7Baggers

Triumph Group, Inc
(NYSE:TGI) 

TGI stock logo

Triumph Group, Inc. designs, engineers, manufactures, repairs, overhauls, and distributes aerostructures, aircraft components, accessories, subassemblies, and systems worldwide. It operates through in segments, Systems & Support and Aerospace Structures. The company offers aircraft and engine-mounte...

Founded: 1993
Full Time Employees: 9,989
Sector: Industrials
Industry: Aerospace & Defense

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Quarterly
Annual
    Unit: USD2025-03-31 2024-12-31 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 2010-12-31 2010-09-30 2010-06-30 2009-12-31 2009-09-30 2009-06-30 2008-12-31 2008-09-30 2008-06-30 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 2004-12-31 2004-09-30 2004-06-30 2003-12-31 2003-09-30 2003-06-30 
                                                                                      
      net sales
    377,895,000 315,556,000 287,495,000 281,016,000 358,587,000 284,955,000 354,061,000 327,145,000 393,289,000 328,855,000 307,600,000 349,384,000 386,651,000 319,249,000 357,396,000 396,646,000 466,833,000 425,994,000 481,815,000 495,077,000 693,110,000 704,666,000 772,110,000 730,231,000 869,027,000 807,895,000 855,108,000 832,900,000 896,860,000 775,246,000 745,156,000 781,689,000 919,914,000 844,863,000 874,769,000 893,253,000 1,057,794,000 913,866,000 954,774,000 959,638,000 1,080,278,000 917,417,000 994,123,000 896,905,000 936,410,000 915,816,000 967,345,000 943,683,000 986,268,000 890,565,000 938,181,000 887,688,000 946,376,000 825,962,000 790,528,000 845,063,000 810,853,000 769,059,000 406,350,000 313,530,000 313,139,000 316,130,000 285,243,000 323,391,000 320,556,000 275,099,000 279,772,000 275,004,000 263,450,000 242,341,000 226,122,000 222,822,000 211,870,000 187,221,000 183,633,000 177,697,000 171,278,000 169,980,000 165,353,000 146,815,000 145,116,000 140,629,000 
      yoy
    5.38% 10.74% -18.80% -14.10% -8.82% -13.35% 15.10% -6.37% 1.72% 3.01% -13.93% -11.92% -17.18% -25.06% -25.82% -19.88% -32.65% -39.55% -37.60% -32.20% -20.24% -12.78% -9.71% -12.33% -3.10% 4.21% 14.76% 6.55% -2.51% -8.24% -14.82% -12.49% -13.03% -7.55% -8.38% -6.92% -2.08% -0.39% -3.96% 6.99% 15.36% 0.17% 2.77% -4.96% -5.06% 2.84% 3.11% 6.31% 4.22% 7.82% 18.68% 5.04% 16.71% 7.40% 94.54% 169.53% 158.94% 143.27% 42.46% -3.05% -2.31% 14.91% 1.96% 17.60% 21.68% 13.52% 23.73% 23.42% 24.35% 29.44% 23.14% 25.39% 23.70% 10.14% 11.06% 21.03% 18.03% 20.87%     
      qoq
    19.76% 9.76% 2.31% -21.63% 25.84% -19.52% 8.23% -16.82% 19.59% 6.91% -11.96% -9.64% 21.11% -10.67% -9.90% -15.03% 9.59% -11.59% -2.68% -28.57% -1.64% -8.74% 5.74% -15.97% 7.57% -5.52% 2.67% -7.13% 15.69% 4.04% -4.67% -15.03% 8.88% -3.42% -2.07% -15.56% 15.75% -4.28% -0.51% -11.17% 17.75% -7.72% 10.84% -4.22% 2.25% -5.33% 2.51% -4.32% 10.75% -5.08% 5.69% -6.20% 14.58% 4.48% -6.45% 4.22% 5.43% 89.26% 29.60% 0.12% -0.95% 10.83% -11.80% 0.88% 16.52% -1.67% 1.73% 4.39% 8.71% 7.17% 1.48% 5.17% 13.17% 1.95% 3.34% 3.75% 0.76% 2.80% 12.63% 1.17% 3.19%  
      operating costs and expenses:
                                                                                      
      cost of sales
    250,822,000 213,036,000 192,891,000 207,077,000 250,459,000 214,972,000 261,392,000 240,733,000 270,936,000 240,201,000 208,062,000 272,400,000 284,722,000 232,328,000 262,335,000 293,678,000 359,598,000 340,753,000 382,072,000 393,843,000 556,642,000 546,282,000 622,236,000 582,233,000 716,958,000 713,274,000 724,474,000 770,214,000 711,640,000 612,206,000 579,864,000 627,346,000 636,918,000 653,199,000 673,432,000 726,388,000 1,442,562,000 691,812,000 730,831,000 732,094,000 817,222,000 867,970,000 771,445,000 684,816,000 724,310,000 719,703,000 771,318,000 696,471,000 744,756,000 663,800,000 703,654,000 651,277,000 706,395,000 618,602,000 591,206,000 648,791,000 630,612,000 594,076,000 297,856,000 228,988,000 223,501,000 224,348,000                     
      selling, general and administrative
    60,127,000 49,450,000 51,123,000 49,378,000 44,768,000 42,846,000 47,478,000 55,653,000 53,998,000 44,269,000 60,418,000 51,745,000 49,295,000 42,416,000 54,108,000 56,251,000 53,773,000 48,747,000 56,239,000 57,203,000 63,017,000 65,974,000 66,201,000 62,337,000 75,355,000 71,823,000 69,551,000 81,656,000 75,587,000 62,147,000 74,581,000 79,303,000 76,325,000 66,750,000 70,329,000 68,026,000 77,071,000 65,676,000 71,321,000 73,281,000 80,389,000 70,905,000 68,770,000 65,710,000 63,586,000 60,829,000 63,583,000 66,717,000 65,402,000 57,794,000 56,193,000 61,959,000 63,839,000 57,494,000 60,256,000 60,965,000 66,930,000 60,504,000 43,480,000 39,119,000 38,213,000 39,836,000 38,687,000 40,153,000 41,235,000            27,839,000 26,068,000     
      depreciation and amortization
    7,360,000 7,373,000 7,487,000 7,367,000 7,563,000 7,383,000 8,042,000 8,118,000 8,466,000 8,624,000 8,685,000 9,806,000 9,600,000 11,659,000 12,945,000 15,431,000 20,515,000 22,119,000 22,098,000 28,602,000 34,056,000 29,843,000 30,219,000 44,050,000 35,555,000 37,404,000 38,134,000 38,812,000 39,050,000 39,320,000 40,868,000 39,131,000 41,866,000 44,331,000 45,286,000 45,462,000 50,618,000 41,028,000 42,575,000 43,534,000 41,950,000 39,808,000 39,014,000 37,551,000 43,996,000 44,103,000 38,244,000 37,934,000 33,362,000 32,331,000 31,998,000 31,815,000 30,660,000 30,131,000 29,466,000 29,467,000 25,652,000 27,079,000 14,797,000 12,485,000 14,297,000 14,076,000 11,727,000 12,385,000 12,173,000 10,753,000 10,457,000 10,523,000 10,218,000 9,234,000 8,827,000 8,750,000 7,995,000 8,130,000 7,982,000 7,931,000 7,530,000 7,509,000 7,571,000 7,103,000 6,632,000 6,479,000 
      legal contingencies loss
     6,200,000  7,464,000                                                                               
      restructuring
     200,000 3,566,000 1,616,000 4,985,000 43,000 1,942,000  2,098,000  2,152,000 699,000 6,264,000 4,649,000 3,897,000 4,485,000 20,477,000 4,071,000 13,237,000 15,439,000                                                               
      loss on sale of assets and businesses
          -409,000 12,617,000   -103,883,000  -4,335,000  7,660,000 5,969,000 58,682,000 45,273,000 747,000  1,726,000 60,019,000 -7,965,000                                                            
      operating costs and expenses: - sum
    318,309,000 276,259,000 255,067,000 272,902,000 313,775,000 265,244,000 319,783,000 317,121,000           474,393,000 747,469,000                                                               
      operating income
    59,586,000 39,297,000 32,428,000 8,114,000 44,812,000 19,711,000 34,278,000 10,024,000 56,151,000 35,041,000 132,166,000 14,734,000 38,797,000 28,197,000 16,451,000 20,832,000 -46,212,000 -34,969,000 7,422,000 -252,392,000 -40,302,000 1,661,000 61,037,000 35,511,000 -189,197,000 -16,933,000 -2,001,000 -66,548,000 -279,959,000 -119,704,000 18,848,000 18,409,000 -115,490,000 55,166,000 70,486,000 46,726,000 -1,182,769,000 -126,250,000 110,047,000 107,866,000 140,717,000 -61,266,000 114,698,000 240,524,000 80,908,000 84,779,000 92,971,000 141,346,000 112,966,000 134,360,000 142,947,000 140,942,000 183,239,000 117,640,000 108,456,000 105,380,000 86,659,000 86,117,000 32,850,000 32,938,000 37,128,000 37,870,000 30,431,000 42,714,000 43,328,000 28,726,000 31,843,000 30,254,000 25,295,000 23,777,000 23,278,000 18,303,000 15,937,000 13,203,000 13,218,000 13,729,000 8,814,000 9,880,000 6,447,000 6,870,000 12,103,000 14,673,000 
      yoy
    32.97% 99.37% -5.40% -19.05% -20.19% -43.75% -74.06% -31.97% 44.73% 24.27% 703.39% -29.27% -183.95% -180.63% 121.65% -108.25% 14.66% -2205.30% -87.84% -810.74% -78.70% -109.81% -3150.32% -153.36% -32.42% -85.85% -110.62% -461.50% 142.41% -316.99% -73.26% -60.60% -90.24% -143.70% -35.95% -56.68% -940.53% 106.07% -4.05% -55.15% 73.92% -172.27% 23.37% 70.17% -28.38% -36.90% -34.96% 0.29% -38.35% 14.21% 31.80% 33.75% 111.45% 36.60% 230.16% 219.93% 133.41% 127.40% 7.95% -22.89% -14.31% 31.83% -4.43% 41.18% 71.29% 20.81% 36.79% 65.30% 58.72% 80.09% 76.11% 33.32% 80.81% 33.63% 105.03% 99.84% -27.18% -32.67%     
      qoq
    51.63% 21.18% 299.65% -81.89% 127.35% -42.50% 241.96% -82.15% 60.24% -73.49% 797.01% -62.02% 37.59% 71.40% -21.03% -145.08% 32.15% -571.15% -102.94% 526.25% -2526.37% -97.28% 71.88% -118.77% 1017.33% 746.23% -96.99% -76.23% 133.88% -735.10% 2.38% -115.94% -309.35% -21.73% 50.85% -103.95% 836.85% -214.72% 2.02% -23.35% -329.68% -153.42% -52.31% 197.28% -4.57% -8.81% -34.22% 25.12% -15.92% -6.01% 1.42% -23.08% 55.76% 8.47% 2.92% 21.60% 0.63% 162.15% -0.27% -11.29% -1.96% 24.45% -28.76% -1.42% 50.83% -9.79% 5.25% 19.60% 6.38% 2.14% 27.18% 14.85% 20.71% -0.11% -3.72% 55.76% -10.79% 53.25% -6.16% -43.24% -17.52%  
      operating margin %
    15.77% 12.45% 11.28% 2.89% 12.50% 6.92% 9.68% 3.06% 14.28% 10.66% 42.97% 4.22% 10.03% 8.83% 4.60% 5.25% -9.90% -8.21% 1.54% -50.98% -5.81% 0.24% 7.91% 4.86% -21.77% -2.10% -0.23% -7.99% -31.22% -15.44% 2.53% 2.36% -12.55% 6.53% 8.06% 5.23% -111.81% -13.81% 11.53% 11.24% 13.03% -6.68% 11.54% 26.82% 8.64% 9.26% 9.61% 14.98% 11.45% 15.09% 15.24% 15.88% 19.36% 14.24% 13.72% 12.47% 10.69% 11.20% 8.08% 10.51% 11.86% 11.98% 10.67% 13.21% 13.52% 10.44% 11.38% 11.00% 9.60% 9.81% 10.29% 8.21% 7.52% 7.05% 7.20% 7.73% 5.15% 5.81% 3.90% 4.68% 8.34% 10.43% 
      non-service defined benefit expense
    1,236,000 1,246,000 1,468,000 1,033,000        -8,586,000                                                                       
      debt modification and extinguishment loss
       5,369,000 6,819,000 -1,046,000                                                                             
      warrant remeasurement gain
          -544,000 -8,001,000 -3,146,000 -5,537,000                                                                         
      interest expense and other
    26,085,000 20,690,000 21,869,000 18,984,000 28,667,000 32,419,000 35,884,000 38,649,000 36,988,000 36,361,000 32,453,000 31,912,000 30,801,000 32,319,000 34,183,000 38,558,000 39,053,000 44,881,000 52,506,000 34,957,000 26,060,000 33,178,000 35,400,000 27,491,000 31,104,000 29,309,000 28,714,000 25,493,000 27,213,000 25,836,000 25,375,000 21,018,000 24,780,000 19,698,000 17,896,000 18,126,000 18,502,000 15,792,000 15,631,000 18,116,000 14,059,000 13,573,000 15,386,000 42,360,000 17,625,000 30,115,000 20,321,000 19,710,000 17,488,000 16,768,000 16,668,000 17,232,000 18,462,000 14,543,000 17,671,000 26,462,000 21,869,000 23,459,000 11,791,000 7,768,000 5,501,000 5,326,000 3,305,000 3,067,000 3,427,000 3,310,000 3,566,000 3,207,000 3,714,000 3,227,000 3,795,000 3,732,000 3,074,000 3,086,000 3,172,000 3,187,000 3,189,000 3,210,000 3,257,000 3,168,000 2,942,000 2,833,000 
      income from continuing operations before income taxes
    32,265,000 17,361,000 9,091,000  9,238,000 -10,842,000 446,000  -15,355,000 11,352,000 108,276,000  -9,758,000 8,343,000  -29,137,000 -73,021,000 -67,418,000 -32,657,000 -276,461,000                         63,283,000 54,664,000 72,650,000 121,636,000 95,478,000 117,592,000 126,279,000 123,710,000 164,777,000 103,097,000 90,785,000 78,918,000 64,790,000 62,658,000 21,059,000 25,170,000 31,666,000 32,544,000 28,903,000 39,647,000 39,901,000 25,416,000 28,277,000 27,047,000     7,676,250 10,117,000 10,046,000 10,542,000 5,625,000 6,670,000 3,190,000 3,702,000 9,161,000 11,840,000 
      income tax expense
    4,110,000 2,756,000 -2,776,000 1,499,000 3,775,000 1,069,000 1,742,000 1,750,000 2,188,000 400,000 1,750,000 1,750,000 817,000 1,105,000 1,787,000 1,214,000   832,000 853,000 -6,679,000 -3,682,000 11,352,000 4,807,000 -8,165,000 1,223,000 485,000 1,031,000 -2,342,000 -32,288,000 -1,149,000 -678,000 -13,446,000 6,136,000 17,783,000 8,866,000   32,804,000 27,018,000   31,866,000 69,921,000 20,979,000 19,271,000 23,134,000 42,593,000 29,876,000 42,369,000 46,088,000 47,378,000 58,526,000 37,194,000 32,221,000 28,014,000 19,810,000 20,837,000 9,479,000 7,117,000 10,948,000 11,023,000 6,957,000 13,578,000 13,867,000 7,493,000 9,575,000 9,236,000 7,355,000 4,661,000 6,872,000 5,138,000 1,908,000 770,000 3,002,000 3,373,000 1,686,000 1,775,000 1,085,000 1,065,000 1,245,000 4,203,000 
      income from continuing operations
    28,155,000 14,605,000 11,867,000  5,463,000 -11,911,000                                           65,602,000 75,223,000 80,191,000 76,332,000 106,251,000 65,903,000 58,564,000 50,904,000 44,980,000 41,821,000 11,580,000 18,053,000 20,718,000 21,521,000 21,946,000 26,069,000 26,034,000 17,923,000 18,702,000 17,811,000     10,955,000 9,347,000 7,044,000 7,169,000 3,939,000 4,895,000 2,105,000 2,637,000 7,916,000 7,637,000 
      income from discontinued operations, net of tax expense of 0, 2,246, 338 and 3,459, respectively
    1,170,000                                                                                  
      net income
    28,493,000 14,605,000 11,867,000 -14,091,000 547,745,000 -15,902,000 -1,296,000 -18,163,000 -17,543,000 10,952,000 106,526,000 -10,342,000 -10,575,000 7,238,000 -9,070,000 -30,351,000 -73,519,000 -68,116,000 -33,489,000 -277,314,000 -75,069,000 -13,846,000 42,701,000 18,088,000 -199,612,000 -30,945,000 -14,676,000 -76,534,000 -304,830,000 -113,252,000 -5,378,000 -1,931,000 -126,824,000 29,332,000 34,807,000 19,734,000 -1,083,655,000 -88,649,000 61,612,000 62,732,000 82,839,000 -39,832,000 67,446,000 128,243,000 42,304,000 35,393,000 49,516,000 79,043,000 65,602,000 75,223,000 80,191,000 76,332,000 106,251,000 65,903,000 58,488,000 50,215,000 44,644,000 41,540,000 11,372,000 5,600,000 19,451,000 18,039,000 21,128,000 24,976,000 24,831,000 16,717,000 17,230,000 13,917,000 14,226,000 10,801,000 12,611,000 9,433,000 10,955,000 9,347,000 7,044,000 7,169,000 -2,141,000 5,672,000 2,859,000 2,656,000 7,289,000 7,080,000 
      yoy
    -94.80% -191.84% -1015.66% -22.42% -3222.30% -245.20% -101.22% 75.62% 65.89% 51.31% -1274.49% -65.93% -85.62% -110.63% -72.92% -89.06% -2.06% 391.95% -178.43% -1633.14% -62.39% -55.26% -390.96% -123.63% -34.52% -72.68% 172.89% 3863.44% 140.36% -486.10% -115.45% -109.79% -88.30% -133.09% -43.51% -68.54% -1408.15% 122.56% -8.65% -51.08% 95.82% -212.54% 36.21% 62.24% -35.51% -52.95% -38.25% 3.55% -38.26% 14.14% 37.11% 52.01% 138.00% 58.65% 414.32% 796.70% 129.52% 130.28% -46.18% -77.58% -21.67% 7.91% 22.62% 79.46% 74.55% 54.77% 36.63% 47.54% 29.86% 15.56% 79.03% 31.58% -611.68% 64.79% 146.38% 169.92% -129.37% -19.89%     
      qoq
    95.09% 23.07% -184.22% -102.57% -3544.50% 1127.01% -92.86% 3.53% -260.18% -89.72% -1130.03% -2.20% -246.10% -179.80% -70.12% -58.72% 7.93% 103.40% -87.92% 269.41% 442.17% -132.43% 136.07% -109.06% 545.05% 110.85% -80.82% -74.89% 169.16% 2005.84% 178.51% -98.48% -532.37% -15.73% 76.38% -101.82% 1122.41% -243.88% -1.79% -24.27% -307.97% -159.06% -47.41% 203.15% 19.53% -28.52% -37.36% 20.49% -12.79% -6.20% 5.06% -28.16% 61.22% 12.68% 16.48% 12.48% 7.47% 265.28% 103.07% -71.21% 7.83% -14.62% -15.41% 0.58% 48.54% -2.98% 23.81% -2.17% 31.71% -14.35% 33.69% -13.89% 17.20% 32.69% -1.74% -434.84% -137.75% 98.39% 7.64% -63.56% 2.95%  
      net income margin %
    7.54% 4.63% 4.13% -5.01% 152.75% -5.58% -0.37% -5.55% -4.46% 3.33% 34.63% -2.96% -2.74% 2.27% -2.54% -7.65% -15.75% -15.99% -6.95% -56.01% -10.83% -1.96% 5.53% 2.48% -22.97% -3.83% -1.72% -9.19% -33.99% -14.61% -0.72% -0.25% -13.79% 3.47% 3.98% 2.21% -102.44% -9.70% 6.45% 6.54% 7.67% -4.34% 6.78% 14.30% 4.52% 3.86% 5.12% 8.38% 6.65% 8.45% 8.55% 8.60% 11.23% 7.98% 7.40% 5.94% 5.51% 5.40% 2.80% 1.79% 6.21% 5.71% 7.41% 7.72% 7.75% 6.08% 6.16% 5.06% 5.40% 4.46% 5.58% 4.23% 5.17% 4.99% 3.84% 4.03% -1.25% 3.34% 1.73% 1.81% 5.02% 5.03% 
      earnings per share—basic:
                        0.235 -0.27 0.85 0.36     -0.61 -2.29 -0.11 -0.04 0.425 0.59 0.71 0.4 0.183 -1.8 1.25 1.28 0.763 -0.79 1.32 2.48 0.795 0.68 0.96 1.56                                   
      earnings per share - continuing operations
    0.36 0.19 0.15                                                                                
      earnings per share - discontinued operations
       0.06                                                                               
      earnings per share
    0.36 0.19 0.15  7.41 -0.2                                                                             
      weighted-average common shares outstanding—basic
    77,325 77,418 77,343 77,158 74,149 76,895 76,447 66,347 65,021 65,066 65,036 64,820 64,538 64,621 64,545 64,299 52,739 52,488 52,011 51,860 50,494 50,395 49,987 49,854 49,698 49,668 49,628 49,552 49,442 49,459 49,428 49,341 49,303 49,329 49,304 49,271 49,218 49,228 49,219 49,198 50,796 50,643 51,015 51,691 51,711 52,024 51,807 50,815 49,663 49,750 49,657 49,416 48,821 48,912 48,697 48,466 24,078 24,057 17,753 16,467 16,464 16,432 16,387 16,386 16,373    16,220              
      earnings per share—diluted:
                        0.233 -0.27 0.85 0.36     -0.61 -2.29 -0.11 -0.04 0.425 0.59 0.7 0.4 0.18 -1.8 1.25 1.27 0.76 -0.79 1.32 2.46 0.778 0.67 0.94 1.5                                   
      weighted-average common shares outstanding—diluted
    77,857 77,862 77,718 77,158 74,149 76,895 76,447 66,347 71,721 68,454 65,282 64,820 64,538 65,096 64,545 64,299 52,739 52,488 52,011 51,860 50,494 50,395 50,460 50,295 49,698 49,668 49,628 49,552 49,442 49,459 49,428 49,341 49,303 49,440 49,432 49,413 49,218 49,228 49,308 49,314 51,005 50,643 51,169 52,089 52,787 52,806 52,820 52,806 52,446 52,464 52,288 52,271 51,873 51,968 51,646 51,299 25,475 25,017 18,731 16,688 16,637 16,611 16,551 16,607 16,891    16,413              
      income from discontinued operations, net of tax expense of 0, 723, 338 and 1,213, respectively
                                                                                      
