
          balance at december 31, 2001
                                                                                             
          unrealized interest rate swap loss
                                                                                             
          balance at december 31, 2002
                                                                                             
          separation from airborne, inc.:
                                                                                             
          dividend of certain assets and liabilities to airborne, inc.
                                                                                             
          cancellation of advances payable to airborne, inc.
                                                                                             
          issuance of shares to note holders of airborne’s convertible senior notes
                                                                                             
          comprehensive loss:
                                                                                             
          net income
                                                                                             
          total comprehensive loss
                                                                                             
          balance at december 31, 2003
                                                                                             
          change in assets and liabilities:
                                                                                             
          advances from airborne,inc.
                                                                                             
          december 31, 2002
                                                                                             
          stock split and issuance of shares to former airborne shareholders
                                                                                             
          other comprehensive income, net of tax
                                                                                             
          september 30, 2003