      loss from continuing operations before income taxes
       -17,272,000    -16,413,000    -8,592,000   -7,283,000                                                                    
      loss from continuing operations
       -18,771,000                                                                               
      income from discontinued operations, net of tax expense of 338 and 490, respectively
       4,680,000                                                                               
      loss per share—basic:
                            -0.615 -0.62 -0.3 -1.54                                                       
      loss per share - continuing operations
       -0.24                                                                               
      loss per share
       -0.18                                                                               
      loss per share—diluted:
                            -0.615 -0.62 -0.3 -1.54                                                       
      legal judgment loss
        334,500  1,338,000                                                                            
      non-service defined benefit income
        88,000 -820,000 -820,000 -820,000 6,061,000 -8,576,000 -8,563,000  17,754,000 -14,400,000 -10,449,000 1,722,000 -12,244,000 -12,432,000 -12,427,000 -10,888,000 15,386,000 -13,989,000 -28,416,000 -14,875,000 -12,524,000 -16,520,000 -16,524,000 -16,538,000                                                       
      income from discontinued operations, net of tax expense of 2,246, 376, 3,459, and 1,232, respectively
        1,142,250 -3,991,000                                                                             
      income per share - continuing operations
        -0.138 -0.15                                                                             
      income per share - discontinued operations
        0.015 -0.05                                                                             
      debt modification and extinguishment gain
          -688,000 -3,391,000                                                                           
      gain on sale of assets and businesses
            -25,790,750 720,000                                                                         
      debt extinguishment loss
            31,603,000 1,441,000    1,935,000  9,689,000                                                                   
      impairment of long-lived assets
                       252,382,000                                                               
      legal judgment gain, net of expenses
                         -3,857,000 -5,400,000                                                            
      income tax benefit
                    498,000 698,000                                                                 
      dividends declared and paid per common share
                        0.03 0.04 0.04 0.04 0.03 0.04 0.04 0.04 0.03 0.04 0.04 0.04 0.03 0.04 0.04 0.04 0.03 0.04 0.04 0.04 0.03 0.04 0.04 0.04 0.03 0.04 0.04 0.04 0.03 0.04 0.04 0.04 0.025 0.04 0.04 0.02 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04  0.02 0.04 0.04            
      restructuring costs
                        3,372,500 4,744,000 5,782,000 2,964,000 4,551,500 2,327,000 11,832,000 4,047,000 8,437,750 6,149,000 10,101,000 17,500,000 7,045,000 11,067,000 10,462,000 6,651,000                                               
      income before income taxes
                        14,855,000 -17,528,000 54,053,000 22,895,000 -29,854,000 -29,722,000 -14,191,000 -75,503,000 -38,669,000 -145,540,000 -6,527,000 -2,609,000 29,164,500 35,468,000 52,590,000 28,600,000 10,531,000 -142,042,000 94,416,000 89,750,000 55,659,000 -74,839,000 99,312,000 198,164,000                         12,379,000 15,462,000 19,483,000 14,571,000           
      loss on divestitures
                           3,136,000 217,464,000  13,118,000  10,370,000  20,371,000                                                    
      impairment of intangible assets
                                345,000,000 190,227,000                                                     
      loss on assets held for sale
                               4,719,000                                                       
      curtailment and settlement gain
                                -3,644,000 -15,099,000                                                     
      pension settlement charge
                                  523,000                                                    
      impairment charge
                                        57,300,000 229,200,000                                             
      legal settlement charge, net of expenses
                                                                                      
      loss on divestiture and assets held for sale
                                    4,781,000 14,350,000                                                 
      curtailment charge
                                        715,750   2,863,000                                           
      loss on divestiture
                                      4,774,000                                                
      relocation costs
                                              196,000 2,997,000 24,005,000 4,841,000 1,229,000 1,215,000                                   
      legal settlement charge (gain), net of expenses
                                        3,100,000 12,400,000                                             
      income tax (benefit) expense
                                        -117,616,000 -53,393,000   16,694,500 -35,007,000                                         
      gain on legal settlement, net of expenses
                                               -134,693,000                                       
      settlements and early retirement incentive expense
                                                390,250 1,561,000                                     
      integration expenses
                                                    556,750 250,000                                 
      early retirement incentive expense
                                                    1,284,250 2,030,000 1,957,000 1,150,000                               
      income from discontinued operations
                                                          -76,000                       777,000 754,000 19,000   
      acquisition and integration expenses
                                                      1,432,000 545,000 2,643,000 2,095,000 1,144,000                            
      acquisition and integration expense
                                                           460,000                           
      acquisition-related costs
                                                            1,000,000 1,283,000 17,367,000                        
      gain on extinguishment of debt
                                                                                      
      cost of products sold
                                                                  204,398,000 228,139,000 223,820,000 198,637,000 199,729,000 193,886,000 188,773,000 174,997,000 162,552,000 163,219,000 158,044,000 137,881,000 136,720,000 129,976,000 127,095,000 126,523,000 126,157,000 112,997,000 106,619,000 100,406,000 
      gain on early extinguishment of debt
                                                                                      
      selling, general, and administrative
                                                                     36,983,000 37,743,000 40,341,000 24,587,000 34,333,000 31,465,000 32,550,000 19,945,250 28,007,000 25,713,000 26,061,000   25,178,000 19,845,000 19,762,000 19,071,000 
      charge for early extinguishment of debt
                                                                         5,088,000             
      earnings per share – basic:
                                                                                      
      weighted-average common shares outstanding – basic
                                                                     16,563 16,524 16,458      15,912 15,910 15,906 15,881 15,868 15,860 15,839 15,836 15,835 
      earnings per share – diluted:
                                                                                      
      weighted-average common shares outstanding – diluted
                                                                     18,002 17,827 17,204      16,052 16,056 16,006 15,994 15,942 15,935 15,930 15,904 15,883 
      earnings per share — basic:
                                                                                      
      weighted-average common shares outstanding — basic
                                                                         16,262 16,166 16,078           
      earnings per share — diluted:
                                                                                      
      weighted-average common shares outstanding —
                                                                                      
      diluted
                                                                        4,088.25 16,459             
      weighted-average common shares outstanding — diluted
                                                                          16,314 16,286           
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-03-31 2024-12-31 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 2010-12-31 2010-09-30 2010-06-30 2009-12-31 2009-09-30 2009-06-30 2008-12-31 2008-09-30 2008-06-30 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 2004-12-31 2004-09-30 2004-06-30 2003-12-31 2003-09-30 2003-06-30 
                                                                                        
        assets
                                                                                        
        current assets:
                                                                                        
        cash and cash equivalents
      277,164,000 133,487,000 104,893,000 152,604,000 392,511,000 162,899,000 169,885,000 146,318,000 227,403,000 116,409,000 104,450,000 134,636,000 240,878,000 206,139,000 194,122,000 237,486,000 589,882,000 477,276,000 440,211,000 30,909,000 485,463,000 53,594,000 24,852,000 28,927,000 70,192 44 44 33,055,000 35,819,000 64,388,000 33,669,000 36,968,000 69,633,000 35,461,000 36,215,000 31,299,000 20,984,000 41,690,000 39,089,000 39,671,000 32,617,000 34,181,000 33,366,000 25,465,000 28,998,000 25,415,000 22,443,000 18,529,000 32,037,000 33,452,000 30,651,000 31,996,000 29,662,000 32,682,000 34,750,000 36,425,000 33,263,000 57,411,000 35,706,000 152,284,000                       
        trade and other receivables, less allowance for credit losses of 4,574 and 4,773
      154,888,000                                                                                  
        contract assets
      69,752,000 85,113,000 84,719,000 82,238,000 74,289,000 89,406,000 109,351,000 112,657,000 103,027,000 108,646,000 101,974,000 97,394,000 101,828,000 150,755,000 150,408,000 144,118,000 134,638,000 158,289,000 193,056,000 203,984,000 244,417,000 241,875,000 300,670,000 323,869,000    537,332,000                                                       
        inventory
      357,323,000 391,317,000 393,824,000 358,681,000 317,671,000 352,188,000 434,381,000 429,386,000 389,245,000 400,467,000 398,075,000 379,929,000 361,692,000 394,532,000 387,906,000 412,663,000 400,366,000 446,208,000 465,800,000 467,105,000 452,976,000 473,863,000 454,402,000 470,448,000                                                           
        prepaid expenses and other current assets
      19,736,000 16,952,000 15,661,000 19,314,000 16,626,000 16,578,000 18,652,000 19,716,000 17,062,000 18,449,000 17,554,000 26,144,000 19,903,000 14,922,000 16,278,000 22,788,000 19,206,000 17,857,000 15,727,000 18,708,000 19,289,000 26,133,000 20,854,000 23,907,000                                                           
        total current assets
      878,863,000 766,846,000 761,314,000 749,764,000 939,369,000 929,207,000 897,197,000 866,714,000 933,512,000 823,342,000 799,339,000 885,001,000 963,068,000 928,248,000 968,380,000 1,007,240,000 1,554,434,000 1,338,501,000 1,464,536,000 1,172,627,000 1,561,632,000 1,096,195,000 1,143,084,000 1,178,660,000 102,494 19,243 19,243 1,553,086,000 1,922,925,000 1,891,611,000 1,761,368,000 1,663,799,000 1,772,919,000 1,918,167,000 1,841,521,000 1,800,212,000 1,742,641,000 2,273,037,000 2,291,411,000 2,232,307,000 2,044,614,000 1,895,132,000 1,902,330,000 2,010,207,000 1,782,343,000 1,757,490,000 1,662,189,000 1,631,037,000 1,626,336,000 1,400,155,000 1,429,757,000 1,407,790,000 1,418,383,000 1,307,796,000 1,274,645,000 1,219,272,000 1,168,782,000 1,203,558,000 1,205,006,000 737,571,000 666,032,000 676,622,000 626,353,000 620,023,000 625,858,000 561,443,000 558,989,000 542,374,000 507,569,000 469,631,000 551,334,000 425,884,000  371,282,000 369,455,000 363,384,000 342,695,000 380,058,000 362,676,000 350,472,000 352,158,000 351,295,000 
        property and equipment
      154,538,000 151,880,000 148,809,000 143,389,000 144,287,000 141,583,000 166,600,000 168,437,000 166,800,000 162,278,000 160,862,000 165,670,000 169,050,000 178,663,000 179,079,000 204,907,000 211,369,000 356,107,000 360,949,000 370,820,000 418,141,000 433,475,000 502,990,000 515,212,000 11,276 11,984 11,984 732,300,000 726,003,000 749,922,000 768,884,000 794,770,000 805,030,000 820,177,000 857,621,000 867,729,000 889,734,000 915,021,000 914,304,000 936,290,000 948,902,000 982,666,000 963,604,000 965,424,000 930,973,000 932,067,000 898,631,000 885,183,000 815,548,000 770,110,000 744,748,000 745,230,000 733,380,000 722,332,000 719,949,000 727,935,000 732,562,000 708,590,000 716,846,000 322,154,000 326,320,000 329,890,000 311,753,000 327,849,000 324,295,000 298,972,000 289,177,000 285,597,000 294,479,000 274,672,000 263,950,000 256,253,000  232,328,000 232,076,000 233,101,000 235,774,000 243,944,000 244,943,000 221,768,000 222,455,000 221,090,000 
        goodwill
      512,342,000 509,950,000 514,976,000 510,723,000 510,687,000 511,571,000 508,415,000 510,855,000 509,449,000 507,714,000 500,814,000 507,988,000 513,722,000 515,773,000 516,079,000 522,392,000 521,638,000 521,416,000 516,833,000 513,392,000 513,527,000 583,699,000 578,916,000 581,631,000    587,571,000 592,828,000 934,500,000 1,124,864,000 1,147,676,000 1,142,605,000 1,407,532,000 1,426,445,000 1,435,653,000 1,444,254,000 2,042,828,000 2,022,820,000 2,024,907,000 2,030,594,000 2,063,508,000 1,932,491,000 1,867,668,000 1,791,831,000 1,780,296,000 1,740,155,000 1,724,067,000 1,745,321,000 1,593,120,000 1,546,259,000 1,544,810,000 1,546,374,000 1,533,102,000 1,531,106,000 1,532,663,000 1,480,302,000 1,525,317,000 1,505,547,000 487,197,000 465,211,000 463,471,000 383,873,000 383,939,000 384,593,000 338,762,000 339,165,000 339,013,000 339,930,000 321,290,000 297,301,000 298,136,000 272,737,000 273,155,000 273,580,000 273,588,000 273,711,000 267,937,000 267,990,000 268,087,000 271,026,000 271,784,000 
        intangible assets
      56,191,000 58,385,000 60,703,000 62,843,000 65,063,000 67,308,000 69,434,000 71,737,000 73,898,000 76,503,000 78,870,000 81,875,000 84,850,000 87,679,000 90,430,000 99,445,000 102,453,000 113,040,000 116,886,000 120,928,000 381,968,000 394,782,000 405,982,000 418,494,000    493,105,000 507,681,000 520,820,000 533,630,000 578,525,000 592,364,000 605,248,000 620,445,000 634,690,000 649,612,000 709,470,000 934,108,000 950,814,000 972,389,000 974,028,000 967,886,000 976,464,000 978,182,000 988,605,000 943,032,000 951,440,000 929,413,000 883,127,000 812,481,000 820,825,000 829,676,000 837,641,000 842,502,000 851,260,000 960,442,000 932,613,000 939,141,000 79,907,000 101,877,000 106,281,000 69,725,000 72,480,000 75,493,000 61,208,000 64,941,000 67,420,000 69,919,000 61,827,000 48,950,000 50,922,000 49,424,000 50,827,000 52,609,000 54,406,000 26,135,000 25,375,000 26,448,000 27,912,000 28,916,000 30,046,000 
        other
      24,994,000 24,725,000 25,663,000 26,045,000 26,864,000 26,913,000 31,486,000 32,115,000 31,185,000 27,455,000 28,389,000 26,927,000 30,476,000 42,176,000 46,749,000 49,509,000 61,041,000 72,858,000 74,221,000 88,553,000 105,065,000 117,235,000 130,831,000 129,269,000 14,630 21,930 21,930 53,905,000 57,627,000 89,079,000 93,200,000 91,274,000 101,682,000 107,796,000 108,435,000 108,123,000 108,852,000 108,500,000 109,928,000 108,687,000 72,944,000 59,739,000 49,280,000 38,849,000 69,954,000 69,088,000 68,267,000 68,756,000 66,260,000 58,208,000 57,848,000 28,077,000 26,417,000 32,597,000 33,105,000 34,339,000    18,802,000 15,118,000 11,666,000 13,454,000 15,192,000 15,399,000 14,155,000 14,732,000 15,121,000 17,261,000 19,126,000 19,577,000 14,089,000  15,244,000 14,764,000 13,748,000 16,102,000 16,070,000 16,336,000 14,856,000 15,432,000 15,532,000 
        total assets
      1,626,928,000 1,511,786,000 1,511,465,000 1,492,764,000 1,686,270,000 1,676,582,000 1,673,132,000 1,649,858,000 1,714,844,000 1,597,292,000 1,568,274,000 1,667,461,000 1,761,166,000 1,752,539,000 1,800,717,000 1,883,493,000 2,450,935,000 2,401,922,000 2,533,425,000 2,266,320,000 2,980,333,000 2,625,386,000 2,761,803,000 2,823,266,000 1,240,500 2,040,756 2,040,756 3,419,967,000 3,807,064,000 4,185,932,000 4,281,946,000 4,276,044,000 4,414,600,000 4,858,920,000 4,854,467,000 4,846,407,000 4,835,093,000 6,048,856,000 6,272,571,000 6,253,005,000 6,069,443,000 5,975,073,000 5,815,591,000 5,858,612,000 5,553,283,000 5,527,546,000 5,312,274,000 5,261,287,000 5,183,505,000 4,704,720,000 4,591,093,000 4,546,732,000 4,554,757,000 4,433,573,000 4,420,919,000 4,422,306,000 4,433,976,000 4,470,889,000 4,496,418,000 1,645,631,000 1,574,558,000 1,587,930,000 1,405,158,000 1,419,483,000 1,425,638,000 1,274,540,000 1,267,004,000 1,249,525,000 1,229,158,000 1,146,546,000 1,181,112,000 1,045,284,000 974,783,000 942,836,000 942,484,000 938,227,000 894,417,000 933,384,000 918,393,000 883,095,000 889,987,000 889,747,000 
        liabilities and stockholders' deficit
                                                                                        
        current liabilities:
                                                                                        
        current portion of long-term debt
      8,984,000 8,549,000 8,126,000 2,979,000 3,200,000 3,342,000 3,108,000 3,313,000 3,162,000 3,108,000 2,849,000 2,968,000 3,268,000 3,534,000 3,637,000 4,653,000 5,247,000 6,090,000 7,212,000 7,555,000 7,336,000 7,795,000 7,759,000 8,150,000 1,904 903 903 16,710,000 16,527,000 15,135,000 22,883,000 140,869,000 160,630,000 187,731,000 47,374,000 47,087,000 42,441,000 42,759,000 43,048,000 42,776,000 42,255,000 40,877,000 39,595,000 43,323,000 49,575,000 45,355,000 48,894,000 56,457,000 133,930,000 133,951,000 125,201,000 129,025,000 142,237,000 141,535,000 165,451,000 170,135,000 270,554,000 94,664,000 142,039,000 94,214,000 92,504,000 15,601,000 79,562,000 4,548,000 1,036,000 201,473,000 201,471,000 5,703,000 5,702,000 71,000 86,496,000 8,078,000 8,078,000 8,081,000 1,662,000 1,692,000 2,977,000 4,475,000 4,687,000 5,331,000 2,298,000 7,659,000 
        accounts payable
      162,917,000 121,775,000 145,566,000 128,167,000 167,349,000 133,550,000 154,955,000 152,905,000 197,932,000 166,501,000 154,588,000 132,734,000 161,534,000 168,894,000 142,600,000 164,753,000 179,473,000 195,300,000 242,475,000 299,269,000 457,694,000 379,989,000 418,706,000 426,587,000 6,571 12,088 12,088 514,907,000 418,367,000 387,081,000 388,221,000 420,260,000 481,243,000 403,921,000 417,428,000 431,063,000 410,225,000 359,999,000 399,927,000 426,041,000 427,448,000 308,398,000 342,002,000 301,808,000 317,334,000 257,908,000 290,188,000 312,410,000 327,634,000 246,092,000 281,089,000 279,724,000 266,124,000 236,134,000 264,762,000 270,482,000 205,789,000 226,807,000 222,294,000 78,402,000 89,632,000 93,192,000 79,295,000 92,624,000 103,559,000 97,395,000 102,148,000 95,357,000 103,164,000 83,443,000 84,288,000 78,825,000 73,995,000 59,214,000 57,419,000 62,767,000 55,446,000 52,852,000 50,669,000 40,823,000 48,588,000 43,628,000 
        contract liabilities
      78,430,000 48,031,000 48,055,000 46,236,000 55,858,000 40,182,000 39,773,000 47,882,000 44,482,000 40,492,000 42,475,000 53,914,000 171,763,000 160,982,000 159,691,000 158,252,000 204,379,000 167,772,000 175,159,000 199,463,000 295,320,000 264,463,000 276,967,000 309,985,000    474,644,000                                                       
        accrued expenses
      144,747,000 127,854,000 105,876,000 125,803,000 129,855,000 140,092,000 116,791,000 144,266,000 151,348,000 160,014,000 155,950,000 168,818,000 208,059,000 229,750,000 235,714,000 235,043,000 271,160,000 224,367,000 196,623,000 199,267,000 227,403,000 231,065,000 221,966,000 225,666,000 58,301 46,679 46,679 225,093,000 557,105,000 627,411,000 528,788,000 600,478,000 674,379,000 561,817,000 550,961,000 606,368,000 683,208,000 411,444,000 404,273,000 376,845,000 427,740,000 359,871,000 285,217,000 237,814,000 273,290,000 250,338,000 264,546,000 248,115,000 272,238,000 236,124,000 231,813,000 258,087,000 311,620,000 320,722,000 284,002,000 295,701,000 305,121,000 366,551,000 313,968,000 94,336,000 96,174,000 95,617,000 78,219,000 85,173,000 74,915,000 64,921,000 65,568,000 59,494,000 78,192,000 69,056,000 64,545,000 63,313,000 68,488,000 63,872,000 64,579,000 60,353,000 53,035,000 50,871,000 46,539,000 37,393,000 42,535,000 39,508,000 
        total current liabilities
      395,078,000 306,209,000 307,623,000 303,185,000 356,262,000 349,382,000 314,627,000 348,366,000 396,924,000 370,115,000 355,862,000 543,530,000 602,143,000 563,160,000 549,010,000 562,701,000 718,367,000 639,355,000 674,042,000 789,360,000 987,753,000 883,312,000 925,398,000 970,388,000 66,776 59,670 59,670 1,260,942,000 992,439,000 1,029,627,000 939,892,000 1,161,607,000 1,334,260,000 1,167,594,000 1,015,763,000 1,084,518,000 1,135,874,000 814,202,000 847,248,000 845,662,000 897,443,000 709,146,000 666,814,000 582,945,000 640,199,000 557,826,000 603,628,000 616,982,000 736,423,000 616,167,000 638,103,000 666,836,000 719,981,000 748,262,000 814,024,000 842,973,000 792,114,000 698,693,000 701,917,000 267,633,000 281,068,000 209,865,000 241,407,000 187,590,000 193,678,000 367,741,000 374,257,000 174,228,000 188,542,000 158,450,000 239,561,000 157,122,000 155,756,000 133,956,000 124,990,000 129,381,000 117,464,000 124,786,000 114,730,000 95,769,000 105,605,000 102,814,000 
        long-term debt, less current portion
      963,715,000 961,802,000 957,620,000 957,203,000 1,074,999,000 1,627,810,000 1,655,989,000 1,674,389,000 1,688,620,000 1,605,069,000 1,587,933,000 1,587,073,000 1,586,222,000 1,584,989,000 1,606,052,000 1,606,287,000 1,952,296,000 2,013,255,000 2,014,595,000 1,557,066,000 1,800,171,000 1,400,893,000 1,460,774,000 1,427,419,000 1,469,543 1,380,867 1,380,867 1,503,664,000 1,421,757,000 1,359,476,000 1,409,130,000 1,140,165,000 1,035,670,000 1,470,649,000 1,568,315,000 1,492,325,000 1,374,879,000 1,638,195,000 1,556,647,000 1,505,729,000 1,337,141,000 1,401,803,000 1,516,890,000 1,714,310,000 1,500,808,000 1,576,179,000 1,399,398,000 1,357,326,000 1,195,933,000 1,040,954,000 967,489,000 972,224,000 1,016,625,000 1,070,520,000 1,099,091,000 1,068,459,000 1,035,209,000 1,200,908,000 1,193,236,000 414,823,000 330,094,000 437,838,000 297,291,000 389,204,000 414,988,000 120,815,000 125,329,000 328,080,000 310,481,000 279,619,000 250,301,000 208,335,000 153,339,000 154,320,000 170,500,000 166,422,000 166,931,000 206,221,000 207,585,000 205,491,000 212,366,000 218,813,000 
        accrued pension and other postretirement benefits
      277,509,000 255,334,000 269,266,000 278,626,000 283,634,000 301,661,000 307,840,000 314,154,000 359,375,000 259,671,000 273,529,000 287,621,000 301,303,000 322,874,000 344,557,000 365,832,000 384,256,000 570,609,000 626,851,000 643,256,000 660,065,000 496,284,000 554,400,000 522,916,000    465,595,000  509,641,000 549,211,000 572,501,000  599,089,000 620,597,000 642,454,000  460,870,000                                             
        deferred income taxes
      7,268,000 7,267,000 7,284,000 7,269,000 7,268,000 7,356,000 7,268,000 7,444,000 7,268,000 7,444,000 7,386,000 7,256,000 7,213,000 7,426,000 7,479,000 7,456,000 7,491,000 8,028,000 7,493,000 7,487,000 7,439,000 16,709,000 21,116,000 10,989,000    16,175,000  41,969,000 70,325,000 67,052,000  82,322,000 86,045,000 68,540,000  269,677,000 73,823,000 109,997,000 145,352,000 53,446,000 48,919,000 46,898,000 57,308,000 48,401,000 51,140,000 58,886,000 99,546,000 53,226,000 51,448,000 60,103,000 72,259,000 49,871,000 99,809,000 105,799,000 9,811,000 9,817,000 22,840,000 1,486,000 1,628,000 1,777,000 67,000 1,130,000 1,044,000 11,794,000 11,147,000 11,242,000 11,316,000 6,868,000 6,868,000 6,868,000 6,868,000 6,054,000 5,422,000 5,422,000 746,000 1,444,000 1,444,000 1,585,000 1,585,000 1,585,000 
        other noncurrent liabilities
      59,804,000 63,494,000 64,858,000 66,042,000 68,521,000 60,653,000 55,624,000 57,369,000 60,053,000 43,056,000 45,667,000 47,268,000 51,708,000 86,128,000 122,488,000 167,443,000 207,378,000 240,505,000 274,801,000 316,532,000 306,169,000 361,085,000 390,939,000 449,473,000    400,172,000 441,865,000 496,705,000 457,543,000 481,829,000 537,956,000 558,450,000 598,001,000 620,636,000 662,279,000 698,497,000 717,465,000 767,253,000 754,053,000 826,994,000 409,762,000 372,356,000 234,756,000 249,773,000 184,827,000 194,919,000 203,755,000 120,685,000 124,844,000 128,988,000 136,287,000 250,045,000 165,041,000 172,340,000 207,323,000 230,142,000 239,763,000                        
        stockholders' deficit:
                                                                                        
        common stock, .001 par value...
      77,000 77,000 77,000 77,000 77,000 77,000 77,000 70,000 65,000 65,000 65,000 65,000 64,000 65,000 65,000 64,000 64,000 55,000 52,000 52,000 52,000 52,000 52,000 52,000    51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 51,000 52,000 52,000 52,000 52,000 52,000 50,000 50,000 50,000 50,000 50,000 50,000 49,000 49,000 24,000 24,000 24,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 
        capital in excess of par value
      1,118,610,000 1,115,688,000 1,112,120,000 1,108,761,000 1,107,750,000 1,107,241,000 1,105,673,000 1,019,891,000 964,741,000 957,093,000 975,530,000 971,390,000 973,112,000 970,787,000 968,090,000 966,532,000 978,272,000 835,193,000 794,619,000 796,186,000 804,830,000 804,133,000 858,030,000 859,280,000    850,552,000 851,280,000 849,806,000 848,078,000 845,451,000 846,807,000 843,607,000 842,882,000 841,181,000 851,102,000 850,373,000 849,847,000 852,225,000 851,940,000 850,542,000 850,677,000 856,496,000 866,281,000 865,216,000 861,274,000 860,081,000 848,372,000 842,485,000 840,750,000 838,987,000 833,935,000 833,221,000 827,999,000 826,115,000 821,986,000 820,894,000 820,396,000 314,095,000 314,059,000 318,031,000 290,565,000 289,816,000 288,991,000 287,439,000 285,515,000 282,629,000 278,177,000 273,151,000 266,961,000 265,005,000 260,124,000 259,805,000 259,676,000 259,575,000 259,348,000 259,330,000 259,322,000 259,316,000 259,299,000 258,760,000 
        accumulated other comprehensive loss
      -540,835,000 -515,294,000 -509,987,000 -519,136,000 -517,069,000 -534,676,000 -546,951,000 -546,106,000 -554,646,000 -455,208,000 -476,733,000 -469,251,000 -463,354,000 -496,306,000 -503,205,000 -507,520,000 -530,192,000 -706,169,000 -725,386,000 -710,616,000 -719,428,000 -545,299,000 -565,901,000 -489,277,000    -383,828,000 -367,870,000 -374,624,000 -379,422,000 -385,921,000 -396,178,000 -386,471,000 -371,563,000 -364,097,000 -347,162,000 -199,152,000 -198,677,000 -180,122,000 -198,910,000 -51,730,000 -32,114,000 -14,629,000 -18,908,000  -56,329,000 -60,629,000 -60,972,000 -8,560,000 -9,317,000 -13,663,000                               
        accumulated deficit
      -654,298,000 -682,791,000 -697,396,000 -709,263,000 -695,172,000 -1,242,917,000 -1,227,015,000 -1,225,719,000 -1,207,556,000 -1,190,013,000 -1,200,965,000 -1,307,491,000 -1,297,149,000 -1,286,574,000 -1,293,812,000 -1,284,742,000 -1,254,391,000 -1,180,872,000 -1,112,756,000 -1,107,815,000 -830,501,000 -753,359,000 -737,509,000 -778,207,000                                                           
        total stockholders' deficit
      -76,446,000 -82,320,000 -95,186,000 -119,561,000 -104,414,000 -670,280,000 -668,216,000 -751,864,000 -797,396,000 -688,063,000 -702,103,000 -805,287,000 -787,423,000 -812,038,000 -828,869,000 -826,226,000 -818,853,000 -1,069,830,000 -1,064,357,000 -1,047,381,000 -781,264,000                                                              
        total liabilities and stockholders' deficit
      1,626,928,000 1,511,786,000 1,511,465,000 1,492,764,000 1,686,270,000 1,676,582,000 1,673,132,000 1,649,858,000 1,714,844,000 1,597,292,000 1,568,274,000 1,667,461,000 1,761,166,000 1,752,539,000 1,800,717,000 1,883,493,000 2,450,935,000 2,401,922,000 2,533,425,000 2,266,320,000 2,980,333,000                                                              
        trade and other receivables, less allowance for credit losses of 4,450 and 4,773
       139,977,000                                                                                 
        trade and other receivables, less allowance for credit losses of 5,333 and 4,773
        162,217,000                                                                                
        trade and other receivables, less allowance for credit losses of 5,165 and 4,773
         136,927,000                                                                               
        trade and other receivables, less allowance for credit losses of 4,773 and 5,477
          138,272,000                                                                              
        assets held for sale - current
           180,642,000                                                                             
        assets held for sale - noncurrent
                                                                                        
        liabilities related to assets held for sale - current
           32,216,000                                                                             
        liabilities related to assets held for sale - noncurrent
                                                                                        
        trade and other receivables, less allowance for credit losses of 4,628 and 5,477
           127,494,000                                                                             
        treasury stock
           -5,000       -96,000 -10,000 -7,000 -560,000 -12,606,000 -18,037,000 -20,886,000 -25,188,000 -36,217,000 -38,424,000 -145,496,000 -149,767,000    -176,038,000 -179,082,000 -179,692,000 -181,072,000 -182,264,000 -183,696,000 -184,668,000 -186,571,000 -187,322,000 -199,415,000 -199,853,000 -200,457,000 -203,514,000 -203,514,000 -133,767,000 -112,152,000 -70,178,000 -19,134,000      -3,168,000 -3,210,000 -1,716,000 -4,044,000 -4,711,000                            
        trade and other receivables, less allowance for credit losses of 8,008 and 8,382
            164,928,000                                                                            
        trade and other receivables, less allowance for credit losses of 8,592 and 8,382
             158,637,000                                                                           
        trade and other receivables, less allowance for credit losses of 8,382 and 7,940
              196,775,000                                                                          
        assets held for sale
                 78,794,000 60,104,000 3,029,000 44,399,000  216,276,000 71,177,000 115,940,000 195,073,000        80,719,000 1,324,000    21,255,000 77,235,000            27,401,000   14,747,000       4,439,000 4,828,000 4,855,000 5,049,000 5,281,000 23,436,000 24,555,000 29,834,000 26,253,000 25,844,000 23,875,000 21,985,000 27,387,000         6,868,000 31,293,000 28,503,000 26,889,000 26,202,000 28,806,000 
        liabilities related to assets held for sale
                 185,096,000 57,519,000  7,368,000  58,108,000 45,826,000 52,573,000 83,806,000        29,588,000 440,000    18,008,000 14,125,000            4,225,000   2,621,000       856,000 839,000 854,000 776,000 681,000 2,758,000 3,060,000 3,535,000 4,389,000 4,873,000 3,756,000 4,243,000 7,898,000          11,533,000 8,938,000 7,525,000 5,883,000 6,162,000 
        trade and other receivables, less allowance for credit losses of 7,564 and 7,940
               179,371,000                                                                         
        trade and other receivables, less allowance for credit losses of 8,334 and 7,940
                177,286,000                                                                        
        trade and other receivables, less allowance for credit losses of 8,241 and 7,940
                 168,104,000                                                                       
        trade and other receivables, less allowance for credit losses of 7,940 and 8,095
                  178,663,000                                                                      
        trade and other receivables, less allowance for credit losses of 7,785 and 8,095
                   158,871,000                                                                     
        trade and other receivables, less allowance for credit losses of 8,098 and 8,095
                    175,267,000                                                                    
        trade and other receivables, less allowance for credit losses of 8,016 and 8,095
                     190,185,000                                                                   
        trade and other receivables, less allowance for credit losses of 8,095 and 4,293
                      194,066,000                                                                  
        trade and other receivables, less allowance for credit losses of 7,743 and 4,293
                       167,694,000                                                                 
        trade and other receivables, less allowance for credit losses of 7,890 and 4,293
                        233,802,000                                                                
        trade and other receivables, less allowance for credit losses of 7,181 and 4,293
                         256,848,000                                                               
        trade and other receivables, less allowance for doubtful accounts of 4,293 and 3,646
                          359,487,000                                                              
        trade and other receivables, less allowance for doubtful accounts of 3,822 and 3,646
                           300,730,000                                                             
        liabilities and stockholders’ deficit
                                                                                        
        stockholders’ deficit:
                                                                                        
        total stockholders’ deficit
                           -532,897,000 -590,824,000 -557,919,000                                                           
        total liabilities and stockholders’ deficit
                           2,625,386,000 2,761,803,000 2,823,266,000                                                           
        trade and other receivables, less allowance for doubtful accounts of 4,713 and 3,646
                            342,306,000                                                            
        trade and other receivables, less allowance for doubtful accounts of 4,315 and 3,646
                             331,509,000                                                           
        trade and other receivables
                              10,150 1,686 1,686                                                        
        inventories
                                                                 378,670,000 394,089,000 391,078,000 366,026,000 382,117,000 381,400,000 344,739,000 334,526,000 317,885,000 307,665,000 285,981,000 273,591,000 258,104,000 235,878,000 234,924,000 229,200,000 226,250,000 215,782,000 214,235,000 208,590,000 205,992,000 205,599,000 205,552,000 
        prepaid expenses and other
                              22,152 17,513 17,513  44,428,000    30,064,000    41,259,000    23,100,000    24,897,000    23,525,000    23,344,000       8,052,000 8,852,000 7,414,000 6,993,000 6,651,000 4,298,000 5,187,000 5,368,000 5,901,000 6,805,000 6,444,000 6,744,000 4,708,000 4,894,000 4,521,000 5,028,000 3,275,000 4,304,000 4,945,000 3,633,000 5,080,000 6,476,000 3,381,000 
        goodwill and other intangible assets
                                                                                        
        intercompany investments and advances
                              1,112,100 1,987,599 1,987,599                                                        
        intercompany debt
                              262,718                                                          
        accrued pension and other postretirement benefits, noncurrent
                              6,067 6,484 6,484  483,887,000    592,134,000    664,664,000  492,433,000 510,274,000 538,381,000 410,168,000 424,087,000 448,767,000 508,524,000 465,204,000 597,709,000 632,001,000 671,175,000 571,702,000 626,162,000 666,248,000 700,125,000 558,470,000 601,964,000 647,381,000                           
        deferred income taxes and other
                              8,709 8,611 8,611                              91,888,000 100,811,000 129,878,000  126,277,000 118,890,000 106,340,000 100,904,000 98,261,000 102,419,000 102,258,000 102,294,000 102,772,000 98,756,000 98,378,000 100,781,000 101,985,000 104,741,000 106,542,000 109,148,000 86,666,000 78,350,000 78,193,000 67,870,000 61,542,000 65,610,000 
        total stockholders' equity
                              -573,313    450,534,000    846,473,000    934,944,000    2,135,784,000    2,283,911,000    2,045,158,000    1,793,369,000                              
        total liabilities and stockholders' equity
                              1,240,500    3,807,064,000    4,414,600,000    4,835,093,000    6,069,443,000    5,553,283,000    5,183,505,000    4,554,757,000                              
        intercompany advances
                               134,590 134,590                                                        
        total stockholders’ equity
                               450,534 450,534   748,514,000 855,845,000 852,890,000  980,816,000 965,746,000 937,934,000  2,167,415,000 2,257,382,000 2,215,618,000  2,270,452,000 2,353,681,000 2,353,548,000  2,299,592,000 2,187,115,000 2,134,186,000  2,028,086,000 1,951,129,000 1,866,813,000  1,806,276,000 1,740,799,000 1,690,074,000 1,444,999,000 1,419,461,000 1,372,556,000 838,952,000 834,157,000 818,403,000 758,648,000 740,322,000 717,252,000 683,565,000 665,160,000 644,923,000 627,363,000 609,721,000 592,872,000 579,046,000  549,819,000 540,452,000 533,276,000 523,356,000 524,027,000 517,885,000 513,965,000 510,474,000 502,510,000 
        total liabilities and stockholders’ (deficit) equity
                               2,040,756 2,040,756                                                        
        trade and other receivables, less allowance for doubtful accounts of 4,458 and 4,032
                                 337,245,000                                                       
        inventories, net of unliquidated progress payments of 0 and 387,146
                                 533,982,000                                                       
        prepaid and other current assets
                                 30,753,000  43,500,000 28,850,000 34,213,000  23,564,000 26,609,000 25,640,000  32,800,000 28,775,000 23,267,000  22,789,000 22,881,000 25,249,000  22,555,000 20,072,000 20,612,000  18,144,000 23,313,000 47,921,000  47,908,000 24,958,000 18,106,000 22,429,000 39,430,000 34,357,000                        
        liabilities and stockholders’ (deficit) equity
                                                                                        
        stockholders’ (deficit) equity:
                                                                                        
        (accumulated deficit) retained earnings
                                 -517,318,000                                                       
        total stockholders’ (deficit) equity
                                 -226,581,000                                                       
        total liabilities and stockholders’ equity
                                 3,419,967,000  4,185,932,000 4,281,946,000 4,276,044,000  4,858,920,000 4,854,467,000 4,846,407,000  6,048,856,000 6,272,571,000 6,253,005,000  5,975,073,000 5,815,591,000 5,858,612,000  5,527,546,000 5,312,274,000 5,261,287,000  4,704,720,000 4,591,093,000 4,546,732,000  4,433,573,000 4,420,919,000 4,422,306,000 4,433,976,000 4,470,889,000 4,496,418,000 1,645,631,000 1,574,558,000 1,587,930,000 1,405,158,000 1,419,483,000 1,425,638,000 1,274,540,000 1,267,004,000 1,249,525,000 1,229,158,000 1,146,546,000 1,181,112,000 1,045,284,000 974,783,000 942,836,000 942,484,000 938,227,000 894,417,000 933,384,000 918,393,000 883,095,000 889,987,000 889,747,000 
        trade and other receivables, less allowance for doubtful accounts of 4,032 and 4,559
                                  414,185,000                                                      
        inventories, net of unliquidated progress payments of 387,146 and 222,485
                                  1,427,169,000                                                      
        liabilities and stockholders' equity
                                                                                        
        deferred income taxes, noncurrent
                                  16,582,000    68,107,000    62,453,000  401,396,000 408,469,000 406,641,000 356,510,000 444,357,000 386,686,000 385,085,000 378,972,000 339,597,000 804,000 627,000 327,126,000 283,366,000 245,623,000 527,000 105,000 19,612,000 56,837,000                           
        stockholders' equity:
                                                                                        
        retained earnings
                                  146,155,000 452,973,000 568,210,000 575,573,000 579,489,000 708,297,000 680,947,000 648,121,000 630,368,000 1,715,996,000 1,806,618,000 1,746,978,000 1,686,217,000 1,605,356,000 1,647,219,000 1,581,807,000 1,455,620,000 1,415,414,000 1,382,118,000 1,334,682,000 1,257,708,000 1,194,111,000 1,122,814,000 1,044,649,000 970,406,000 866,689,000 803,023,000 746,510,000 646,768,000 603,812,000 563,428,000 529,210,000 524,384,000 504,732,000 479,196,000 458,753,000 434,454,000 394,862,000 378,814,000 362,250,000 349,290,000 335,722,000 325,575,000 313,613,000  293,510,000 284,163,000 277,119,000 264,912,000 267,053,000 261,381,000 257,325,000 254,669,000 247,380,000 
        trade and other receivables, less allowance for doubtful accounts of 4,028 and 4,559
                                   320,999,000                                                     
        inventories, net of unliquidated progress payments of 409,040 and 222,485
                                   1,462,724,000                                                     
        liabilities and stockholders’ equity
                                                                                        
        stockholders’ equity:
                                                                                        
        trade and other receivables, less allowance for doubtful accounts of 3,631 and 4,559
                                    330,134,000                                                    
        inventories, net of unliquidated progress payments of 429,185 and 222,485
                                    1,368,715,000                                                    
        trade and other receivables, less allowance for doubtful accounts of 4,120 and 4,559
                                     343,962,000                                                   
        inventories, net of unliquidated progress payments of 432,760 and 222,485
                                     1,248,656,000                                                   
        trade and other receivables, less allowance for doubtful accounts of 4,559 and 6,492
                                      311,792,000                                                  
        inventories, net of unliquidated progress payments of 222,485 and 123,155
                                      1,340,175,000                                                  
        trade and other receivables, less allowance for doubtful accounts of 6,710 and 6,492
                                       307,853,000                                                 
        inventories, net of unliquidated progress payments of 109,334 and 123,155
                                       1,474,054,000                                                 
        trade and other receivables, less allowance for doubtful accounts of 6,657 and 6,492
                                        329,678,000                                                
        inventories, net of unliquidated progress payments of 94,514 and 123,155
                                        1,449,019,000                                                
        trade and other receivables, less allowance for doubtful accounts of 6,727 and 6,492
                                         388,119,000                                               
        inventories, net of unliquidated progress payments of 99,403 and 123,155
                                         1,355,154,000                                               
        trade and other receivables, less allowance for doubtful accounts of 6,492 and 6,475
                                          444,208,000                                              
        inventories, net of unliquidated progress payments of 123,155 and 189,923
                                          1,184,238,000                                              
        rotable assets
                                          51,952,000 52,478,000 52,335,000 50,800,000 48,820,000 43,825,000 43,514,000 43,230,000 41,666,000 39,567,000 38,172,000 35,105,000 34,853,000 35,392,000 35,730,000 35,419,000 34,554,000 33,024,000 32,221,000 31,299,000 26,788,000 25,901,000 26,192,000 25,753,000 26,393,000 26,257,000 26,262,000                    
        trade and other receivables, less allowance for doubtful accounts of 7,348 and 6,475
                                           484,796,000                                             
        inventories, net of unliquidated progress payments of 154,414 and 189,923
                                           1,661,273,000                                             
        trade and other receivables, less allowance for doubtful accounts of 7,389 and 6,475
                                            540,902,000                                            
        inventories, net of unliquidated progress payments of 138,696 and 189,923
                                            1,556,487,000                                            
        trade and other receivables, less allowance for doubtful accounts of 6,458 and 6,475
                                             547,806,000                                           
        inventories, net of unliquidated progress payments of 153,998 and 189,923
                                             1,460,766,000                                           
        trade and other receivables, less allowance for doubtful accounts of 6,475 and 6,535
                                              521,846,000                                          
        inventories, net of unliquidated progress payments of 189,923 and 165,019
                                              1,272,879,000                                          
        trade and other receivables, less allowance for doubtful accounts of 7,480 and 6,535
                                               452,327,000                                         
        inventories, net of unliquidated progress payments of 174,855 and 165,019
                                               1,288,564,000                                         
        trade and other receivables, less allowance for doubtful accounts of 7,065 and 6,535
                                                518,958,000                                        
        inventories, net of unliquidated progress payments of 167,008 and 165,019
                                                1,234,692,000                                        
        trade and other receivables, less allowance for doubtful accounts of 6,528 and 6,535
                                                 667,202,000                                       
        inventories, net of unliquidated progress payments of 189,976 and 165,019
                                                 1,202,163,000                                       
        trade and other receivables, less allowance for doubtful accounts of 6,535 and 5,372
                                                  517,707,000                                      
        inventories, net of unliquidated progress payments of 165,019 and 124,128
                                                  1,111,767,000                                      
        trade and other receivables, less allowance for doubtful accounts of 6,502 and 5,372
                                                   466,393,000                                     
        inventories, net of unliquidated progress payments of 138,763 and 124,128
                                                   1,127,758,000                                     
        accumulated other comprehensive income
                                                   18,910,000       -9,306,000 110,360,000 114,439,000 122,014,000  3,210,000  4,035,000 4,425,000 4,351,000  2,289,000 4,432,000 1,248,000 815,000 28,000  832,000 320,000 412,000     2,404,000 1,507,000 1,318,000 1,587,000 980,000 893,000 
        trade and other receivables, less allowance for doubtful accounts of 6,423 and 5,372
                                                    434,860,000                                    
        inventories, net of unliquidated progress payments of 140,624 and 124,128
                                                    1,095,502,000                                    
        trade and other receivables, less allowance for doubtful accounts of 6,318 and 5,372
                                                     411,152,000                                   
        inventories, net of unliquidated progress payments of 134,261 and 124,128
                                                     1,086,753,000                                   
        trade and other receivables, less allowance for doubtful accounts of 5,372 and 3,900
                                                      433,926,000                                  
        inventories, net of unliquidated progress payments of 124,128 and 164,450
                                                      987,702,000                                  
        trade and other receivables, less allowance for doubtful accounts of 5,611 and 3,900
                                                       322,144,000                                 
        inventories, net of unliquidated progress payments of 141,283 and 164,450
                                                       937,797,000                                 
        trade and other receivables, less allowance for doubtful accounts of 5,350 and 3,900
                                                        397,262,000                                
        inventories, net of unliquidated progress payments of 138,940 and 164,450
                                                        891,353,000                                
        trade and other receivables, less allowance for doubtful accounts of 4,807 and 3,900
                                                         364,051,000                               
        inventories, net of unliquidated progress payments of 157,330 and 164,450
                                                         868,300,000                               
        trade and other receivables, less allowance for doubtful accounts of 3,900 and 3,196
                                                          440,608,000                              
        inventories, net of unliquidated progress payments of 164,450 and 138,206
                                                          817,956,000                              
        temporary equity
                                                             1,079,000                           
        trade and other receivables, less allowance for doubtful accounts of 3,335 and 3,196
                                                           345,627,000                             
        inventories, net of unliquidated progress payments of 148,351 and 138,206
                                                           848,555,000                             
        trade and other receivables, less allowance for doubtful accounts of 3,365 and 3,196
                                                            364,590,000                            
        inventories, net of unliquidated progress payments of 121,389 and 138,206
                                                            818,126,000                            
        trade and other receivables, less allowance for doubtful accounts of 2,973 and 3,196
                                                             386,613,000                           
        inventories, net of unliquidated progress payments of 159,214 and 138,206
                                                             742,390,000                           
        accounts receivables
                                                              275,719,000 295,930,000 296,237,000 166,045,000 182,011,000 194,687,000 180,343,000 190,807,000 199,384,000    174,526,000    147,780,000          
        inventories, net of unliquidated progress payments of 179,592 and 12,701
                                                              805,755,000                          
        accrued pension and other post-retirement benefits, noncurrent
                                                              954,331,000 921,685,000 988,946,000                        
        inventories, net of unliquidated progress payments of 205,698 and 12,701
                                                               780,031,000                         
        inventories, net of unliquidated progress payments of 178,809 and 12,701
                                                                807,465,000                        
        prepaid income taxes
                                                                  2,650,000                      
        income taxes payable, non-current
                                                                 4,093,000 2,962,000 2,934,000 1,472,000 1,463,000 1,459,000                  
        deferred income taxes, non-current
                                                                 106,991,000                       
        other non-current liabilities
                                                                 13,139,000                       
        cash
                                                                  26,973,000 30,854,000 16,828,000 13,065,000 13,888,000 10,615,000 9,128,000 6,039,000 7,257,000 9,349,000 106,567,000 5,435,000 5,698,000 4,578,000 5,335,000 5,471,000 6,089,000 6,241,000 6,568,000 6,066,000 7,174,000 9,121,000 
        income taxes payable
                                                                   2,395,000 796,000 856,000 9,295,000 196,000 827,000 5,776,000 1,484,000 5,880,000 4,232,000 6,906,000 5,195,000 2,789,000 1,330,000 4,569,000 5,260,000 3,611,000 2,453,000 3,112,000 4,716,000 4,272,000 
        accounts receivable
                                                                       165,233,000 176,835,000 173,920,000  160,989,000 157,564,000 150,769,000  121,205,000 124,470,000 122,966,000 109,652,000 119,005,000 111,448,000 102,063,000 106,707,000 104,435,000 
        total current assets .
                                                                              401,118,000          
        property and equipment, net .
                                                                              237,325,000          
        other, net .
                                                                              14,179,000          
        retained earnings .
                                                                              304,180,000          
        total stockholders’ equity .
                                                                              563,703,000          
        income tax refund receivable
                                                                                   4,339,000 3,934,000 4,382,000   
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2025-03-31 2024-12-31 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 2010-12-31 2010-09-30 2010-06-30 2009-12-31 2009-09-30 2009-06-30 2008-12-31 2008-09-30 2008-06-30 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2005-12-31 2005-09-30 2005-06-30 2004-12-31 2004-09-30 2004-06-30 2003-12-31 2003-09-30 2003-06-30 
                                                                                         
          operating activities
                                                                                         
          net income
        28,493,000    547,745,000 -15,902,000   -17,543,000 10,952,000     -9,070,000 -30,351,000 -73,519,000 -68,116,000 -31,961,000 -277,314,000  -13,846,000 42,701,000 18,088,000      -113,252,000 -5,378,000 -1,931,000 -126,824,000 29,331,000 34,807,000 19,734,000 -1,083,655,000 -88,648,000 61,611,000 62,732,000 82,839,000 -39,832,000 67,447,000 128,243,000 42,304,000 35,393,000 49,516,000 79,043,000 65,602,000 75,222,000 80,191,000 76,332,000 106,251,000 65,903,000 58,488,000 50,215,000 44,644,000 41,540,000 11,372,000 5,600,000 19,451,000 18,039,000 21,128,000 24,976,000 24,831,000 16,717,000 17,230,000 13,917,000 14,226,000 10,801,000 12,611,000 9,433,000 9,347,000 7,044,000 7,169,000 -2,141,000 5,672,000 2,859,000 2,656,000 7,289,000 7,080,000 
          adjustments to reconcile net income to net cash from operating activities:
                                                                                         
          depreciation and amortization
        7,360,000 7,373,000 7,487,000 7,367,000 7,562,000 9,528,000 8,042,000 8,118,000 8,466,000 8,624,000 8,685,000 9,806,000 9,600,000 11,659,000 12,945,000 15,431,000 20,515,000 22,119,000 22,098,000 28,602,000 34,056,000 29,843,000 30,219,000 44,050,000 35,555,000 37,404,000 38,133,000 38,812,000 39,050,000 39,319,000 40,868,000 39,131,000 41,866,000 44,332,000 45,286,000 45,462,000 50,618,000 41,028,000 42,575,000 43,534,000 41,950,000 39,808,000 39,014,000 37,551,000 43,996,000 44,103,000 38,244,000 37,934,000 33,362,000 32,331,000 31,998,000 31,815,000 30,660,000 30,131,000 29,466,000 29,467,000 25,652,000 27,080,000 14,797,000 12,485,000 14,297,000 14,076,000 11,727,000 12,385,000 12,173,000 10,753,000 10,457,000 10,523,000 10,218,000 9,234,000 8,827,000 8,750,000 8,130,000 7,982,000 7,931,000 7,530,000 7,509,000 7,571,000 7,103,000 6,632,000 6,479,000 
          amortization of acquired contract liability
        -1,018,000 -902,000 -622,000 -591,000 -770,000 -786,000 -590,000 -575,000 -668,000 -442,000 -867,000 -523,000 -2,226,000 -938,000 -1,493,000 -1,214,000 -3,547,000 -6,867,000 -17,163,000 -10,987,000                                                              
          gain on sale of assets and businesses
                                                                                         
          curtailments, settlements, withdrawals, and special termination benefits loss
                                                                                         
          loss on modification and extinguishment of debt
        5,369,000                                                                              
          other amortization included in interest expense
        971,000 993,000 993,000 1,059,000 1,467,000 1,478,000 1,474,000 1,506,000 1,559,000 1,717,000 1,578,000 1,562,000 1,545,000 1,900,000 1,600,000 4,002,000 1,847,000 2,191,000 17,530,000 2,191,000 2,043,000 2,159,000 4,997,000 1,958,000 1,959,000 1,959,000 2,965,000 1,887,000 1,886,000 1,972,000 4,556,000 3,263,000 1,483,000 1,494,000 1,292,000 1,284,000 980,000 979,000 976,000 969,000 953,000 927,000 932,000 5,323,000 970,000 3,589,000 1,079,000 1,064,000 951,000 876,000 866,000 945,000 851,000 802,000 887,000 7,061,000 1,130,000 1,174,000 753,000 496,000 -1,036,000 1,876,000 632,000 429,000 418,000 401,000 404,000 403,000 406,000 1,099,000 149,000 181,000 147,000 214,000 209,000 200,000 185,000 183,000 116,000 116,000 116,000 
          provision for credit losses
        56,000 -310,000 66,000 263,000 281,000 74,000 247,000 534,000           1,409,000 3,280,000                                                              
          provision for deferred income taxes
                                    -18,676,000 -24,010,000 638,000 -1,060,000 -9,223,000 2,806,000                                                
          warrants remeasurement gain
            -13,000 -531,000 -8,001,000 -3,361,000                                                                         
          share-based compensation
        3,159,000 3,486,000 3,350,000 3,015,000 657,000 1,442,000 3,724,000 3,622,000 2,493,000 890,000 3,952,000 1,578,000 2,118,000 2,592,000 2,825,000 2,247,000 3,615,000 3,679,000 2,621,000 2,786,000                                                              
          changes in other assets and liabilities, excluding the effects of acquisitions and divestitures:
                                                                                         
          trade and other receivables
        -13,022,000 20,978,000 -24,458,000 610,000 -9,047,000 -5,205,000 -10,401,000 32,532,000 -17,854,000 -2,780,000 -10,273,000 4,474,000 -27,238,000 21,792,000 9,589,000 -1,321,000 -43,450,000 52,310,000 31,430,000 86,004,000 -67,277,000 42,842,000 -11,811,000 41,247,000 -98,397,000 13,391,000 -32,320,000 27,598,000  9,124,000 10,632,000 -30,310,000  -5,897,000 53,399,000 55,413,000  63,496,000 2,647,000 -33,592,000  72,493,000 142,908,000 -84,970,000  -26,618,000 -25,878,000 42,082,000  82,930,000 -33,525,000 75,167,000  18,122,000                            
          contract assets
        15,436,000 -462,000 -2,480,000 -7,939,000 13,728,000 2,282,000 3,754,000 -10,180,000 5,612,000 -3,757,000 -2,272,000 -8,638,000 8,240,000 2,102,000 -5,214,000 -4,426,000 -8,329,000 39,299,000 79,262,000 -63,391,000 -2,607,000 19,117,000 31,163,000 2,767,000 58,951,000 111,000 29,350,000 -23,221,000                                                      
          inventories
        34,578,000 1,181,000 -34,064,000 -40,989,000 32,085,000 -4,151,000 -5,576,000 -39,818,000 11,642,000 -505,000 -20,134,000 -19,190,000 30,807,000 -6,948,000 11,137,000 -9,354,000 37,564,000 24,793,000 6,385,000 -33,330,000 18,962,000 -25,957,000 14,816,000 -56,623,000 45,633,000 -11,582,000 -19,148,000 -30,833,000 -9,327,000 -124,821,000 -147,512,000 118,243,000 50,736,000 -83,028,000 -116,772,000 -123,589,000 659,913,000 -92,328,000 -106,154,000 -167,071,000 8,020,000 121,789,000 -30,999,000 -49,274,000 13,835,000 -20,805,000 -14,802,000 -72,569,000 -20,621,000 -45,915,000 -22,793,000 -50,696,000 18,367,000 -29,200,000 -75,809,000 39,155,000                          
          prepaid expenses and other current assets
        -4,066,000 -1,139,000 3,556,000 -2,603,000 -2,039,000 148,000 802,000 -1,830,000 1,131,000 83,000 8,294,000 -7,538,000 -4,838,000 1,424,000 5,925,000 -3,633,000 -1,351,000 -1,897,000 2,389,000 549,000 5,061,000 -4,894,000 3,488,000 12,721,000 -4,759,000 -4,303,000 2,020,000 3,898,000 -2,863,000 -4,301,000 2,174,000 751,000 -4,120,000 -1,125,000 1,905,000 15,096,000 -8,515,000 -3,889,000 873,000 4,573,000 -1,915,000 99,000 1,017,000 2,388,000 -2,350,000 -2,603,000 1,322,000 3,225,000 -3,403,000 9,137,000 -4,740,000 -242,000 -4,504,000 6,105,000 -6,846,000 424,000   454,000     -2,581,000 2,698,000                 
          accounts payable, accrued expenses, and contract liabilities
        83,061,000 -2,481,000 81,000 -46,272,000 44,008,000 39,293,000 -27,207,000 -42,588,000 27,281,000 -4,527,000 -2,135,000 -56,352,000 12,064,000 -11,324,000 -61,230,000 -128,922,000 44,975,000 -56,523,000 -135,330,000 -184,114,000                                                              
          accrued pension and other postretirement benefits
        -9,750,000 -8,812,000 -3,432,000 892,000 -564,000 -966,000 -1,124,000 -1,262,000 -6,915,000 -8,574,000 -8,751,000 -8,322,000 -16,402,000 -14,343,000 -14,139,000 -13,713,000 -14,854,000 -11,918,000 -21,394,000 -3,526,000 -21,133,000 -14,579,000 -16,322,000 -15,792,000 -24,761,000 -18,129,000 -18,330,000 -18,691,000 -21,096,000 -21,319,000 -24,842,000 -21,207,000 -27,199,000 -23,872,000 -24,383,000 -24,558,000 -26,911,000 -21,099,000 -19,558,000 -19,991,000 -72,509,000 -17,989,000 -27,435,000 -62,636,000 -17,484,000 -13,405,000 -32,582,000 -37,458,000 -15,411,000 -54,173,000 -39,800,000 -33,591,000 -26,038,000 -45,307,000                            
          other
        2,385,000 -1,340,000 -745,000 -5,599,000 4,155,000 1,494,000 -2,442,000 3,155,000 -1,813,000 4,007,000 -249,000 255,000 -292,000 464,000 -863,000 -279,000 817,000 -692,000 -213,000 -665,000 5,128,000 -1,016,000 594,000 -573,000 7,610,000 -1,124,000 5,536,000 -1,904,000 -2,594,000 1,082,000 -3,680,000 -3,133,000 -914,000 -12,313,000 13,187,000 -2,854,000 -9,310,000 3,258,000 7,481,000 -4,367,000 -294,000 2,366,000 -2,402,000 1,872,000 2,342,000 -1,073,000 -2,908,000 -1,579,000 923,000 -1,494,000 -335,000 548,000 2,169,000 -1,777,000 296,000 1,585,000  -4,962,000 5,515,000              1,987,000 634,000 1,628,000 790,000      
          net cash from operating activities
        147,643,000 33,170,000 -38,401,000 -104,527,000 77,718,000 27,670,000 -32,221,000 -63,724,000 60,040,000 85,000 -19,346,000 -93,030,000 32,965,000 15,545,000 -36,012,000 -149,514,000 22,752,000 43,852,000 -42,190,000 -197,533,000 57,378,000 49,881,000 -15,611,000 5,018,000 18,696,000 4,063,000 -131,465,000 -65,714,000 -90,615,000 100,786,000 -200,017,000 -99,048,000 454,173,000 -41,415,000 -47,201,000 -84,035,000 258,582,000 3,736,000 -30,065,000 -148,390,000 157,368,000 51,549,000 310,467,000 -52,052,000 101,793,000 -10,278,000 31,740,000 11,882,000 90,293,000 97,710,000 30,368,000 102,547,000 84,262,000 82,409,000 -30,141,000 91,251,000 -2,962,000 95,043,000 22,665,000 53,192,000 40,774,000 32,484,000 25,795,000 36,082,000 14,914,000 21,859,000   25,549,000 15,530,000 4,581,000 584,000 19,167,000 6,035,000 1,058,000 26,850,000 9,421,000 17,195,000 6,911,000   
          investing activities
                                                                                         
          capital expenditures
        -3,666,000 -932,000 -6,286,000 -8,172,000 -5,569,000 -5,230,000 -4,627,000 -6,401,000 -8,402,000 -5,107,000 -4,123,000 -3,044,000 -3,843,000 -8,336,000 -5,369,000 -2,112,000 -6,190,000 -6,184,000 -5,081,000 -7,723,000 -12,584,000 -10,255,000 -8,905,000 -8,090,000 -12,275,000 -10,570,000 -12,054,000 -12,200,000 -10,118,000 -9,157,000 -10,690,000 -12,085,000 -18,709,000 -9,156,000 -11,244,000 -12,723,000 -16,684,000 -25,235,000 -20,112,000 -18,016,000 -24,834,000 -26,096,000 -35,997,000 -23,077,000 -44,617,000 -42,532,000 -63,036,000 -56,229,000 -37,234,000 -28,463,000 -24,088,000 -37,105,000 -35,287,000 -24,762,000     
          free cash flows
        143,977,000 32,238,000 -44,687,000 -112,699,000 72,149,000 22,440,000 -36,848,000 -70,125,000 51,638,000 -5,022,000 -23,469,000 -96,074,000 29,122,000 7,209,000 -41,381,000 -151,626,000 16,562,000 37,668,000 -47,271,000 -205,256,000 44,794,000 39,626,000 -24,516,000 -3,072,000 6,421,000 -6,507,000 -143,519,000 -77,914,000 -100,733,000 91,629,000 -210,707,000 -111,133,000 435,464,000 -50,571,000 -58,445,000 -96,758,000 241,898,000 -21,499,000 -50,177,000 -166,406,000 132,534,000 25,453,000 274,470,000 -75,129,000 57,176,000 -52,810,000 -31,296,000 -44,347,000 53,059,000 69,247,000 6,280,000 65,442,000 48,975,000 57,647,000 -30,141,000 91,251,000 -2,962,000 95,043,000 22,665,000 53,192,000 40,774,000 32,484,000 25,795,000 36,082,000 14,914,000 21,859,000   25,549,000 15,530,000 4,581,000 584,000 19,167,000 6,035,000 1,058,000 26,850,000 9,421,000 17,195,000 6,911,000   
          (payments on) proceeds from sale of assets and businesses
                -60,000 1,000 -3,839,000 -2,322,000                                                                      
          investment in joint venture
            -3,000 -131,000 -12,000 -1,515,000                                                                        
          net cash from investing activities
        -3,646,000 -914,000 -9,186,000 -7,600,000 714,681,000 -5,416,000 -4,576,000 -14,764,000 -8,734,000 -5,106,000 -7,962,000 -5,366,000 125,000 26,592,000 -2,326,000 156,816,000 7,318,000 -5,325,000 -4,352,000 -6,931,000 -15,311,000 40,275,000 -6,909,000 -10,660,000 193,955,000 -10,190,000 28,319,000 -11,536,000 1,734,000 -8,627,000 55,841,000 -10,734,000 44,293,000 3,985,000 -2,148,000 -11,766,000 -12,547,000 -72,929,000 -19,105,000 -23,448,000 -23,235,000 86,562,000 -47,903,000 -83,327,000 -11,343,000 -101,550,000 -59,476,000 -74,368,000 -240,279,000 -168,389,000 -21,607,000 -37,098,000 -31,369,000 -31,189,000                            
          financing activities
                                                                                         
          proceeds from issuance of long-term debt
            2,000,000 1,200,000,000       707,600,000 6,300,000                                 16,853,000 15,600,000 9,800,000 50,000,000 49,999,000 5,400,000 740,705,000 172,477,000 375,000 26,000 75,293,000 672,000 585,000                 
          retirement of debt and finance lease obligations
        -928,000 -40,871,000 -805,000 -120,789,000 -558,116,000 -30,720,000 -19,102,000 -763,000 -1,104,624,000 -20,068,000 -819,000 -990,000 -988,000 -25,508,000 -2,825,000 -350,688,000 -64,596,000 -2,596,000 -65,375,000 -27,468,000                                                              
          payment of deferred financing costs
            -640,000 -150,000 -140,000 -1,438,000        -501,000 -2,873,000 -13,065,000 -4,277,000 -173,000 -1,270,000 -16,171,000 -104,000 -41,000 -19,000 -1,858,000 -64,000 -609,000 -9,960,000 -7,160,000 -22,000 -2,933,000 -390,000 -10,689,000 -14,000 -28,000 -72,000 -71,000 -628,000 -346,000 -319,000 -5,194,000 -10,000 -2,815,000 -115,000 -357,000 -6,526,000 -68,000 -178,000 -2,066,000 -72,000 -24,000                            
          proceeds on issuance of common stock, net of issuance costs
                                                                                       
          premium on redemption of long-term debt
        -3,600,000                                                                              
          repurchase of shares for share-based compensation minimum tax obligation
        -386,000 -48,000 -141,000 -2,132,000 -342,000 -5,000 -47,000 -1,235,000 -57,000 -48,000 -3,442,000 -114,000 -17,000 -782,000 -2,336,000                                                                  
          net cash from financing activities
        -1,314,000 -919,000 -946,000 -126,521,000 -562,698,000 -30,875,000 61,475,000 -2,239,000 57,442,000 13,645,000 -867,000 -4,432,000 -1,102,000 -27,437,000 -3,607,000 -360,513,000 79,553,000 -5,526,000 454,139,000 -250,919,000 395,638,000 -63,560,000 19,731,000 -58,117,000 -149,019,000 2,295,000 103,313,000 75,886,000  -61,538,000 143,470,000 76,253,000 -465,027,000 37,101,000 54,493,000 106,976,000 -266,253,000 72,705,000 48,775,000 177,227,000 -135,305,000 -137,765,000 -253,106,000 131,008,000 -89,263,000 112,561,000 31,195,000 48,706,000 148,844,000 73,069,000 -10,852,000 -62,422,000 -55,805,000 -52,373,000   4,424,000 -36,682,000 206,319,000       -4,055,000 -5,518,000 20,846,000 37,210,000 -52,643,000 115,475,000 54,254,000 -9,677,000 2,785,000 10,455,000    -3,685,000 -11,803,000 26,926,000 
          effect of exchange rate changes on cash
        994,000 -2,743,000 822,000 -1,259,000 -89,000 1,635,000 -1,111,000 -358,000 2,246,000 3,335,000 -2,011,000 -3,414,000 2,751,000 -2,683,000 -1,419,000 815,000 2,983,000 4,064,000 1,705,000 829,000 -5,836,000 2,146,000 -1,286,000 -121,000 511,000 -731,000 5,000 -1,400,000 4,894,000 98,000 -2,593,000 864,000 733,000 -425,000 -228,000 -860,000 -488,000 -911,000 -187,000 1,665,000 -392,000 469,000 -1,557,000 838,000 2,396,000 2,239,000 455,000 272,000 -273,000 411,000 746,000 -693,000 -108,000 -915,000 -677,000 327,000    134,000 357,000 320,000    133,000 260,000 38,000 42,000 131,000 -12,000 104,000    195,000   338,000 -9,000 44,000 
          net change in cash and cash equivalents
        143,677,000 28,594,000 -47,711,000 -239,907,000 229,612,000 -6,986,000 23,567,000 -81,085,000 110,994,000 11,959,000 -30,186,000 -106,242,000 34,739,000 12,017,000 -43,364,000 -352,396,000 112,606,000 37,065,000 409,302,000 -454,554,000                                                              
          cash and cash equivalents at beginning of period
        392,511,000 227,403,000 240,878,000 589,882,000 485,463,000  92,807,000  35,819,000  69,633,000  20,984,000  32,617,000  28,998,000  32,037,000  29,662,000                              
          cash and cash equivalents at end of period
        143,677,000 28,594,000 -47,711,000 152,604,000 229,612,000 -6,986,000 23,567,000 146,318,000 110,994,000 11,959,000 -30,186,000 134,636,000 34,739,000 12,017,000 -43,364,000 237,486,000 112,606,000 37,065,000 409,302,000 30,909,000  28,742,000 -4,075,000 28,927,000  -4,563,000 172,000 33,055,000  30,719,000 -3,299,000 36,968,000  -754,000 4,916,000 31,299,000  2,601,000 -582,000 39,671,000  815,000 7,901,000 25,465,000  2,972,000 3,914,000 18,529,000  2,801,000 -1,345,000 31,996,000                              
          loss on sale of assets and businesses
         -5,018,000 -568,369,000 -409,000 12,617,000     -4,335,000 7,660,000 5,969,000 58,682,000 45,273,000   1,726,000                                                             
          payments on sale of assets and businesses
         18,000    -55,000 63,000 -6,848,000                                                                          
          proceeds from issuance of debt
                                                                                         
          net loss
          11,867,000 -14,091,000    -18,163,000    -10,342,000             -199,612,000 -30,945,000 -14,676,000 -76,534,000                                                      
          adjustments to reconcile net loss to net cash from operating activities:
                                                                                         
          proceeds from (payments on) sale of assets and businesses
           572,000               729,000 792,000                                                              
          payment of issuance of common stock, net of issuance costs
                                                                                         
          impairment of long-lived assets
                         252,382,000                                                              
          purchase of facility related to divested businesses
                    -21,550,000                                                                  
          gain on modification and extinguishment of debt
             -1,046,000 -688,000 -3,391,000                                                                          
          payment of common stock issuance costs, net of proceeds
               -803,000                                                                          
          loss on extinguishment of debt
                                                                                         
          net increase in revolving credit facility
                            400,000,000 -67,385,000 -117,615,000 -30,000,000 -115,953,000 -1,707,000 106,587,000 113,186,000 62,888,000 -67,393,000 -31,568,000 118,961,000  63,725,000 78,305,000 174,091,000 -253,704,000 79,354,000 69,553,000 96,541,000 -63,757,000 -50,814,000 -191,113,000 259,534,000 -79,903,000 -8,146,000 32,671,000 153,935,000 -221,722,000 79,280,000 -6,383,000 -75,326,000 -32,862,000 -38,746,000 36,913,000 269,695,000 7,430,000 12,145,000 85,000,000                       
          premium on redemption of senior notes
                                                                                         
          (gain) loss on sale of assets and businesses
                                                                                         
          curtailments, settlements, and special termination benefits loss
                    31,959,000                                                                    
          benefit from credit losses
                                                                                         
          premium on redemption of first lien notes
                    -1,619,000 -7,489,000                                                                  
          provision for (recovery of) credit losses
                   200,000                                                                      
          benefit for deferred income taxes
                               3,307,000                                                          
          proceeds from sale of assets and businesses
                    3,968,000 34,928,000 5,144,000 180,478,000 13,508,000                                            421,000 92,000 415,000 251,000 71,000                 
          net decrease in revolving credit facility
                         -175,000,000 -225,000,000                                                              
          sales of common stock, net of issuance costs
                                                                                         
          dividends paid
                            -2,073,000 -2,004,000 -2,003,000 -1,998,000 -1,996,000 -1,994,000 -1,993,000 -1,988,000 -1,987,000 -1,986,000 -1,986,000 -1,984,000 -1,983,000 -1,982,000 -1,981,000 -1,981,000 -1,973,000 -1,973,000 -1,972,000 -1,971,000 -1,978,000 -2,032,000 -2,034,000 -2,056,000 -2,098,000 -2,097,000 -2,080,000 -2,069,000 -2,004,000 -2,004,000 -2,000,000 -1,997,000 -1,979,000 -1,977,000                            
          curtailments and special termination benefits loss
                       16,078,000                                                                  
          (recovery of) benefit from credit losses
                       -28,000                                                                  
          impairment of long-lived assets and goodwill
                                                                                         
          curtailments and special termination benefits gain
                                                                                         
          benefit from (recovery of) credit losses
                                                                                         
          repurchase of restricted shares for minimum tax obligations
                        -733,000 -57,000 -21,000 -474,000                                                              
          benefit from deferred income taxes
                                           4,996,000  -39,018,000 21,242,000 20,463,000 36,184,000 -31,214,000 29,201,000 71,106,000 21,265,000 17,894,000 21,786,000 41,924,000 52,145,000 43,551,000 46,611,000 44,460,000 56,921,000 36,867,000 33,455,000 26,210,000 60,259,000 806,000 487,000 -2,856,000 3,229,000 1,192,000 2,418,000 2,595,000 4,324,000 3,640,000 1,491,000 1,301,000 3,396,000 2,283,000   -1,376,000 900,000 900,000       
          impairment of goodwill
                                                                                         
          curtailments, settlements and early retirement incentives
                                                                                         
          provision (recovery) for doubtful accounts receivable
                                                                                         
          accounts payable, accrued expenses and income taxes payable
                                                                                         
          acquisitions, net of cash acquired
                                        9,000 -96,000 -47,969,000 -5,986,000 199,000 111,983,000 -13,000,000 -60,901,000 -63,127,000 -31,329,000 -208,650,000    246,000 -7,500,000                            
          retirement of debt and capital lease obligations
                                                                                         
          cash and cash equivalents at beginning of year
                                                                                         
          cash and cash equivalents at end of year
                                                                                         
          amortization of acquired contract liabilities
                             -16,597,000 -22,617,000 -16,939,000  -14,731,000 -16,804,000 -17,234,000  -34,491,000 -27,898,000 -29,473,000  -29,206,000 -30,476,000 -29,349,000  -34,426,000 -30,404,000 -35,098,000  -15,500,000 -14,865,000 -8,967,000  -14,258,000 -8,965,000 -11,150,000  -6,219,000 -6,562,000 -6,993,000  -4,994,000                            
          curtailment and special termination benefits gain
                                                                                        
          benefit from doubtful accounts receivable
                                           -207,000 356,000 392,000 1,542,000 -294,000 19,000 208,000 -15,000 -40,000 599,000 353,000 561,000 678,000 200,000 169,000 591,000 1,014,000 618,000 63,000 220,000 381,000 163,000   -8,000 211,000 106,000 469,000 650,000 283,000 171,000 229,000 408,000 367,000 273,000 146,000 261,000 387,000 312,000 146,000 298,000 339,000 1,068,000 779,000 153,000 164,000 
          employee stock-based compensation
                             2,955,000 2,864,000 2,426,000  2,781,000 3,266,000 2,462,000  2,719,000 3,459,000 -41,000  2,164,000 2,020,000 1,956,000  -82,000 1,198,000 792,000  -848,000 1,060,000 996,000  1,432,000 935,000 1,328,000  1,692,000 1,630,000 1,532,000  1,355,000 1,199,000 1,198,000 956,000 841,000 641,000                       
          changes in assets and liabilities, excluding the effects of acquisitions and dispositions of businesses:
                                                                                         
          accounts payable, accrued expenses and contract liabilities
                             -22,606,000 -85,686,000 -35,426,000  28,821,000 -124,801,000 23,341,000                                                      
          proceeds from sale of assets
                                206,230,000 380,000 40,373,000 664,000 14,670,000 530,000 66,531,000 1,351,000 63,002,000 13,141,000 9,096,000 948,000 4,233,000 275,000 1,007,000 554,000 1,300,000 675,000 541,000 651,000 33,274,000 60,000 1,392,000 10,321,000 3,053,000 480,000 453,000 7,000 235,000 1,073,000 4,682,000 2,768,000 2,847,000           31,000  233,000 70,000 35,000 56,000 30,000 26,000 3,699,000 113,000 136,000 718,000 -24,000 305,000 
          proceeds from issuance of long-term debt and finance leases
                             24,980,000 540,400,000 5,600,000                                                          
          repayment of debt and finance lease obligations
                             -17,750,000 -384,875,000 -30,572,000                                                          
          repurchase of restricted shares for minimum tax obligation
                             -131,000 -5,000 -1,043,000  -97,000 -16,000 -532,000  -35,000 -38,000 -296,000  -11,000 -171,000  -96,000  -673,000  -2,726,000  -1,840,000                             
          net change in cash
                             28,742,000 -4,075,000 -63,880,000  -4,563,000 172,000 -2,764,000  30,719,000 -3,299,000 -32,665,000  -754,000 4,916,000 10,315,000  2,601,000 -582,000 7,054,000  815,000 7,901,000 -3,533,000  2,972,000 3,914,000 -13,508,000  2,801,000 -1,345,000 2,334,000  -2,068,000      125,311,000 -3,881,000 16,376,000   150,000 1,487,000   -2,092,000 -97,218,000    -136,000 627,000      538,000 
          loss on divestitures and transfers
                                                                                         
          provision for doubtful accounts receivable
                                     203,000 -205,000 -363,000 188,000 238,000                                                
          (payments on) proceeds from sale of assets
                              1,996,000 -2,570,000                                                          
          loss on divestitures
                               3,136,000                                                         
          benefit from (recovery of) doubtful accounts receivable
                               671,000                                                          
          impairment of intangible assets
                                                                                         
          loss on divestitures, transfers, and assets held for sale
                                                                                         
          (recovery) provision for doubtful accounts receivable
                                                                                         
          net repayment of government grant
                                                                                         
          impairment intangible assets
                                                                                         
          curtailment and settlement gain
                                                                                         
          provision for (recovery of) doubtful accounts receivable
                                 410,000                                                        
          proceeds from issuance of long-term debt and capital leases
                                 20,300,000 5,654,000 19,046,000  20,700,000    201,000    23,600,000 9,365,000 98,932,000  51,552,000 19,455,000 323,505,000  387,257,000 23,588,000 25,000,000  6,967,000 11,500,000 59,599,000                              
          repayment of debt and capital lease obligations
                                 -14,188,000 -5,061,000 -53,762,000  -12,215,000 -323,778,000 -33,268,000  -21,910,000 -26,845,000 -46,989,000  -23,248,000 -28,181,000 -16,026,000  -114,541,000 -37,120,000 -390,223,000  -261,943,000 -23,040,000 -125,186,000  -12,860,000 -13,808,000 -42,045,000  -29,499,000                            
          loss on assets held for sale
                                   4,719,000                                                      
          recovery of doubtful accounts receivable
                                   -14,000                                                      
          loss on divestiture and assets held for sale
                                                                                        
          changes in other current assets and liabilities, excluding the effects of acquisitions:
                                                                                         
          accounts receivable
                                                                20,280,000 28,107,000 34,370,000 15,705,000 11,360,000 15,787,000 9,877,000 7,576,000 8,222,000       1,064,000 2,809,000 -1,811,000 4,699,000 9,285,000 -7,855,000 9,736,000   2,357,000 
          net cash from by financing activities
                                                                                         
          loss on divestiture
                                                                                        
          accounts payable and accrued expenses
                                     192,910,000 -73,200,000 -172,918,000                                                  
          repayment of government grant
                                         -7,285,000 -7,285,000    -82,000  -3,198,000                                      
          accretion of debt discount
                                                1,577,000 75,000 1,579,000 147,000 145,000 141,000 139,000 135,000 133,000 130,000 127,000 1,203,000 3,069,000 1,827,000 1,799,000 1,664,000                       
          employee stock compensation
                                                                   814,000 814,000 880,000 749,000 812,000 805,000 726,000 755,000 540,000              
          reimbursements of capital expenditures from insurance and other
                                                                                         
          purchase of common stock
                                                -69,746,000 -21,616,000 -41,975,000 -51,043,000                                      
          proceeds from exercise of stock options, including excess tax benefit of 1,001 in 2015
                                                                                         
          impairment charge
                                                                                         
          curtailment charge
                                             2,863,000                                          
          accounts payable, accrued expenses
                                          -38,350,000 -47,419,000  -54,932,000 -12,470,000 -24,384,000                                          
          rotable assets
                                            495,000 -195,000 -1,624,000 481,000 -4,994,000 -311,000 -284,000 -1,564,000 -2,099,000 -1,395,000 -5,024,000 1,705,000 2,522,000 337,000 -311,000 -865,000 -1,529,000 -803,000                            
          net (repayment) proceeds of government grant
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 0, 1,001, and 39 in 2016, 2015, and 2014
                                                                                         
          reimbursements of capital expenditures
                                                    4,049,000 2,168,000 2,869,000  576,000                                
          proceeds from exercise of stock options
                                                 32,000 356,000  149,000 71,000 109,000  1,754,000 17,000 253,000                     87,000 51,000 123,000 573,000   161,000 38,000 8,000 
          proceeds from exercise of stock options, including excess tax benefit of 1,001, 39, and 4,628 in 2015, 2014, and 2013
                                                                                         
          pension settlement charge
                                                                                         
          accounts payable, accrued expenses and other current liabilities
                                                 -80,447,000 104,888,000 -93,657,000  -36,025,000 8,309,000 -74,490,000  -40,873,000 -23,588,000 -37,012,000  5,015,000                            
          changes in discontinued operations
                                                            -315,000 556,000 14,000   15,905,000 978,000 4,443,000      1,609,000           955,000   
          net proceeds (repayment) of government grant
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 39, 4,628, and 1,880 in 2014, 2013, and 2012
                                                                                         
          proceeds from government grant
                                                     156,000                                    
          curtailments and early retirement incentives
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 4,628, 1,880, and 150 in 2013, 2012, and 2011
                                                                                         
          proceeds on government grant
                                                          1,000,000                              
          curtailment gain
                                                                                         
          gain on early extinguishment of debt
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 1,880, 150, and 206 in 2012, 2011, and 2010
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 1,880 and 251 in fiscal 2012 and 2011
                                                                                         
          cash at beginning of period
                                                             39,328,000  157,218,000 14,478,000 13,738,000 7,243,000  5,698,000 4,844,000 6,766,000 8,583,000 
          cash at end of period
                                                             -2,068,000 -1,675,000 36,425,000  21,705,000 35,706,000 125,311,000 -3,881,000 30,854,000 3,763,000 -823,000 13,888,000 1,487,000 3,089,000 6,039,000  -97,218,000 101,132,000 5,435,000 -757,000 -136,000 5,471,000 -152,000 -327,000 6,568,000 -1,108,000 -1,947,000 9,121,000 
          other comprehensive income
                                                                                         
          foreign currency translation adjustment
                                                             3,576,000 -8,886,000 2,009,000     -5,996,000 6,163,000                    
          pension and postretirement adjustments, net of income taxes of 427, 12,093, 1,281 and 12,093, respectively
                                                                                         
          unrealized gain on cash flow hedge, net of tax of 49, 113, 39 and 339, respectively
                                                                                         
          total other comprehensive loss
                                                                                         
          total comprehensive income
                                                             10,911,000 -845,000 51,758,000  38,725,000 8,346,000 -14,312,000 -5,098,000 24,623,000 -4,620,000 -3,480,000 26,313,000                 
          changes in other current assets and liabilities, excluding the effects of acquisitions and dispositions of businesses:
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 0 and 251 in fiscal 2012 and 2011
                                                                                         
          pension and postretirement adjustments, net of income taxes of 427 and 854, respectively
                                                                                         
          unrealized gain on cash flow hedge, net of tax of 0, 136, 88 and 424, respectively
                                                                                         
          total other comprehensive income
                                                              -9,118,000 1,543,000                          
          proceeds from exercise of stock options, including excess tax benefit of 0 and 183 in fiscal 2012 and 2011
                                                               644,000                          
          pension and postretirement adjustments, net of income taxes of 427
                                                                                         
          unrealized gain on cash flow hedge, net of tax of 88 and 132
                                                               232,000                          
          accrued pension and other post-retirement benefits
                                                                                         
          proceeds from equipment leasing facility and other capital leases
                                                                                        
          proceeds from exercise of stock options, including excess tax benefit of 876 and 140 in fiscal 2011 and 2010
                                                                                         
          net increase in cash and cash equivalents
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 251 and 98 in fiscal 2011 and 2010
                                                                                         
          net increase in cash
                                                                                         
          unrealized gain on cash flow hedge, net of tax of 136, (55), 424,and 193, respectively
                                                                                         
          proceeds from sale of property & equipment
                                                                  210,000                       
          proceeds from exercise of stock options, including excess tax benefit of 183 and 98 in fiscal 2011 and 2010
                                                                  645,000                       
          other comprehensive income:
                                                                                         
          unrealized gain on cash flow hedge, net of tax of 177 and 248
                                                                  297,000                       
          accretion of discount on convertible notes
                                                                   1,585,000                      
          cash from businesses and intangible assets acquired
                                                                                         
          retirement of convertible debt and repayment of capital lease obligations
                                                                                         
          payment of deferred financing cost
                                                                                         
          withholding of restricted shares for minimum tax obligation
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 140 and 196 in fiscal 2010 and 2009
                                                                                         
          supplemental disclosure of cash flow information:
                                                                                         
          cash paid for income taxes, net of refunds
                                                                   3,242,000 12,005,000 1,199,000 1,102,000 18,748,000 911,000 5,190,000 11,644,000 956,000  334,000 9,260,000 2,967,000   821,000   -4,372,000    
          cash paid for interest
                                                                   5,297,000 3,082,000 4,889,000 4,739,000 2,009,000 5,008,000 4,797,000 2,735,000 4,968,000  7,999,000 1,897,000 5,119,000 4,674,000 1,068,000 4,692,000 5,503,000 804,000 5,256,000 5,216,000 1,878,000 4,974,000 
          unrealized gain on cash flow hedge, net of tax benefit of 28, (1,643), 221 and (970), respectively
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 98 and 196 in fiscal 2010 and 2009
                                                                                         
          unrealized gain on cash flow hedge, net of tax of (55), (226), 193 and 673, respectively
                                                                                         
          proceeds from equipment leasing facility
                                                                     6,669,000                    
          proceeds from exercise of stock options, including excess tax benefit of 98 and 183 in fiscal 2010 and 2009
                                                                     819,000                    
          unrealized gain on cash flow hedge, net of tax of 248 and 899
                                                                     421,000                    
          retirement of long-term debt
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 196 and 1,709 in fiscal 2009 and 2008
                                                                                         
          unrealized loss on cash flow hedge, net of tax benefit of 1,643 and 970, respectively
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 196 and 1,409 in fiscal 2009 and 2008
                                                                                         
          other comprehensive income foreign currency translation adjustment
                                                                                         
          unrealized (loss)/gain on cash flow hedge, net of tax (benefit)/provision of (226) and 673
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 183 and 811 in fiscal 2009 and 2008
                                                                        1,059,000                 
          unrealized gain on cash flow hedge, net of tax of 899
                                                                        1,531,000                 
          prepaid expenses and other
                                                                         183,000 369,000 570,000    680,000   591,000   150,000   181,000 
          accounts payable, accrued expenses and accrued income taxes payable
                                                                                         
          proceeds from sale of assets and business
                                                                         270,000                
          net increase in revolving credit facility borrowings
                                                                         -4,475,000 -1,564,000 17,639,000    49,275,000 -9,400,000 4,100,000 13,500,000 -38,019,000 -1,311,000 -12,982,000 -2,922,000 -6,173,000 27,711,000 
          proceeds from issuance of long term debt
                                                                         31,000    252,000 201,501,000 238,000          
          proceeds from exercise of stock options, including excess tax benefit of 1,709 and 886 in 2008 and 2007
                                                                                         
          cash dividends on common stock
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 1,409 and 472 in 2008 and 2007
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 811 and 467 in 2008 and 2007
                                                                           3,912,000              
          loss on sale of discontinued operations
                                                                                         
          non-cash impairment charges
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 1,941 in 2007
                                                                                         
          cash at beginning of year
                                                                                         
          cash at end of year
                                                                                         
          inventory
                                                                                         
          prepaids and other
                                                                                         
          property and equipment
                                                                                         
          goodwill
                                                                                         
          intangible assets
                                                                                         
          total assets
                                                                                         
          accounts payable
                                                                                         
          accrued expenses
                                                                                         
          other current liabilities
                                                                                         
          other long-term liability
                                                                                         
          deferred income taxes
                                                                                         
          total liabilities
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 886 in 2006
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 472 in 2006
                                                                                         
          proceeds from exercise of stock options, including excess tax benefit of 467 in 2006
                                                                               4,772,000          
          loss on sale of assets
                                                                                         
          non-cash impairment of fixed assets
                                                                                        
          proceeds from sale of discontinued operations
                                                                                         
          cash paid for (refund from) income taxes
                                                                                423,000         
          accounts payable, accrued expenses, and accrued income taxes payable
                                                                                   9,913,000      
          cash from businesses acquired
                                                                                         
          cash (refund from) paid for income taxes
                                                                                   -4,069,000      
          supplemental disclosure of cash flow
                                                                                         
          information:
                                                                                         
          accounts payable, accrued expenses, accrued income taxes payable, and income tax refund receivable
                                                                                         
          interest on subordinated and junior subordinated promissory notes paid by issuance of additional notes
                                                                                         
          cash paid for income taxes
                                                                                      177,000 2,246,000 2,866,000 
          net income, as reported
                                                                                         
          stock-based employee compensation cost, net of related tax benefits, included in reported net income
                                                                                         
          stock-based employee compensation cost, net of related tax benefits, determined under the fair value method
                                                                                         
          pro forma net income
                                                                                         
          earnings per share – basic:
                                                                                         
          earnings per share – diluted: