7Baggers

MGP Ingredients, Inc
(NASDAQ:MGPI) 

MGPI stock logo

MGP Ingredients, Inc., together with its subsidiaries, produces and supplies distilled spirits, and specialty wheat proteins and starch food ingredients. It operates through two segments, Distillery Products and Ingredient Solutions. The Distillery Products segment provides food grade alcohol for be...

Founded: 1941
Full Time Employees: 341
Sector: Consumer Defensive
Industry: Packaged Foods

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Quarterly
Annual
    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 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 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-30 2007-09-30 2007-07-01 2007-04-01 2006-12-31 2006-10-01 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-12-31 2003-06-30 2003-03-31 2002-12-31 
                                                                                                 
      sales
    106,427,000  130,912,000 145,494,000 121,653,000  161,461,000 190,805,000 170,563,000  211,624,000 209,001,000 201,010,000  201,146,000 194,982,000 195,235,000  176,611,000 174,939,000 108,323,000  102,964,000 92,560,000 99,082,000  90,685,000 90,501,000 89,096,000      87,852,000 87,892,000 91,345,000  83,711,000 82,174,000 77,191,000  83,880,000 92,071,000 84,864,000  83,966,000 85,903,000 84,582,000  80,709,000 83,707,000 88,718,000  76,189,000 87,263,000 88,430,000                                     
      yoy
    -12.52%  -18.92% -23.75% -28.68%  -23.70% -8.71% -15.15%  5.21% 7.19% 2.96%  13.89% 11.46% 80.23%  71.53% 89.00% 9.33%  13.54% 2.28% 11.21%          4.95% 6.96% 18.34%  -0.20% -10.75% -9.04%  -0.10% 7.18% 0.33%  4.04% 2.62% -4.66%  5.93% -4.08% 0.33%                                         
      qoq
      -10.02% 19.60%   -15.38% 11.87%   1.26% 3.98%   3.16% -0.13%   0.96% 61.50%   11.24% -6.58%   0.20% 1.58%       -0.05% -3.78%   1.87% 6.46%   -8.90% 8.49%   -2.25% 1.56%   -3.58% -5.65%   -12.69% -1.32%                                      
      cost of sales
    72,845,000  81,479,000 87,107,000 78,323,000  95,646,000 107,573,000 107,768,000  138,176,000 132,706,000 131,186,000  142,098,000 135,758,000 123,414,000  119,525,000 118,112,000 76,024,000  79,802,000 71,858,000 75,871,000  71,895,000 70,979,000 72,436,000  75,432,000 68,811,000 69,005,000  67,708,000 66,928,000 68,128,000  64,770,000 64,861,000 59,789,000  68,466,000 67,826,000 67,025,000  70,204,000 72,169,000 72,195,000  79,356,000 74,114,000 79,175,000  70,047,000 79,618,000 80,765,000  73,347,000  57,669,000 49,159,000 46,624,000  41,749,000 36,162,000 37,247,000    115,707,000  102,954,000 90,741,000 82,058,000  85,467,000 71,322,000 70,058,000 71,123,000 71,348,000 69,931,000 64,862,000 67,470,000 64,270,000 54,392,000 63,804,000 67,816,000 68,312,000 54,289,000  55,502,000 46,903,000 
      gross profit
    33,582,000  49,433,000 58,387,000 43,330,000  65,815,000 83,232,000 62,795,000  73,448,000 76,295,000 69,824,000  59,048,000 59,224,000 71,821,000  57,086,000 56,827,000 32,299,000  23,162,000 20,702,000 23,211,000  18,790,000 19,522,000 16,660,000  19,599,000 19,441,000 18,951,000  18,625,000 18,825,000 19,041,000  15,121,000 15,531,000 17,046,000  11,862,000 17,528,000 13,388,000  7,311,000 8,398,000 6,801,000  815,000 5,281,000 7,229,000  6,060,000 5,916,000 5,579,000  2,791,000  6,519,000 8,792,000 10,354,000  4,967,000 8,510,000 9,837,000  91,000  -16,687,000  3,740,000 3,254,000 5,919,000  8,340,000 16,323,000 14,937,000 19,215,000 8,074,000 5,740,000 12,184,000 6,479,000 6,916,000 6,772,000 5,074,000 11,179,000 6,903,000 5,120,000    
      yoy
    -22.50%  -24.89% -29.85% -31.00%  -10.39% 9.09% -10.07%  24.39% 28.82% -2.78%  3.44% 4.22% 122.36%  146.46% 174.50% 39.15%  23.27% 6.04% 39.32%  -4.13% 0.42% -12.09%  5.23% 3.27% -0.47%  23.17% 21.21% 11.70%  27.47% -11.39% 27.32%  62.25% 108.72% 96.85%  797.06% 59.02% -5.92%  -86.55% -10.73% 29.58%  117.13%  -14.42%  -73.04%  31.25% 3.31% 5.26%  5358.24%  -158.95%  -97.57%  -381.92%  -55.16% -80.06% -60.37%  3.29% 184.37% 22.60% 196.57% 16.74% -15.24% 140.13% -42.04% 0.19% 32.27%        
      qoq
      -15.34% 34.75%   -20.93% 32.55%   -3.73% 9.27%   -0.30% -17.54%   0.46% 75.94%   11.88% -10.81%   -3.75% 17.18%   0.81% 2.59%   -1.06% -1.13%   -2.64% -8.89%   -32.33% 30.92%   -12.94% 23.48%   -84.57% -26.95%   2.43% 6.04%     -25.85% -15.09%   -41.63% -13.49%       14.94% -45.02%   -48.91% 9.28% -22.26% 137.99% 40.66% -52.89% 88.05% -6.32% 2.13% 33.46% -54.61% 61.94% 34.82%     
      gross margin %
    31.55% NaN% 37.76% 40.13% 35.62% NaN% 40.76% 43.62% 36.82% NaN% 34.71% 36.50% 34.74% NaN% 29.36% 30.37% 36.79% NaN% 32.32% 32.48% 29.82% NaN% 22.50% 22.37% 23.43% NaN% 20.72% 21.57% 18.70% NaN% Infinity% Infinity% Infinity% NaN% 21.20% 21.42% 20.85% NaN% 18.06% 18.90% 22.08% NaN% 14.14% 19.04% 15.78% NaN% 8.71% 9.78% 8.04% NaN% 1.01% 6.31% 8.15% NaN% 7.95% 6.78% 6.31% NaN% Infinity% NaN% Infinity% Infinity% Infinity% NaN% Infinity% Infinity% Infinity% NaN% Infinity% NaN% -Infinity% NaN% Infinity% Infinity% Infinity% NaN% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% NaN% NaN% NaN% 
      advertising and promotion expenses
    6,191,000  6,691,000 6,913,000 8,172,000  9,647,000 11,665,000 8,683,000  9,505,000 8,639,000 7,733,000  7,279,000 6,065,000 5,504,000                                                                             
      selling, general, and administrative expenses
    21,066,000  18,926,000 23,156,000 21,205,000  17,204,000 22,759,000 20,979,000  21,570,000 23,513,000 20,532,000                                                                                 
      goodwill and other long-lived assets impairment
    179,526,000                                                                                             
      change in fair value of contingent consideration
      2,800,000 8,000,000 14,700,000  6,400,000 5,400,000 4,100,000  4,200,000                                                                                   
      operating income
    -173,201,000  21,016,000 20,318,000 -747,000  32,564,000 43,387,000 28,917,000  19,839,000 44,143,000 41,559,000  33,864,000 35,306,000 50,080,000  32,884,000 27,663,000 20,500,000  13,652,000 11,338,000 13,708,000  11,604,000 10,874,000 8,513,000  12,015,000 11,132,000 10,389,000  10,471,000 10,514,000 11,392,000  11,525,000 9,127,000 10,725,000                                       2,594,500 2,753,000 982,000 6,643,000 1,271,750 2,205,000 2,404,000 478,000 2,780,000 3,721,000 3,426,000  -238,000 270,000 
      yoy
    23086.21%  -35.46% -53.17% -102.58%  64.14% -1.71% -30.42%  -41.42% 25.03% -17.01%  2.98% 27.63% 144.29%  140.87% 143.98% 49.55%  17.65% 4.27% 61.02%  -3.42% -2.32% -18.06%  14.75% 5.88% -8.80%  -9.15% 15.20% 6.22%                                           104.01% 24.85% -59.15% 1289.75% -54.25% -40.74% -29.83%  -1268.07% 1278.15%     
      qoq
      3.44% -2819.95%   -24.95% 50.04%   -55.06% 6.22%   -4.08% -29.50%   18.87% 34.94%   20.41% -17.29%   6.71% 27.73%   7.93% 7.15%   -0.41% -7.71%   26.27% -14.90%                                        -5.76% 180.35% -85.22% 422.35% -42.32% -8.28% 402.93% -82.81% -25.29% 8.61%   -188.15%  
      operating margin %
    -162.74% NaN% 16.05% 13.96% -0.61% NaN% 20.17% 22.74% 16.95% NaN% 9.37% 21.12% 20.68% NaN% 16.84% 18.11% 25.65% NaN% 18.62% 15.81% 18.92% NaN% 13.26% 12.25% 13.84% NaN% 12.80% 12.02% 9.55% NaN% Infinity% Infinity% Infinity% NaN% 11.92% 11.96% 12.47% NaN% 13.77% 11.11% 13.89% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% NaN% -Infinity% Infinity% 
      interest expense
    -1,421,000  -1,739,000 -1,897,000 -1,854,000  -2,174,000 -2,205,000 -2,019,000  -2,353,000 -1,282,000 -995,000  -1,350,000 -1,543,000 -1,598,000  -1,116,000 -1,104,000       -364,000 -321,000 -252,000  -334,000 -289,000 -207,000  -224,000 -379,000 -331,000  -341,000 -328,000 -311,000  -114,000 -129,000 -131,000  -199,000 -218,000 -197,000  -269,000  -289,000  -225,000 -232,000 -255,000  -114,000  -92,000          -728,000                     -301,000 -304,000 
      other income
    -50,000  428,000 314,000 215,000  1,026,000 943,000 -52,000  -25,000 -93,000 123,000  -1,353,000 -1,062,000 54,000  -421,000 -88,000                                   -1,000 2,000 2,000  46,000  3,000  3,000  1,000 2,000 21,000  21,000 33,000 41,000  456,000  190,000  585,000 200,000 360,000 -917,000 417,000 521,000 116,000 20,000 505,000 56,000 309,000 1,345,000    23,000 113,000 
      income before income taxes
    -174,672,000  19,705,000 18,735,000 -2,386,000  31,416,000 42,125,000 26,846,000  17,461,000 42,768,000 40,687,000  31,161,000 32,701,000 48,536,000  31,347,000 26,471,000 20,042,000  13,243,000 11,040,000 13,066,000  11,240,000 10,553,000 8,261,000  11,681,000 10,843,000 10,182,000  21,628,000 9,316,000 11,532,000  11,848,000 9,878,000 10,931,000  7,813,000 12,470,000 8,129,000          518,000 -918,000 1,996,000  -5,475,000  864,000 3,246,000 5,032,000   119,000 3,828,000    -23,505,000   5,004,000   3,082,000 11,358,000 10,815,000 10,775,000 2,820,000 1,236,000 6,194,000 1,210,000 2,360,000 2,076,000 481,000 5,242,000 3,304,000 3,023,000  -516,000 79,000 
      income tax expense
    -39,865,000  4,276,000 4,308,000 671,000  7,554,000 10,108,000 6,262,000  4,373,000 10,804,000 9,655,000  7,533,000 7,339,000 11,165,000  7,674,000 6,412,000 4,615,000  2,862,000 2,550,000 3,224,000  3,025,000 2,642,000 -1,459,000  2,673,000 3,316,000 1,255,000  7,491,000 2,947,000 2,854,000  2,316,000 3,570,000 3,872,000                                                     
      net income
    -134,807,000  15,429,000 14,427,000 -3,057,000  23,862,000 32,017,000 20,584,000  13,088,000 31,964,000 31,032,000  23,628,000 25,362,000 37,371,000  23,673,000 20,059,000 15,427,000  10,381,000 8,490,000 9,842,000  8,215,000 7,911,000 9,720,000  9,008,000 7,527,000 8,927,000  14,137,000 6,369,000 8,678,000  9,532,000 6,308,000 7,059,000  6,771,000 7,871,000 5,070,000  6,228,000 5,099,000 4,785,000  -6,325,000 280,000 1,477,000  418,000 -850,000 1,876,000  -5,509,000  701,000 3,242,000 5,002,000   4,778,000 3,738,000    -17,243,000   5,264,000   2,178,000 6,835,000 6,976,000 7,363,000 2,083,000 818,000 3,731,000 732,000 1,627,000 1,354,000 291,000 3,165,000 1,999,000 1,834,000  -312,000 48,000 
      yoy
    4309.78%  -35.34% -54.94% -114.85%  82.32% 0.17% -33.67%  -44.61% 26.03% -16.96%  -0.19% 26.44% 142.24%  128.04% 136.27% 56.75%  26.37% 7.32% 1.26%  -8.80% 5.10% 8.88%  -36.28% 18.18% 2.87%  48.31% 0.97% 22.94%  40.78% -19.86% 39.23%  8.72% 54.36% 5.96%  -198.47% 1721.07% 223.97%  -1613.16% -132.94% -21.27%  -107.59%  167.62%  -210.14%   -32.15% 33.81%    -121.68%       -22.98%   4.56% 735.57% 86.97% 905.87% 28.03% -39.59% 1182.13% -76.87% -18.61% -26.17%  -1114.42% 4064.58%     
      qoq
      6.95% -571.93%   -25.47% 55.54%   -59.05% 3.00%   -6.84% -32.13%   18.02% 30.03%   22.27% -13.74%   3.84% -18.61%   19.68% -15.68%   121.97% -26.61%   51.11% -10.64%   -13.98% 55.25%   22.14% 6.56%   -2358.93% -81.04%   -149.18% -145.31%     -78.38% -35.19%    27.82%           -68.13% -2.02% -5.26% 253.48% 154.65% -78.08% 409.70% -55.01% 20.16% 365.29% -90.81% 58.33% 9.00%   -750.00%  
      net income margin %
    -126.67% NaN% 11.79% 9.92% -2.51% NaN% 14.78% 16.78% 12.07% NaN% 6.18% 15.29% 15.44% NaN% 11.75% 13.01% 19.14% NaN% 13.40% 11.47% 14.24% NaN% 10.08% 9.17% 9.93% NaN% 9.06% 8.74% 10.91% NaN% Infinity% Infinity% Infinity% NaN% 16.09% 7.25% 9.50% NaN% 11.39% 7.68% 9.14% NaN% 8.07% 8.55% 5.97% NaN% 7.42% 5.94% 5.66% NaN% -7.84% 0.33% 1.66% NaN% 0.55% -0.97% 2.12% NaN% -Infinity% NaN% Infinity% Infinity% Infinity% NaN% NaN% Infinity% Infinity% NaN% NaN% NaN% -Infinity% NaN% NaN% Infinity% NaN% NaN% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% NaN% -Infinity% Infinity% 
      attributable to noncontrolling interest
    3,000                                                                                             
      net loss attributable to mgp ingredients, inc.
    -134,804,000                                                                                             
      attributable to participating securities
    -35,000                                                                                             
      net loss used in earnings per common share calculation
    -134,839,000                                                                                             
      weighted-average common shares
                                                                      16,603                           
      basic
    21,389,441,000 21,363,047,000 21,373,300,000 21,360,984,000 21,342,531,000 22,015,439,000 22,069,885,000 22,119,227,000 22,142,277,000 22,059,816,000 22,066,159,000 22,062,142,000 22,040,224,000 22,002,990,000    20,719,663                                                                            
      diluted
    21,389,441,000 21,363,047,000 21,373,300,000 21,360,984,000 21,342,531,000 22,015,439,000 22,069,885,000 22,119,227,000 22,142,277,000 22,173,918,000 22,381,516,000 22,139,663,000 22,072,271,000 22,053,966,000    20,982,453                                                                            
      earnings per common share
                                                                                                 
      basic
    -6,300  710 670 -140  1,070 1,430 920  590 1,440 1,400                                                                      230           
      diluted
    -6,300  710 670 -140  1,070 1,430 920  580 1,440 1,390                                                                      230           
      impairment of long-lived assets and other
           21,000 116,000  18,334,000                                                                                   
      net loss attributable to noncontrolling interest
      -7,000 -1,000 33,000  43,000 68,000 51,000  123,000 162,000 39,000  180,000 198,000 66,000  203,000 -76,000                                                                          
      net income attributable to mgp ingredients, inc.
      15,422,000 14,426,000 -3,024,000  23,905,000 32,085,000 20,635,000  13,211,000 32,126,000 31,071,000  23,808,000 25,560,000 37,437,000  23,876,000 19,985,000                                                                          
      income attributable to participating securities
      -190,000 -159,000 30,000  -257,000 -347,000 -239,000  -129,000 -324,000 -311,000  -188,000 -217,000 -318,000  -175,000 150,000 146,000  69,000 57,000 66,000  54,000 51,000 66,000  174,000 148,000 175,000  414,000 183,000 250,000  294,000                                                       
      net income used in earnings per common share calculation
      15,232,000 14,267,000 -2,994,000  23,648,000 31,738,000 20,396,000  13,082,000 31,802,000 30,760,000  23,620,000 25,343,000                                                                              
      selling, general and administrative expenses
                  17,904,000 17,859,000 16,266,000  24,202,000 29,164,000 11,799,000  9,510,000 9,364,000 9,503,000  7,186,000 8,648,000 8,147,000  7,584,000 8,309,000 8,562,000  8,154,000 8,311,000 7,649,000  6,981,000 6,404,000 6,321,000  5,497,000 8,025,000 6,480,000  4,966,000 5,166,000 5,072,000  6,760,000 4,770,000 5,875,000  6,037,000 6,285,000 7,748,000  5,074,000  5,690,000 4,360,000 6,227,000  5,075,000 5,004,000 4,596,000  5,067,000 5,737,000 6,115,000  6,532,000 4,815,000 6,279,000  5,432,000 5,108,000 4,859,000               
      other operating expense
                  1,000 -6,000                                                                              
      share information:
                                                                                                 
      basic weighted-average common shares
                  22,008,381,000                                                                               
      diluted weighted-average common shares
                  22,228,814,000                    16,751,346,000 16,745,679,000 16,712,578,000 16,643,811 16,653,717,000                                                       
      basic earnings per common share
                  1,070                                                                 102.5 130 50  50 100 80 20 205 260 240  -40 10 
      diluted earnings per common share
                  1,060                                                                 100 120 50  50 100 80 20 200 250 240  -40 10 
      basic and diluted weighted-average common shares
                   22,002,385,000 21,989,100  21,981,201 21,916,721,000 16,928,003 16,937,125 16,916,675 16,899,079 17,013,925 17,012,288 17,027,068 17,021,599 16,967,631 16,866,176 16,872,091 16,869,481 16,843,255 16,746,731                                                            
      basic and diluted earnings per common share
                   1,150       0.61 0.5 0.57  0.48 0.46 0.57  0.52 0.44 0.52  820 370 500  550                                                       
      other operating income
                    -29,000                      -3,385,000                                       175,000 596,000 369,000 150,000 281,000 168,000 128,000 153,000 140,000 286,000 2,000 1,244,000 3,384,000  6,112,000 6,171,000 
      net income used in earnings per share calculation
                    37,119  23,701                                                                           
      basic and diluted earnings per share
                    1.69  1.08 0.91 0.9                   0.37 0.41  0.38 0.44 0.28                                                 
      interest expense, net and other
                        -458,000  -409,000 -298,000 -642,000                                                                     
      net income attributable to common shareholders and used in earnings per share calculation
                        15,281  10,312 8,433 9,776  8,161 7,860 9,654  8,834                                                               
      net sales
                                  95,031,000 88,252,000 87,956,000  86,333,000 85,753,000 87,169,000  79,891,000 80,392,000 76,835,000  80,328,000 85,354,000 80,413,000  77,515,000 80,567,000 78,996,000  80,171,000 79,395,000 86,404,000  76,107,000 85,534,000 86,344,000  76,138,000  64,188,000 57,951,000 56,978,000  46,716,000 44,672,000 47,084,000  54,562,000 73,242,000 99,020,000  106,694,000 93,995,000 87,977,000  93,807,000 87,645,000 84,995,000 90,338,000 79,422,000 75,671,000 77,046,000 73,949,000 71,186,000 61,164,000 68,878,000 78,995,000 75,215,000 59,409,000  52,536,000 44,408,000 
      gain on sale of equity method investment
                                      11,381,000                                                           
      equity method investment loss
                                                                                                 
      dividends and dividend equivalents per common share
                                  0.08 0.08 0.08  890 40 40  20  0.08    0.06    0.05                                             
      net income attributable to common shareholders and used in earnings per share
                                   7,379 8,752                                                             
      equity method investment earnings
                                       -819,000 471,000  664,000 1,079,000 517,000  1,562,000 3,096,000 1,352,000  1,621,000 2,331,000 3,334,000                                             
      less: excise taxes
                                      1,519,000 2,139,000 4,176,000  3,820,000 1,782,000 356,000  3,552,000 6,717,000 4,451,000  6,451,000 5,336,000 5,586,000  538,000 4,312,000 2,314,000  82,000 1,729,000 2,086,000                                     
      net income attributable to common shareholders and used in eps calculation
                                      13,723,000 6,186,000 8,428,000  9,238,000                                                       
      other comprehensive income, net of tax
                                           -21,000   -15,000 330,000   -123,000 500,000   -111,000 -141,000 -149,000  826,000 12,000 173,000  -3,520,000    28,000    3,000                           
      comprehensive income
                                           6,287,000 7,042,000  6,756,000 8,201,000 4,998,000  6,105,000 5,599,000 4,610,000  -6,436,000 139,000 1,328,000  1,244,000 -838,000 2,049,000  -9,029,000  718,000 3,039,000 5,030,000  -2,258,000 4,781,000 3,741,000  -6,257,000 -43,391,000 -18,745,000  -7,498,000 9,548,000 1,032,000  1,183,000 6,960,000 6,786,000 -7,206,259 2,413,000 1,211,000 3,596,000 533,000 2,196,000 1,320,000 -22,000 2,203,000 2,883,000 1,741,000  -454,000 -175,000 
      other comprehensive loss, net of tax
                                            -17,000    -72,000    -175,000                                             
      insurance recoveries
                                                  -1,293,000                                               
      income from operations
                                              6,365,000 9,503,000 6,908,000  3,637,000 3,072,000 1,729,000  -5,946,000 511,000 1,296,000  874,000 -545,000 -2,243,000  -2,577,000  829,000 4,344,000 3,565,000   504,000 4,644,000    -22,802,000      2,705,000 11,390,000 10,674,000               
      provision for income taxes
                                              1,042,000 4,599,000 3,059,000  -1,169,000 86,000 81,000  19,000 25,000   100,000 -68,000 120,000  34,000  163,000 4,000 30,000    90,000          904,000 4,523,000 3,839,000 3,412,000 737,000 418,000  411,250 733,000 722,000 190,000 2,077,000 1,305,000 1,189,000   31,000 
      loss on insurance recoveries
                                                                                                 
      other operating costs and losses on sale of assets
                                                  1,000    1,000  58,000                                         
      income from continuing operations before income taxes
                                                  5,059,000 5,185,000 4,866,000  -6,306,000 305,000 71,000                                         
      net income from continuing operations
                                                  6,228,000 5,099,000 4,785,000  -6,325,000 280,000 71,000                                         
      discontinued operations, net of tax
                                                        1,406,000                                         
      income from continuing operations
                                                  0.34 0.28 0.26  -0.37 0.02                                          
      income from discontinued operations
                                                        0.08                                         
      other operating costs
                                                   160,000       38,000 176,000 74,000  294,000   55,000 273,000  521,000  597,000  2,076,000                         
      gain on sale of assets
                                                          -889,000                                       
      gain on sale of joint venture interest
                                                            4,055,000                                     
      equity in earnings of joint ventures
                                                      -91,000 71,000   -130,000 -143,000 437,000  -2,830,000  124,000  1,589,000                               
      dividends per common share
                                                        0.05    0.05  0.05    0.05           0.15    0.2  37.5   150 37.5   150 40  150   150 
      interest income
                                                       -277,000 6,000                                         
      equity in earnings
                                                        -942,000                                         
      per share data
                                                                                                 
      total basic earnings per common share
                                                          0.02 -0.05 0.1  -0.31  0.04 0.18 0.28  -0.14 0.29 0.23      -0.4 0.32 -0.02  0.13 0.42 0.43               
      total diluted earnings per common share
                                                          0.02 -0.05 0.1  -0.31  0.04 0.18 0.28  -0.14 0.28 0.22      -0.39 0.31 -0.02  0.13 0.4 0.41               
      loss on sale of assets
                                                                 33,000                                
      loss on joint venture formation
                                                                     3,047,000                            
      other comprehensive income
                                                                17,000                     393,000  -199,000 569,000   190,250 884,000    -223,000 
      loss (gain) on sale of assets
                                                                  289,000                               
      impairment of long lived assets
                                                                         8,931,000                        
      severance and early retirement costs
                                                                         3,288,000                        
      other restructuring costs
                                                                     455,000    5,241,000                        
      joint venture operations
                                                                     150,000                            
      other comprehensive income, net of tax:
                                                                     3,000     -1,502,000    1,350,000   125,000                
      provision (benefit) for income taxes
                                                                                                 
      equity in loss of joint venture
                                                                          -16,000                       
      weighted-average shares
                                                                                                 
      weighted-average common shares
                                                                      16,603                           
      cost of sales: product costs
                                                                        52,365,000 91,443,000                        
      unrealized loss on natural gas contract
                                                                        2,106,000 5,447,000                        
      total cost of sales
                                                                        54,471,000 96,890,000                        
      gain on settlement of litigation, net of related expenses
                                                                             7,046,000                    
      benefit for income taxes
                                                                          -6,262,000                       
      total basic loss per common share
                                                                        -0.38 -2.58 -1.04                       
      total diluted loss per common share
                                                                        -0.38 -2.58 -1.04                       
      loss on impairment of assets
                                                                            8,100,000                     
      other comprehensive income (loss), net of tax:
                                                                             4,284,000                    
      selling, general and administrative
                                                                                   4,054,750 5,471,000   3,563,500 4,864,000 4,508,000 4,882,000 3,331,500 4,426,000 5,078,000  3,384,000 3,406,000 
      interest
                                                                                                 
      other comprehensive income, net of taxes
                                                                                   147,000 330,000             
      other comprehensive loss
                                                                                                 
      gross profits
                                                                                               -2,966,000 -2,495,000 
      provision (credit) for income taxes
                                                                                               -204,000  
      other comprehensive
                                                                                               -142,000  
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 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 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-06-30 2008-03-31 2007-12-30 2007-09-30 2007-07-01 2007-04-01 2006-12-31 2006-10-01 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-12-31 2003-06-30 2003-03-31 2002-12-31 
                                                                                                  
        current assets
                                                                                                  
        cash and cash equivalents
      10,357,000 18,460,000 13,447,000 17,320,000 20,112,000 25,273,000 20,772,000 21,011,000 19,497,000 18,388,000 28,030,000 21,959,000 31,728,000 47,889,000 50,674,000 37,415,000 27,295,000 21,568,000 16,162,000 37,243,000 22,586,000 21,662,000 19,966,000 11,745,000 42,659,000 3,309,000 4,397,000 2,162,000  5,025,000  2,280,000 1,123,000 3,084,000 7,113,000 7,911,000  1,569,000  1,554,000  747,000 126,000 4,361,000 6,391,000 5,641,000  883,000  2,857,000        383,000 986,000 7,603,000 713,000 472,000 157,000 6,369,000 822,000   178,000 503,000     2,241,000 3,900,000 2,410,000 10,479,000 12,948,000 14,495,000 3,586,000 3,771,000 3,458,000 10,384,000 6,569,000 8,283,000 4,771,000 6,488,000 8,653,000 4,388,000 17,539,000 23,408,000 26,795,000 
        receivables
      86,637,000 116,160,000 106,668,000 117,190,000 107,827,000  130,436,000 159,019,000 133,005,000 144,286,000 126,692,000 147,570,000 128,611,000 109,267,000 107,653,000 105,393,000 102,062,000 92,537,000 92,152,000 79,110,000 67,147,000 56,966,000 52,673,000 54,164,000 52,443,000  40,554,000 41,604,000 43,885,000  49,991,000 35,758,000 34,532,000 34,347,000 37,451,000 34,930,000 36,387,000 26,085,000 37,174,000 33,998,000 31,204,000 30,670,000 31,659,000 36,753,000 32,866,000 32,672,000 31,550,000 34,737,000 31,871,000 27,821,000 31,796,000 31,157,000 34,345,000 35,325,000 30,294,000 35,364,000 35,788,000 27,804,000 31,013,000  26,967,000 21,615,000  17,674,000    18,403,000      30,491,000     32,197,000    28,097,000    34,243,000   20,466,000   
        inventory
      403,107,000 382,741,000 384,523,000 379,702,000 378,243,000 364,944,000 372,153,000 358,567,000 348,934,000 346,853,000 342,401,000 343,826,000 308,558,000 289,722,000 275,478,000 272,948,000 259,517,000 245,944,000 239,312,000 232,292,000 136,087,000 141,011,000 142,798,000 147,108,000 142,774,000 136,931,000 126,193,000 118,007,000 111,330,000 108,769,000 107,346,000 106,487,000 98,876,000 93,149,000 89,652,000 85,551,000 79,988,000 78,858,000 75,611,000 71,595,000 68,383,000 58,701,000 52,208,000 45,017,000 37,654,000 34,441,000 31,465,000 31,947,000 30,875,000 34,917,000 36,801,000 41,034,000 38,998,000 36,532,000 34,505,000 36,525,000 34,318,000 31,082,000 18,987,000 14,825,000 22,805,000 18,710,000 18,121,000 14,524,000 15,386,000 15,248,000 16,809,000 20,400,000 21,793,000 38,637,000 63,620,000 67,820,000 61,287,000                    
        prepaid expenses
      5,814,000 2,139,000 4,130,000 5,711,000 5,002,000 3,983,000 4,692,000 4,795,000 5,483,000 3,580,000 4,600,000 5,177,000 6,542,000 2,957,000 5,833,000 6,768,000 6,391,000 1,510,000 2,888,000 4,996,000 3,728,000 2,644,000 3,928,000 4,021,000 4,387,000 2,048,000 1,646,000 1,834,000 2,263,000 1,320,000 1,885,000 2,802,000 3,187,000 2,182,000 2,508,000 2,832,000 2,426,000 1,684,000 779,000 792,000 1,351,000 1,062,000 2,239,000 1,842,000 1,743,000 1,179,000 1,435,000 2,097,000 2,035,000 848,000 1,238,000 1,814,000 1,351,000 697,000 1,737,000 1,087,000 1,367,000 957,000 1,106,000 1,201,000 793,000 1,111,000 1,802,000 1,517,000  2,545,000 2,807,000       3,373,000 1,037,000 2,516,000 3,256,000 3,728,000 1,098,000 1,446,000 1,719,000 2,130,000 628,000 1,742,000 2,384,000 3,081,000 828,000 1,534,000 2,133,000 1,578,000 2,199,000 2,423,000 
        refundable income taxes
      134,000 3,209,000 2,006,000 320,000 5,542,000 3,448,000 3,955,000 3,008,000  1,190,000 2,193,000 2,317,000  4,327,000 1,006,000   5,539,000 1,382,000    1,719,000   987,000 2,850,000 5,404,000 2,361,000 712,000 2,011,000 1,534,000 932,000 1,980,000 233,000 3,131,000  2,705,000 549,000    707,000   388,000 225,000 176,000 258,000 466,000 226,000 235,000 280,000 242,000 414,000 514,000 446,000 566,000 525,000 525,000 358,000 484,000 600,000 578,000 543,000 5,034,000 6,003,000 6,045,000 6,255,000 4,672,000 8,570,000 1,348,000  1,576,000 364,000 1,724,000      213,000 2,622,000       3,086,000   
        total current assets
      506,049,000 522,709,000 510,774,000 520,243,000 516,726,000 546,136,000 532,008,000 546,400,000 506,919,000 514,297,000 503,916,000 520,849,000 475,439,000 454,162,000 440,644,000 422,524,000 395,265,000 367,098,000 351,896,000 353,641,000 229,548,000 222,283,000 221,084,000 217,038,000 242,263,000 184,206,000 175,640,000 169,011,000 159,839,000 154,623,000 161,233,000 148,861,000 138,650,000 134,742,000 136,957,000 134,355,000 118,801,000 110,901,000 114,113,000 107,939,000 100,938,000 91,180,000 92,494,000 94,066,000 85,178,000 82,245,000 67,207,000 73,143,000 69,201,000 71,886,000 76,410,000 79,183,000 80,018,000 78,091,000 72,448,000 81,533,000 84,872,000 78,058,000 63,771,000 57,361,000 56,831,000 47,917,000 48,379,000 48,633,000 43,474,000 43,789,000 75,257,000 80,787,000 88,490,000 83,097,000 116,080,000 108,184,000 103,882,000 95,939,000 91,289,000 90,077,000 92,358,000 83,040,000 82,538,000 78,072,000 76,388,000 74,900,000 73,646,000 80,256,000 79,791,000 81,021,000 76,424,000 73,037,000 59,205,000 69,625,000 76,709,000 74,650,000 
        property, plant, and equipment
      569,739,000 327,987,000 588,443,000 581,901,000 570,962,000 316,672,000 533,386,000 512,170,000 502,744,000 262,303,000 465,746,000 475,472,000 461,069,000 235,632,000 430,945,000 418,040,000 433,017,000 207,286,000 391,111,000 378,962,000 323,551,000 131,992,000 323,755,000 320,192,000 317,159,000 128,419,000 304,730,000 299,666,000 297,420,000 120,788,000    103,051,000                                                           
        less accumulated depreciation and amortization
      -272,199,000  -261,462,000 -256,150,000 -251,064,000  -241,243,000 -236,423,000 -231,849,000  -222,497,000 -224,823,000 -220,100,000  -210,254,000 -206,055,000 -225,651,000  -193,863,000 -189,330,000 -184,932,000  -194,112,000 -191,589,000 -188,488,000  -182,576,000 -179,772,000 -177,478,000  -172,344,000 -169,712,000 -167,095,000  -161,540,000 -158,812,000 -156,083,000  -152,357,000 -152,180,000 -149,585,000  -143,315,000 -140,319,000 -137,306,000  -133,337,000 -130,342,000 -127,409,000  -122,061,000 -119,133,000 -116,227,000  -112,336,000 -113,952,000 -111,143,000  -104,434,000 -102,115,000                                 
        operating lease right-of-use assets
      11,885,000 13,847,000 14,849,000 15,270,000 16,294,000 15,540,000 14,910,000 10,609,000 11,258,000 13,975,000 15,551,000 17,122,000 14,698,000 15,042,000 14,516,000 15,559,000 15,981,000 9,671,000 8,436,000 9,169,000 4,606,000 5,151,000 5,362,000 5,903,000 6,295,000 6,490,000                                                                   
        investment in joint venture
      6,692,000 8,211,000 7,894,000 7,519,000 7,281,000 7,024,000    5,197,000    5,534,000    4,944,000                                                 195,000 238,000 258,000 318,000 399,000 358,000 358,000                    
        intangible assets
      206,893,000 244,696,000 266,010,000 266,824,000 267,638,000 268,451,000 269,265,000 270,079,000 270,893,000 271,706,000 272,520,000 271,440,000 216,250,000 216,768,000 217,285,000 217,803,000 218,320,000 218,838,000 219,355,000 219,872,000                                                                         
        goodwill
       115,667,000 247,789,000 247,789,000 247,789,000 247,789,000 321,544,000 321,544,000 321,544,000 321,544,000 321,544,000 325,713,000 226,294,000 226,294,000 226,294,000 226,294,000 226,294,000 226,294,000 227,588,000 228,243,000                                                                         
        other assets
      2,240,000 2,747,000 2,736,000 2,664,000 2,576,000 4,173,000 4,106,000 3,907,000 3,872,000 3,326,000 4,242,000 4,401,000 5,262,000 4,779,000 6,505,000 6,663,000 7,227,000 7,336,000 7,611,000 8,001,000 8,329,000 7,149,000 5,657,000 5,469,000 5,173,000 3,482,000 3,598,000 3,656,000 3,633,000 2,481,000 2,420,000 2,458,000 2,559,000 2,535,000 2,626,000 2,665,000 2,672,000 2,710,000 897,000 934,000 972,000 1,013,000 1,923,000 2,001,000 2,192,000 2,100,000 2,326,000 2,391,000 1,985,000 2,076,000    2,388,000 1,715,000 1,675,000 1,774,000 1,873,000 388,000 445,000 594,000 690,000 781,000 875,000 969,000 1,063,000 1,101,000 798,000 725,000 343,000 479,000 403,000 511,000 656,000 803,000 201,000 205,000 208,000 211,000 215,000 218,000 221,000 225,000 91,000 91,000 91,000 91,000 92,000 163,000 186,000 208,000 3,000 
        total assets
      1,031,299,000 1,235,864,000 1,377,033,000 1,386,060,000 1,378,202,000 1,405,785,000 1,440,619,000 1,434,097,000 1,390,282,000 1,392,348,000 1,366,365,000 1,395,129,000 1,184,186,000 1,158,211,000 1,132,075,000 1,106,620,000 1,076,819,000 1,041,467,000 1,017,468,000 1,014,297,000 381,102,000 366,575,000 361,746,000 357,013,000 382,402,000 322,597,000 307,020,000 298,724,000 290,100,000 277,892,000 273,580,000 260,155,000 245,211,000 240,328,000 234,017,000 241,946,000 234,573,000 225,336,000 220,157,000 211,699,000 201,107,000 194,310,000 189,395,000 178,975,000 166,587,000 160,599,000 149,109,000 154,774,000 149,902,000 151,329,000 155,215,000 158,520,000 161,214,000 163,171,000 158,641,000 167,512,000 169,588,000 169,157,000 135,766,000 133,631,000 133,303,000 121,409,000 122,269,000 121,137,000 116,524,000 118,875,000 137,810,000 145,132,000 156,964,000 181,256,000 225,932,000 225,359,000 233,016,000 226,717,000 224,304,000 220,428,000 217,369,000 207,213,000 204,584,000 198,721,000 196,359,000 194,508,000  190,877,000 189,640,000 192,644,000 187,037,000 182,217,000 173,433,000 173,130,000 176,856,000  
        current liabilities
                                                                                                  
        current maturities of long-term debt
      6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 6,400,000 5,600,000 4,800,000 4,189,000 3,228,000 3,227,000 3,227,000 3,227,000 2,400,000 1,600,000 412,000 408,000 404,000 401,000 397,000 393,000 390,000 386,000 382,000 379,000 375,000 372,000 368,000 4,366,000 4,362,000 4,359,000 4,356,000 4,352,000 5,997,000 3,345,000 2,400,000 2,484,000 2,567,000 2,613,000 2,598,000 1,583,000 1,570,000 1,557,000 1,558,000 1,601,000 1,642,000 1,683,000 1,710,000 1,697,000 1,684,000 1,670,000 1,657,000 1,705,000 602,000 660,000 700,000 689,000 696,000 2,606,000 10,026,000 3,147,000 3,793,000 1,602,000 432,000 3,547,000 3,826,000 4,106,000 4,151,000 3,704,000 3,761,000 3,817,000 3,796,000 3,757,000 3,721,000 3,583,000 4,705,000 4,687,000   3,201,000 3,201,000 3,201,000 3,201,000 3,202,000 3,202,000 
        accounts payable
      49,750,000 54,589,000 42,695,000 41,932,000 54,400,000 66,336,000 53,717,000 56,056,000 49,559,000 73,594,000 54,403,000 84,921,000 66,755,000 66,432,000 64,858,000 60,572,000 52,763,000 53,712,000 37,004,000 37,434,000 28,545,000 30,273,000 29,055,000 21,429,000 28,456,000 29,511,000 24,200,000 20,711,000 19,398,000 25,363,000 22,905,000 23,333,000 24,630,000 30,037,000 20,710,000 16,140,000 16,506,000 20,342,000 17,713,000 20,982,000 16,740,000 20,940,000 20,775,000 19,173,000 16,539,000 16,076,000 14,101,000 18,342,000 18,552,000 23,107,000 19,689,000 18,653,000 22,977,000 18,860,000 15,094,000 22,423,000 20,970,000 22,704,000 16,029,000 18,052,000 14,664,000 11,391,000 10,377,000 10,341,000 10,765,000 10,634,000 7,174,000 19,864,000 22,094,000 20,932,000 23,315,000 20,912,000 16,061,000 14,775,000 15,814,000 17,683,000 16,211,000 13,482,000 10,661,000 11,701,000 14,958,000 14,038,000 11,744,000 11,026,000 8,697,000 8,655,000 10,576,000 13,193,000 10,299,000 9,729,000 10,586,000 10,378,000 
        contingent consideration
      110,800,000 110,800,000    85,300,000 85,100,000 78,700,000 73,300,000 69,200,000 66,300,000 63,900,000                                                                                 
        federal and state excise taxes payable
      3,654,000 5,755,000 2,452,000 3,855,000 5,260,000 5,358,000 2,482,000 4,492,000 3,800,000 2,251,000 2,719,000 5,946,000 7,388,000 4,627,000 4,713,000 7,673,000 6,476,000 6,992,000                                                                           
        accrued expenses and other
      14,387,000 22,507,000 21,584,000 18,424,000 16,282,000 14,356,000 19,739,000 17,843,000 16,159,000 31,861,000 26,586,000 21,384,000 17,056,000 28,716,000 26,420,000 20,681,000 16,559,000 24,869,000 39,737,000 31,881,000 18,117,000                                                                        
        total current liabilities
      184,991,000 200,051,000 183,931,000 178,611,000 182,342,000 92,450,000 82,338,000 84,791,000 80,258,000 114,106,000 90,108,000 118,651,000 102,315,000 105,375,000 100,791,000 93,256,000 84,463,000 88,800,000 86,466,000 83,438,000 55,003,000 53,329,000 44,405,000 39,195,000 41,312,000 39,295,000 35,125,000 32,118,000 30,417,000 37,463,000 31,832,000 31,649,000 32,166,000 41,580,000 30,793,000 31,696,000 31,526,000 36,995,000 32,818,000 35,664,000 37,171,000 37,661,000 37,593,000 36,336,000 32,271,000 30,748,000 28,110,000 30,507,000 29,925,000 34,150,000 28,909,000 26,970,000 32,017,000 29,771,000 51,310,000 59,040,000 58,239,000 59,171,000 48,786,000 34,980,000 31,353,000 20,015,000 22,460,000 23,491,000 25,675,000 21,942,000 36,148,000 49,545,000 67,104,000 85,642,000 69,216,000 53,219,000 44,824,000 45,886,000 42,585,000 40,137,000 36,153,000 36,725,000 38,069,000 39,230,000 38,995,000 37,925,000 33,018,000 36,303,000 35,987,000 38,744,000 36,613,000 34,570,000 30,838,000 31,098,000 33,018,000 33,486,000 
        long-term debt, less current maturities
      42,295,000 49,735,000 66,220,000 94,663,000 94,771,000 121,277,000 87,784,000 107,292,000 98,799,000 85,305,000 114,812,000 123,319,000 27,914,000 29,510,000 31,105,000 32,698,000 34,463,000 35,266,000 36,068,000 36,870,000 37,476,000 38,271,000 40,363,000 40,463,000 40,561,000 40,658,000 40,756,000 40,851,000 20,946,000 21,040,000 21,133,000 21,225,000 21,316,000 21,407,000 21,496,000 14,034,000 15,126,000 16,218,000 17,309,000 18,399,000 19,239,000 7,579,000 6,512,000 7,083,000 7,652,000 7,670,000 8,329,000 2,814,000 3,214,000 3,611,000 4,005,000 4,395,000 4,783,000 5,168,000 5,564,000 5,996,000 6,425,000 6,852,000 7,276,000 7,702,000 1,645,000 1,763,000 1,897,000 2,082,000                             
        convertible senior notes
      196,263,000 196,183,000 196,103,000 196,023,000 195,943,000 195,864,000 195,784,000 195,704,000 195,624,000 195,544,000 195,465,000 195,385,000 195,305,000 195,225,000 195,146,000 195,066,000 194,986,000 194,906,000                                                                           
        long-term operating lease liabilities
      9,007,000 10,561,000 11,483,000 11,814,000 12,749,000 11,940,000 11,688,000 8,567,000 9,229,000 11,292,000 12,606,000 13,568,000 11,252,000 11,622,000 11,327,000 12,206,000 12,595,000 6,997,000 5,999,000 6,626,000 2,593,000 3,057,000 3,226,000 3,691,000 4,058,000 4,267,000                                                                   
        other noncurrent liabilities
      2,246,000 2,534,000 2,352,000 2,291,000 2,210,000 2,981,000 3,053,000 3,069,000 3,813,000 4,763,000 3,888,000 3,943,000 3,768,000 3,723,000 4,047,000 4,095,000 4,513,000 5,132,000 5,163,000 5,117,000 4,475,000 4,898,000 4,818,000 4,605,000 4,358,000 4,170,000 1,576,000 1,851,000 1,516,000 1,523,000 1,112,000 545,000 542,000  465,000 402,000 399,000  -197,000 81,000 80,000      706,000 684,000 662,000  946,000 987,000 1,006,000                                        
        deferred income taxes
      16,856,000 60,010,000 63,405,000 62,529,000 63,494,000 63,430,000 61,987,000 63,061,000 63,716,000 63,071,000 65,000,000 69,241,000 67,685,000 67,112,000 65,799,000 66,226,000 66,394,000 66,101,000 60,479,000 58,450,000 1,650,000 2,298,000 2,165,000 1,606,000 1,806,000 1,929,000 2,629,000 2,224,000 1,822,000 1,677,000 936,000 741,000 291,000 12,000 3,788,000 4,009,000 2,942,000 3,432,000 1,541,000 2,008,000 2,135,000  5,555,000 6,093,000 6,524,000 7,924,000 2,532,000 3,303,000 4,162,000 4,977,000 6,349,000 4,943,000 5,044,000 5,283,000 4,763,000 5,286,000 6,802,000 6,056,000 2,575,000 3,740,000 2,678,000 2,854,000 4,330,000 6,267,000 639,000 1,085,000 370,000 1,218,000 3,276,000 3,627,000 3,258,000 2,472,000 2,394,000 5,323,000 5,759,000 5,696,000 4,277,000 1,591,000 1,990,000 945,000 945,000 945,000 663,000 2,090,000 2,090,000 2,090,000 2,090,000 241,000 241,000 241,000 397,000 397,000 
        total liabilities
      451,658,000 519,074,000 523,494,000 545,931,000 551,509,000 573,242,000 527,734,000 541,184,000 524,739,000 543,281,000 548,179,000 588,007,000 408,239,000 412,567,000 408,215,000 403,547,000 397,414,000 397,202,000 402,557,000 420,795,000 102,591,000 104,049,000 109,745,000 114,316,000 146,837,000 91,553,000 87,600,000 86,282,000 84,981,000 76,451,000 83,218,000 77,795,000 69,823,000 71,598,000 74,580,000 81,456,000 80,435,000 79,044,000 82,371,000 81,869,000 78,146,000 78,150,000 80,111,000 61,974,000 58,105,000 56,234,000 52,112,000 64,135,000 64,551,000 69,726,000 73,753,000 70,829,000 73,637,000 76,344,000 72,127,000 82,450,000 83,670,000 84,727,000 70,411,000 58,433,000 51,636,000 40,815,000 45,032,000 48,353,000 46,085,000 46,339,000 70,321,000 81,248,000                         
        commitments and contingencies
                                                                                                  
        stockholders’ equity
                                                                                                  
        capital stock
                                                                                                  
        preferred, 5% non-cumulative; 10 par value; authorized 1,000 shares; issued and outstanding 437 shares
      4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000   4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000  4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000    4,000    4,000   4,000   
        common stock
                                                                                            6,715,000   6,715,000   
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at march 31, 2026 and december 31, 2025; and 21,369,125 and 21,294,315 shares outstanding at march 31, 2026 and december 31, 2025, respectively
      6,715,000                                                                                            
        additional paid-in capital
      328,479,000 330,872,000 330,062,000 329,256,000 328,935,000 332,195,000 330,396,000 329,713,000 329,460,000 325,453,000 323,129,000 322,267,000 320,997,000 318,839,000 317,541,000 317,240,000 316,571,000 315,802,000 315,543,000 315,062,000 18,016,000 15,503,000 15,284,000 15,026,000 14,364,000 14,029,000 13,601,000 13,117,000 12,636,000 15,375,000 14,888,000 14,484,000 13,983,000 13,912,000 14,961,000 14,723,000 14,318,000 14,279,000 12,938,000 12,634,000 12,361,000 11,356,000 11,013,000 10,286,000 10,109,000 9,904,000 9,196,000 8,879,000 8,758,000 8,728,000 8,844,000 8,637,000 8,247,000 7,894,000 7,553,000 7,344,000 7,278,000 6,925,000 6,715,000 7,473,000 7,108,000 6,699,000 12,303,000 11,990,000 11,626,000 11,465,000 11,403,000 11,572,000 11,395,000 11,148,000 9,003,000 9,224,000 9,198,000 9,103,000 9,084,000 9,641,000 9,500,000 9,180,000 7,203,000 6,117,000 5,774,000 5,536,000 5,341,000 5,341,000 5,243,000 5,239,000 5,005,000 4,110,000 2,615,000 2,605,000 2,605,000 2,605,000 
        retained earnings
      308,307,000 445,736,000 582,973,000 570,154,000 558,327,000 563,929,000 608,504,000 587,265,000 557,848,000 539,883,000 511,480,000 500,933,000 471,471,000 443,061,000 423,063,000 401,915,000 379,013,000 344,237,000 315,022,000 293,724,000 276,318,000 262,943,000 253,354,000 245,016,000 238,567,000 230,784,000 219,551,000 213,049,000 206,851,000 198,914,000 188,469,000 180,835,000 174,682,000 167,129,000 155,175,000 156,325,000 150,643,000 142,652,000 135,739,000 126,550,000 120,242,000 114,558,000 108,079,000 101,308,000 93,437,000 89,454,000 81,891,000 75,663,000 70,564,000 66,686,000 67,047,000 73,372,000 73,092,000 72,531,000 72,351,000 71,933,000 72,783,000 78,953,000 62,809,000 69,224,000 79,482,000 78,781,000 75,540,000 71,428,000 68,953,000 71,206,000 66,428,000 62,690,000 65,606,000 71,854,000 131,813,000 141,864,000 151,414,000 146,133,000 148,929,000 147,221,000 146,732,000 139,898,000 136,267,000 128,901,000 126,820,000 126,002,000 124,754,000 124,022,000 122,395,000 121,041,000 123,181,000 120,016,000 118,017,000 114,861,000 116,230,000 116,543,000 
        accumulated other comprehensive loss
      -638,000 -373,000 -10,000  -362,000 -658,000 -19,000 -553,000 -437,000  -478,000           486,000 -157,000 -231,000 -252,000 -246,000 -104,000 -97,000 -81,000 -164,000 -269,000 -283,000 -324,000 -311,000    -373,000    -500,000    -732,000      -523,000 -382,000        -2,986,000             118,000                   
        treasury stock
      -61,577,000 -64,518,000 -64,557,000 -64,600,000 -65,270,000 -68,019,000 -31,128,000 -28,687,000 -26,571,000 -21,166,000 -21,260,000 -21,347,000 -21,885,000 -21,591,000 -21,665,000 -21,726,000 -22,464,000 -22,357,000 -22,406,000 -22,469,000 -23,083,000 -23,125,000 -23,199,000 -23,833,000 -23,833,000 -20,242,000    -19,403,000    -18,719,000    -16,985,000    -15,973,000    -980,000    -526,000           -8,656,000                             -18,917,000   
        total mgp ingredients, inc. stockholders’ equity
      581,290,000 718,436,000 855,187,000 841,784,000 828,349,000  914,472,000 894,457,000 867,019,000  819,590,000 808,403,000 777,066,000  724,794,000 703,827,000 679,961,000  615,190,000 593,578,000                                                                         
        noncontrolling interest
      -1,649,000 -1,646,000 -1,648,000 -1,655,000 -1,656,000 -1,623,000 -1,587,000 -1,544,000 -1,476,000 -1,425,000 -1,404,000 -1,281,000 -1,119,000 -1,080,000 -934,000 -754,000 -556,000 -490,000 -279,000 -76,000                                                                         
        total equity
      579,641,000 716,790,000 853,539,000 840,129,000 826,693,000 832,543,000 912,885,000 892,913,000 865,543,000 849,067,000 818,186,000 807,122,000 775,947,000 745,644,000 723,860,000 703,073,000 679,405,000 644,265,000 614,911,000 593,502,000                                                                         
        total liabilities and equity
      1,031,299,000 1,235,864,000 1,377,033,000 1,386,060,000 1,378,202,000 1,405,785,000 1,440,619,000 1,434,097,000 1,390,282,000 1,392,348,000 1,366,365,000 1,395,129,000 1,184,186,000 1,158,211,000 1,132,075,000 1,106,620,000 1,076,819,000 1,041,467,000 1,017,468,000 1,014,297,000                                                                         
        commitments and contingencies – note 11
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at december 31, 2025 and 2024; 21,294,315 and 21,194,707 shares outstanding at december 31, 2025 and 2024, respectively
       6,715,000                                                                                           
        contingent consideration, current
        110,800,000 108,000,000 100,000,000                                                                                        
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at september 30, 2025 and december 31, 2024; and 21,292,736 and 21,194,707 shares outstanding at september 30, 2025 and december 31, 2024, respectively
        6,715,000                                                                                          
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at june 30, 2025 and december 31, 2024; and 21,291,442 and 21,194,707 shares outstanding at june 30, 2025 and december 31, 2024, respectively
         6,715,000                                                                                         
        accumulated other comprehensive income
         255,000      -397,000  -169,000 -236,000 -304,000 -864,000 -321,000 122,000 354,000 312,000 542,000 541,000                             -4,000    -233,000 -25,000 -850,000 -862,000 -1,035,000 -3,535,000 -15,000           1,515,000 3,533,000 4,402,000                    
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at march 31, 2025 and december 31, 2024; and 21,270,343 and 21,194,707 shares outstanding at march 31, 2025 and december 31, 2024, respectively
          6,715,000                                                                                        
        receivables (less allowance for credit loss of 1,875 and 1,475 at december 31, 2024 and 2023, respectively
           148,488,000                                                                                       
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at december 31, 2024 and 2023; 21,194,707 and 22,016,113 shares outstanding at december 31, 2024 and 2023, respectively
           6,715,000                                                                                       
        total mgp ingredients, inc. stockholders equity
           834,166,000    850,492,000    746,724,000    644,755,000                                                                           
        investment in joint ventures
            6,643,000 5,811,000 4,901,000  5,343,000 4,955,000 5,274,000  6,140,000 5,792,000 6,366,000  5,334,000 5,739,000                                   7,762,000 7,889,000 8,049,000 12,147,000 9,718,000 12,575,000 14,864,000 14,722,000 15,883,000 14,266,000 14,393,000 14,727,000                           
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at september 30, 2024 and december 31, 2023; and 21,952,581 and 22,016,113 shares outstanding at september 30, 2024 and december 31, 2023, respectively
            6,715,000                                                                                      
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at june 30, 2024 and december 31, 2023; and 21,987,685 and 22,016,113 shares outstanding at june 30, 2024 and december 31, 2023, respectively
             6,715,000                                                                                     
        income taxes payable
              4,340,000    4,716,000   141,000 5,437,000   1,721,000 5,941,000 704,000  4,732,000 2,054,000            534,000  592,000 742,000 4,797,000 685,000  469,000 574,000                            21,000    1,614,000 1,726,000 4,210,000 1,186,000 568,000 426,000  2,416,000 3,499,000 2,129,000 2,423,000      
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at march 31, 2024 and december 31, 2023; and 22,009,057 and 22,016,113 shares outstanding at march 31, 2024 and december 31, 2023, respectively
              6,715,000                                                                                    
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at december 31, 2023 and 2022; 22,016,113 and 21,994,042 shares outstanding at december 31, 2023 and 2022, respectively
               6,715,000                                                                                   
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at september 30, 2023 and december 31, 2022; and 22,015,196 and 21,994,042 shares outstanding at september 30, 2023 and december 31, 2022, respectively
                6,715,000                                                                                  
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at june 30, 2023 and december 31, 2022; and 22,014,374 and 21,994,042 shares outstanding at june 30, 2023 and december 31, 2022, respectively
                 6,715,000                                                                                 
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at march 31, 2023 and december 31, 2022; and 22,008,929 and 21,994,042 shares outstanding at march 31, 2023 and december 31, 2022, respectively
                  6,715,000                                                                                
        commitments and contingencies – note 10
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at december 31, 2022 and 2021; 21,994,042 and 21,964,314 shares outstanding at december 31, 2022 and 2021, respectively
                   6,715,000                                                                               
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at september 30, 2022 and december 31, 2021; and 21,993,355 and 21,964,314 shares outstanding at september 30, 2022 and december 31, 2021, respectively
                    6,715,000                                                                              
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at june 30, 2022 and december 31, 2021; and 21,992,751 and 21,964,314 shares outstanding at june 30, 2022 and december 31, 2021, respectively
                     6,715,000                                                                             
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at march 31, 2022 and december 31, 2021; and 21,985,100 and 21,964,314 shares outstanding at march 31, 2022 and december 31, 2021, respectively
                      6,715,000                                                                            
        no par value; authorized 40,000,000 shares; issued 23,125,166 and 18,115,965 shares at december 31, 2021 and 2020, respectively; 21,964,314 and 16,915,862 shares outstanding at december 31, 2021 and 2020, respectively
                       6,715,000                                                                           
        federal and state liquor taxes payable
                        6,498,000 9,175,000                                                                         
        credit agreement - revolver
                        208,382,000 230,294,000   13,733,000 23,662,000 53,590,000 1,000 173,000 1,245,000 21,641,000 10,588,000 23,605,000                                                              
        no par value; authorized 40,000,000 shares; issued 23,125,166 shares at september 30, 2021 and 18,115,965 shares at december 31, 2020; and 21,963,574 and 16,915,862 shares outstanding at september 30, 2021 and december 31, 2020, respectively
                        6,715,000                                                                          
        no par value; authorized 40,000,000 shares; issued 23,123,793 shares at june 30, 2021 and 18,115,965 shares at december 31, 2020; and 21,961,233 and 16,915,862 shares outstanding at june 30, 2021 and december 31, 2020, respectively
                         6,715,000                                                                         
        deferred credits
                          1,394,000 2,196,000 1,035,000 1,094,000 1,152,000 1,233,000 1,316,000 1,399,000 1,482,000 1,565,000 1,687,000 1,789,000 1,934,000 2,151,000 2,361,000 2,568,000 2,777,000 2,978,000    3,402,000    4,099,000                                               
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2021 and december 31, 2020; and 16,940,600 and 16,915,862 shares outstanding at march 31, 2021 and december 31, 2020, respectively
                          6,715,000                                                                        
        total stockholders’ equity
                          278,511,000 262,526,000 252,001,000 242,697,000 235,565,000 231,044,000 219,420,000 212,442,000 205,119,000 201,441,000 190,362,000 182,360,000 175,388,000 168,730,000 159,437,000 160,490,000 154,138,000 146,292,000 137,786,000 129,830,000 122,961,000 116,160,000 109,284,000 117,001,000 108,482,000 104,365,000 96,997,000 90,639,000 85,351,000 81,603,000 81,462,000 87,691,000 87,577,000 86,827,000 86,514,000 85,062,000 85,918,000 84,430,000 65,355,000 75,198,000 81,667,000 80,594,000 77,237,000 72,784,000 70,439,000 72,536,000 67,489,000 63,884,000 68,263,000 74,273,000 134,015,000 146,298,000 156,639,000 146,745,000 148,148,000 146,672,000 146,874,000 139,475,000 134,912,000 126,739,000  122,086,000 120,527,000    118,209,000      
        total liabilities and stockholders’ equity
                          381,102,000 366,575,000 361,746,000 357,013,000 382,402,000 322,597,000 307,020,000 298,724,000 290,100,000 277,892,000 273,580,000 260,155,000 245,211,000 240,328,000 234,017,000 241,946,000 234,573,000 225,336,000 220,157,000 211,699,000 201,107,000 194,310,000 189,395,000 178,975,000 166,587,000 160,599,000 149,109,000 154,774,000 149,902,000 151,329,000 155,215,000 158,520,000 161,214,000 163,171,000 158,641,000 167,512,000 169,588,000 169,157,000 135,766,000 133,631,000 133,303,000 121,409,000 122,269,000 121,137,000 116,524,000 118,875,000 137,810,000 145,132,000 156,964,000 181,256,000 225,932,000 225,359,000 233,016,000 226,717,000 224,304,000 220,428,000 217,369,000 207,213,000 204,584,000 198,721,000 196,359,000 194,508,000 189,500,000 190,877,000  192,644,000 187,037,000 182,217,000 173,433,000    
        accrued expenses
                           20,752,000 14,938,000 12,626,000 10,398,000 9,383,000 10,528,000 11,014,000 10,629,000 11,714,000 8,545,000 7,937,000 7,161,000 11,171,000 9,715,000 8,009,000 7,317,000 8,945,000 7,673,000 7,101,000 7,335,000 10,400,000 10,348,000 9,889,000 7,848,000 8,010,000 7,987,000 7,314,000 7,239,000 8,282,000 7,145,000 6,716,000 6,677,000 5,220,000 5,418,000 5,165,000 5,841,000 4,023,000 4,916,000 4,399,000 4,248,000 4,116,000 6,194,000 7,510,000 6,457,000 5,678,000 6,299,000 5,976,000 6,723,000 8,076,000 6,582,000 11,145,000 7,801,000 8,523,000 7,769,000 8,522,000 5,958,000 8,709,000 10,028,000 6,819,000 5,588,000 7,324,000 5,621,000 4,818,000 3,818,000 5,395,000 7,815,000 4,905,000 3,635,000 3,604,000 3,323,000 2,853,000 
        commitments and contingencies – note 9
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at december 31, 2020 and 2019; 16,915,862 and 17,028,125 shares outstanding at december 31, 2020 and 2019, respectively
                           6,715,000                                                                       
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at september 30, 2020 and december 31, 2019; and 16,913,313 and 17,028,125 shares outstanding at september 30, 2020 and december 31, 2019, respectively
                            6,715,000                                                                      
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at june 30, 2020 and december 31, 2019; and 16,895,522 and 17,028,125 shares outstanding at june 30, 2020 and december 31, 2019, respectively
                             6,715,000                                                                     
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2020 and december 31, 2019; and 16,895,522 and 17,028,125 shares outstanding at march 31, 2020 and december 31, 2019, respectively
                              6,715,000                                                                    
        receivables (less allowance for doubtful accounts at december 31, 2019 and 2018 - 24
                               40,931,000                                                                   
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at december 31, 2019 and 2018; 17,028,125 and 16,856,414 shares outstanding at december 31, 2019 and 2018, respectively
                               6,715,000                                                                   
        operating lease right-of-use asset
                                5,628,000 6,163,000 6,686,000                                                                
        operating lease liability
                                3,598,000 4,112,000 4,631,000                                                                
        accrued retirement, health, and life insurance benefits
                                2,427,000 2,482,000 2,526,000 2,595,000    3,133,000                                                           
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at september 30, 2019 and december 31, 2018; and 17,024,938 and 16,856,414 shares outstanding at september 30, 2019 and december 31, 2018, respectively
                                6,715,000                                                                  
        shares of 1,091,027 at september 30, 2019, and 1,259,511 at december 31, 2018
                                -20,347,000                                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at june 30, 2019 and december 31, 2018; and 17,024,924 and 16,856,414 shares outstanding at june 30, 2019 and december 31, 2018, respectively
                                 6,715,000                                                                 
        shares of 1,091,041 at june 30, 2019, and 1,259,551 at december 31, 2018
                                 -20,346,000                                                                 
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2019, and december 31, 2018, and 17,014,882 and 16,856,414 shares outstanding at march 31, 2019, and december 31, 2018, respectively
                                  6,715,000                                                                
        shares of 1,101,083 at march 31, 2019, and 1,259,551 at december 31, 2018
                                  -21,006,000                                                                
        receivables (less allowance for doubtful accounts at december 31, 2018 and 2017 - 24
                                   38,797,000                                                               
        commitments and contingencies – note 8
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at december 31, 2018 and 2017; 16,856,414 and 16,797,420 shares outstanding at december 31, 2018 and 2017, respectively
                                   6,715,000                                                               
        property and equipment
                                    282,271,000 278,548,000 271,097,000  255,974,000 252,586,000 249,780,000 92,791,000 239,986,000 238,150,000 233,002,000 83,554,000 219,866,000 206,362,000 202,850,000 63,881,000 198,549,000 196,796,000 195,667,000 70,244,000 192,361,000 189,783,000 188,764,000 75,391,000 189,052,000 190,367,000 186,036,000 77,079,000 61,889,000 63,250,000 61,014,000 58,080,000 57,226,000 57,363,000 57,688,000 59,296,000 61,257,000 63,309,000 67,491,000 97,498,000 108,974,000 116,414,000 128,265,000 130,122,000 132,212,000 130,150,000 124,806,000 123,965,000 121,835,000    115,629,000    109,097,000   91,804,000   
        accrued retirement, health and life insurance benefits
                                    2,913,000 2,989,000 3,030,000  3,381,000 3,415,000 3,460,000  3,921,000 4,045,000                                                     
        contingencies
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at september 30, 2018 and december 31, 2017, and 16,851,916 and 16,797,420 shares outstanding at september 30, 2018 and december 31, 2017, respectively
                                    6,715,000                                                              
        shares of 1,264,049 at september 30, 2018 and 1,318,545 at december 31, 2017
                                    -19,445,000                                                              
        revolving credit facility
                                     18,857,000 10,544,000 2,775,000 12,296,000 25,332,000 24,205,000 15,424,000 23,801,000 18,618,000 12,208,000 22,536,000  14,000 14,000  5,736,000 19,009,000 18,455,000 18,000,000 24,867,000 24,663,000 21,766,000 25,893,000 26,368,000 23,380,000 21,792,000 21,142,000 12,870,000 4,658,000 5,998,000 86,000 1,517,000  4,081,000 2,936,000 12,649,000 17,833,000 24,176,000 42,483,000 23,000,000 10,000,000 10,000,000 11,000,000 7,000,000 2,000,000                 
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at june 30, 2018 and december 31, 2017, and 16,847,737 and 16,797,420 shares outstanding at june 30, 2018 and december 31, 2017, respectively
                                     6,715,000                                                             
        shares of 1,268,228 at june 30, 2018 and 1,318,545 at december 31, 2017
                                     -19,395,000                                                             
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2018 and december 31, 2017, and 16,844,596 and 16,797,420 shares outstanding at march 31, 2018 and december 31, 2017, respectively
                                      6,715,000                                                            
        shares of 1,271,369 at march 31, 2018 and 1,318,545 at december 31, 2017
                                      -19,672,000                                                            
        equity method investments
                                         11,152,000 19,403,000 18,934,000 17,518,000 16,856,000 15,780,000 18,563,000 18,427,000 16,865,000 13,673,000 12,373,000 14,364,000 12,786,000 10,458,000 7,123,000 6,352,000 6,424,000 6,347,000 7,301,000                                       
        accounts payable to affiliate
                                         3,181,000 2,807,000 3,349,000 2,484,000 2,487,000 2,302,000 2,291,000 4,070,000 4,321,000 4,018,000 3,333,000 3,424,000 3,268,000 2,564,000 1,204,000 517,000  721,000 4,008,000 2,572,000 4,611,000 4,787,000 6,167,000 4,620,000 6,166,000 5,841,000 3,762,000 3,672,000 4,951,000 3,676,000 88,000                           
        other non current liabilities
                                       540,000    393,000    79,000        640,000    1,000,000 1,460,000 1,715,000 1,744,000 2,144,000 811,000 1,015,000 2,439,000 2,597,000 2,767,000 2,964,000   12,117,000 14,663,000   10,906,000                      
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at december 31, 2017 and 2016; 16,797,420 and 16,658,765 shares outstanding at december 31, 2017 and 2016, respectively
                                       6,715,000                                                           
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at september 30, 2017 and december 31, 2016, and 16,723,696 and 16,658,765 shares outstanding at september 30, 2017 and december 31, 2016, respectively
                                        6,715,000                                                          
        accumulated other comprehensive loss, net of tax
                                        -493,000 -454,000 -414,000  -556,000 -538,000 -517,000  -489,000 -474,000 -803,000   321,000 -179,000  -634,000                                          
        shares of 1,392,269 at september 30, 2017 and 1,457,200 at december 31, 2016
                                        -16,925,000                                                          
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at june 30, 2017 and december 31, 2016, and 16,715,939 and 16,658,765 shares outstanding at june 30, 2017 and december 31, 2016, respectively
                                         6,715,000                                                         
        shares of 1,400,026 at june 30, 2017 and 1,457,200 at december 31, 2016
                                         -16,823,000                                                         
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2017 and december 31, 2016, and 16,709,908 and 16,658,765 shares outstanding at march 31, 2017 and december 31, 2016, respectively
                                          6,715,000                                                        
        shares of 1,406,057 at march 31, 2017 and 1,457,200 at december 31, 2016
                                          -17,128,000                                                        
        accrued retirement health and life insurance benefits
                                           3,604,000   4,085,000 4,136,000 4,193,000 4,259,000 4,305,000 4,420,000 3,654,000 3,720,000 4,363,000 4,423,000 4,884,000 4,913,000 4,985,000 5,096,000 5,283,000 6,517,000 6,415,000 6,309,000 6,617,000 6,498,000 8,582,000 8,491,000 8,339,000 8,170,000                             
        commitments and contingencies – see notes 4 and 7
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at december 31, 2016 and 2015; 16,658,765 and 16,681,576 shares outstanding at december 31, 2016 and 2015, respectively
                                           6,715,000                                                       
        deferred credit
                                            3,178,000 3,054,000 3,228,000  3,579,000 3,759,000 3,939,000  4,259,000 4,098,000 3,770,000 3,925,000 3,793,000 3,958,000 4,036,000 4,133,000 3,747,000 3,896,000 4,045,000 4,195,000 4,346,000 4,498,000 4,939,000 5,095,000 5,239,000 5,379,000 5,596,000 5,783,000 5,975,000 6,190,000 6,484,000 6,687,000 4,562,000 7,615,000                     
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at september 30, 2016 and december 31, 2015, and 16,656,953 and 16,681,576 shares outstanding at september 30, 2016 and december 31, 2015, respectively
                                            6,715,000                                                      
        shares of 1,459,012 at september 30, 2016 and 1,434,389 at december 31, 2015
                                            -17,054,000                                                      
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at june 30, 2016 and december 31, 2015, and 16,697,823 and 16,681,576 shares outstanding at june 30, 2016 and december 31, 2015, respectively
                                             6,715,000                                                     
        shares of 1,418,142 at june 30, 2016 and 1,434,389 at december 31, 2015
                                             -15,535,000                                                     
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2016 and december 31, 2015, and 16,686,927 and 16,681,576 shares outstanding at march 31, 2016 and december 31, 2015, respectively
                                              6,715,000                                                    
        shares of 1,429,038 at march 31, 2016 and 1,434,389 at december 31, 2015
                                              -15,844,000                                                    
        other current liabilities
                                                  725,000 716,000                                               
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at december 31, 2015 and 2014; 16,681,576 and 17,674,559 shares outstanding at december 31, 2015 and 2014, respectively
                                               6,715,000                                                   
        credit facility
                                                19,901,000                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at september 30, 2015 and december 31, 2014, and 16,675,816 and 17,674,599 shares outstanding at september 30, 2015 and december 31, 2014, respectively
                                                6,715,000                                                  
        shares of 1,440,149 at september 30, 2015 and 441,406 at december 31, 2014
                                                -16,038,000                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at june 30, 2015 and december 31, 2014, and 17,673,856 and 17,674,599 shares outstanding at june 30, 2015 and december 31, 2014, respectively
                                                 6,715,000                                                 
        shares of 442,109 at june 30, 2015 and 441,406 at december 31, 2014
                                                 -838,000                                                 
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2015 and december 31, 2014, and 17,674,559 shares outstanding at march 31, 2015 and december 31, 2014
                                                  6,715,000                                                
        shares of 441,406 at march 31, 2015 and december 31, 2014
                                                  -980,000                                                
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at december 31, 2014 and 2013; 17,674,559 and 17,750,421 shares outstanding at december 31, 2014 and 2013, respectively
                                                   6,715,000                                               
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at september 30, 2014 and december 31, 2013, 17,635,730 and 17,750,421 shares outstanding at september 30, 2014 and december 31, 2013, respectively
                                                    6,715,000                                              
        accumulated other comprehensive gain, net of tax
                                                    198,000                                              
        shares of 480,235 and 365,544 at september 30, 2014 and december 31, 2013, respectively
                                                    -1,007,000                                              
        commitments and contingencies –
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at june 30, 2014 and december 31, 2013, 17,643,371 and 17,750,421 shares outstanding at june 30, 2014 and december 31, 2013, respectively
                                                     6,715,000                                             
        shares of 472,594 and 365,544 at june 30, 2014 and december 31, 2013, respectively
                                                     -943,000                                             
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2014 and december 31, 2013, 17,717,186 and 17,750,421 shares outstanding at march 31, 2014 and december 31, 2013, respectively
                                                      6,715,000                                            
        shares of 398,779 and 365,544 at march 31, 2014 and december 31, 2013, respectively
                                                      -511,000                                            
        restricted cash
                                                           12,000 129,000 2,757,000 6,151,000 7,605,000 8,168,000 1,028,000 1,168,000 490,000  971,000 810,000 34,000 3,000 203,000 1,444,000 1,361,000 3,000 3,000 3,000                    
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at december 31, 2013 and 2012; 17,750,421 and 17,934,233 shares outstanding at december 31, 2013 and 2012, respectively
                                                       6,715,000                                           
        other noncurrent assets
                                                        2,153,000 2,263,000 2,312,000                                        
        commitments and contingencies – see note 4
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at september 30, 2013 and december 31, 2012, 17,827,135 and 17,934,233 shares outstanding at september 30, 2013 and december 31, 2012, respectively
                                                        6,715,000                                          
        288,830 and 181,732 shares at september 30, 2013 and december 31, 2012, respectively
                                                        -514,000                                          
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at june 30, 2013 and december 31, 2012, 17,851,535 and 17,934,233 shares outstanding at june 30, 2013 and december 31, 2012, respectively
                                                         6,715,000                                         
        264,430 and 181,732 shares at june 30, 2013 and december 31, 2012, respectively
                                                         -514,000                                         
        no par value; authorized 40,000,000 shares; issued 18,115,965 shares at march 31, 2013 and december 31, 2012, 17,914,119 and 17,934,233 shares outstanding at march 31, 2013 and december 31, 2012, respectively
                                                          6,715,000                                        
        201,846 and 181,732 shares at march 31, 2013 and december 31, 2012, respectively
                                                          -99,000                                        
        derivative assets
                                                            606,000   1,304,000 385,000                                  
        assets held for sale
                                                               2,300,000         29,063,000 32,380,000 31,571,000 3,345,000 5,600,000                      
        derivative liabilities
                                                            148,000 1,764,000 3,165,000 3,465,000 8,694,000                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 and 19,530,344 shares at december 31, 2012 and 2011, respectively; 17,934,233 and 18,115,965 shares outstanding at december 31, 2012 and 2011, respectively
                                                           6,715,000                                       
        common; 181,732 and 1,414,379 shares at december 31, 2012 and 2011, respectively
                                                           -84,000                                       
        commitments and contingencies – see note 5
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 18,115,965 and 19,530,344 shares at september 30, 2012 and december 31, 2011, respectively; 17,934,233 and 18,115,965 shares outstanding at september 30, 2012 and december 31, 2011, respectively
                                                            6,715,000                                      
        common; 181,732 and 1,414,379 shares at september 30, 2012 and december 31, 2011, respectively
                                                            -84,000                                      
        no par value; authorized 40,000,000 shares; issued 18,115,965 and 19,530,344 shares at june 30, 2012 and december 31, 2011, respectively; 17,973,065 and 18,115,965 shares outstanding at june 30, 2012 and december 31, 2011, respectively
                                                             6,715,000                                     
        common; 142,900 and 1,414,379 shares at june 30, 2012 and december 31, 2011, respectively
                                                             -84,000                                     
        no par value; authorized 40,000,000 shares; issued 18,115,965 and 19,530,344 shares at march 31, 2012 and december 31, 2011, respectively; 18,115,965 shares outstanding at march 31, 2012 and december 31, 2011, respectively
                                                              6,715,000                                    
        common; 0 and 1,414,379 shares at march 31, 2012 and december 31, 2011, respectively
                                                                                                  
        assets
                                                                                                  
        deposits
                                                               1,000 26,000 595,000 1,349,000 2,181,000 1,120,000 733,000 1,835,000 1,367,000 186,000 980,000 854,000 2,162,000 580,000 1,869,000 3,247,000                    
        liabilities and stockholders’ equity
                                                                                                  
        commitments and contingencies – see notes 4, 7 and 14
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 19,530,344 shares at december 31, 2011, june 30, 2011 and june 30, 2010, respectively; 18,115,965, 17,905,767 and 17,519,614 shares outstanding at december 31, 2011, june 30, 2011and 2010, respectively
                                                               6,715,000                                   
        common; 1,414,379, 1,624,577 and 2,010,730 shares at december 31, 2011, june 30, 2011 and june 30, 2010, respectively
                                                               -7,132,000                                   
        property and equipment, at cost
                                                                166,323,000 165,365,000 159,916,000 154,683,000 165,614,000 164,559,000 163,899,000 163,460,000 163,364,000 163,345,000 170,349,000 314,730,000 315,782,000 355,782,000 363,867,000 362,047,000 360,472,000 355,095,000 346,311,000 342,008,000 336,428,000 331,514,000 327,717,000 324,357,000 317,626,000 308,348,000 303,627,000 300,571,000 296,377,000 287,533,000 278,313,000 263,990,000 262,051,000 258,687,000 
        no par value; authorized 40,000,000 shares; issued 19,530,344 shares at september 30, 2011 and june 30, 2011, respectively; 18,074,437 and 17,905,767 shares outstanding at september 30, 2011 and june 30, 2011, respectively
                                                                6,715,000                                  
        common: 1,455,907 and 1,624,577 shares at september 30, 2011 and june 30, 2011, respectively
                                                                -7,353,000                                  
        receivables (less allowance for doubtful accounts:
                                                                                                  
        june 30, 2011 - 118 and june 30, 2010 - 155)
                                                                 27,844,000                                 
        commitments and contingencies – see notes 7 and 14
                                                                                                  
        preferred, 5% non-cumulative; 10 par value; authorized 1,000
                                                                                                  
        shares; issued and outstanding 437 shares
                                                                 4,000 4,000                                
        no par value; authorized 40,000,000 shares; issued 19,530,344 shares at june 30, 2011 and 2010, respectively; 17,905,767 and 17,519,614 shares outstanding at june 30, 2011and 2010, respectively
                                                                 6,715,000                                 
        common; 2011 – 1,624,577 shares, 2010 – 2,010,730 shares
                                                                 -8,203,000                                 
        less accumulated depreciation
                                                                  -98,902,000                       197,818,000 193,869,000 190,464,000 187,280,000 183,306,000 179,521,000 172,186,000 171,048,000 167,554,000 
        no par value; authorized 40,000,000 shares; issued 19,530,344 shares
                                                                  6,715,000    6,715,000 6,715,000 6,715,000 6,715,000 6,715,000 6,715,000  6,715,000 6,715,000 6,715,000 6,715,000 6,715,000 6,715,000 6,715,000 6,715,000              
        at march 31, 2011 and june 30, 2010, respectively; 17,814,158 and 17,519,614 shares outstanding at march 31, 2011 and june 30, 2010, respectively
                                                                                                  
        no par value; authorized 40,000,000 shares; issued 19,530,344 shares at december 31, 2010 and june 30, 2010, respectively; 17,824,813 and 17,519,614 shares outstanding at december 31, 2010 and june 30, 2010, respectively
                                                                   6,715,000                               
        155 at september 30, 2010 and june 30, 2010, respectively)
                                                                    22,249,000                              
        no par value; authorized 40,000,000 shares; issued 19,530,344 shares at september 30, 2010 and june 30, 2010, respectively; 16,675,744 shares outstanding at september 30, 2010 and june 30, 2010, respectively
                                                                    6,715,000                              
        common: september 30, 2010 – 2,854,600 shares at september 30, 2010 and june 30, 2010, respectively
                                                                                                  
        liabilities related to assets held for sale
                                                                         2,725,000 6,372,000 7,102,000 11,325,000                      
        no par value; authorized 40,000,000 shares; issued 19,530,344 at june 30, 2010 and 2009, respectively; 16,675,744 and 16,598,585 shares outstanding at june 30, 2010 and 2009, respectively
                                                                     6,715,000                             
        common; 2010 – 2,854,600 shares, 2009 - 2,931,759 shares
                                                                                                  
        march 31, 2010 - 209 and june 30, 2009 - 388
                                                                      20,535,000                            
        prepaid expense
                                                                      2,904,000   980,000 1,738,000 3,123,000 362,000 1,560,000 2,167,000                    
        long-term debt
                                                                      2,253,000 5,423,000 15,711,000 9,632,000 1,104,000  1,301,000 6,404,000 7,169,000 7,922,000 8,940,000 9,690,000 10,612,000 11,501,000 12,355,000 13,317,000 14,272,000 15,217,000 16,785,000 17,399,000 18,006,000 18,821,000 12,561,000 12,262,000 12,494,000 15,232,000   
        accrued retirement benefits
                                                                      9,234,000 9,157,000                           
        other non-current liabilities
                                                                      2,688,000 2,949,000   10,733,000 11,027,000                       
        non-current deferred income taxes
                                                                      639,000                            
        common; march 31, 2010 – 2,857,269 shares and june 30, 2009 – 2,931,759 shares
                                                                                                  
        december 31, 2009 - 378 and june 30, 2009 -388)
                                                                       16,760,000                           
        receivables from affiliate
                                                                       1,716,000                           
        noncurrent deferred income taxes
                                                                       1,085,000 370,000                          
        common; december 31, 2009 – 2,855,689 shares, and june 30, 2009 - 2,931,759 shares
                                                                                                  
        september 30, 2009 - 414; june 30, 2009 - 388)
                                                                        20,016,000                          
        common: september 30, 2009 - 2,919,530 shares, june 30, 2009 – 2,931,759 shares
                                                                                                  
        common; 2009 – 2,931,759 shares, 2008 - 2,969,766 shares
                                                                                                  
        march 31, 2009 - 378; march 31, 2008 -207 and june 30, 2008 -264)
                                                                          21,056,000                        
        accrued natural gas derivative
                                                                          3,946,000 5,447,000                       
        common; march 31, 2009 — 2,931,759 shares; march 31, 2008 - 2,971,091 shares and june 30, 2008 - 2,969,766 shares
                                                                                                  
        december 31, 2008 - 378; december 30, 2007 -223 and june 30, 2008 -264)
                                                                           26,170,000                       
        common; december 31, 2008 — 2,931,829 shares; december 30, 2007 - 2,981,841 shares and june 30, 2008 - 2,969,766 shares
                                                                                                  
        june 30, 2008 - 264 and july 1, 2007 -207)
                                                                            34,087,000                      
        capital stock preferred, 5% non-cumulative; 10 par value; authorized 1,000 shares; issued and outstanding 437 shares
                                                                            4,000                      
        common stock no par value; authorized 40,000,000 shares; issued 19,530,344 shares
                                                                            6,715,000                      
        stockholders’ equity - sum
                                                                            149,050,000                      
        march 31, 2008 - 207; april 1, 2007 -320 and july 1, 2007 -207)
                                                                             33,112,000                     
        postretirement and pension benefits
                                                                             8,244,000 8,115,000 8,035,000 7,860,000                  
        common; march 31, 2008 - 2,971,091 shares; april 1, 2007 - 3,040,454 shares and july 1, 2007 - 3,037,454 shares
                                                                                                  
        december 30, 2007 - 223; december 31, 2006 -320 and july 1, 2007 -207)
                                                                              34,784,000                    
        deferred revenue
                                                                              7,115,000 7,482,000 7,851,000 8,228,000 8,609,000 8,991,000 9,374,000 9,767,000 10,160,000 10,554,000 10,948,000    12,598,000   14,323,000   
        common; december 30, 2007 - 2,981,841 shares; december 31, 2006 - 3,073,884 shares and july 1, 2007 - 3,037,454 shares
                                                                                                  
        segregated cash and investments
                                                                               30,000 3,336,000 3,954,000 3,146,000 994,000 2,291,000              
        inventories
                                                                               52,905,000 42,595,000 35,408,000 35,339,000 29,739,000 30,467,000 40,071,000 37,291,000 35,169,000 31,252,000 37,933,000 41,674,000 39,172,000 32,775,000 30,045,000 29,674,000 26,956,000 27,866,000 23,162,000 
        2007 - 207 and 2006 -320)
                                                                                34,298,000                  
        common; 2007 - 3,037,454 shares, 2006 - 3,256,784 shares
                                                                                                  
        accounts receivable
                                                                                 38,369,000 35,861,000 34,040,000   32,662,000 32,985,000  31,922,000 25,360,000 31,907,000  31,856,000 22,117,000    
        post retirement benefits
                                                                                 6,823,000 6,775,000 6,714,000 6,554,000    6,342,000    5,977,000   5,780,000   
        accumulated other comprehensive loss – cash flow hedges
                                                                                                  
        common; april 1, 2007 – 3,040,454 shares, june 30, 2006 - 3,256,784 shares
                                                                                                  
        common; december 31, 2006 – 3,073,884 shares, june 30, 2006 - 3,256,784 shares
                                                                                                  
        accumulated other comprehensive loss - cash flow hedges
                                                                                   -672,000               
        common; october 1, 2006 - 3,098,484 shares, june 30, 2006 - 3,256,784 shares
                                                                                   -15,650,000               
        common; 2006 - 3,256,784 shares, 2005 - 3,536,064 shares
                                                                                                  
        and 320 at june 30, 2005
                                                                                     32,024,000             
        total property and equipment
                                                                                     120,434,000 119,753,000 119,387,000  110,530,000 109,758,000 110,107,000  104,227,000 98,792,000  91,003,000 91,133,000 
        note payable bank
                                                                                     6,000,000    2,000,000         
        post-retirement benefits
                                                                                     6,624,000 6,597,000 6,469,000  6,205,000 6,123,000 5,985,000  5,963,000 5,952,000  5,798,000 5,895,000 
        preferred, 5% cumulative, 10 par value; authorized
                                                                                                  
        1,000 shares; issued and outstanding 437 shares
                                                                                     4,000             
        common, no par; authorized 40,000,000 shares;
                                                                                                  
        issued 19,530,344 shares
                                                                                     6,715,000             
        accumulated other comprehensive loss -
                                                                                                  
        cash flow hedges
                                                                                     360,000           -142,000 -223,000 
        common
                                                                                                  
        march 31, 2006 - 3,381,254 shares
                                                                                                  
        june 30, 2005 - 3,536,064 shares
                                                                                                  
        other
                                                                                                  
        line of credit
                                                                                      4,000,000 2,000,000           
        preferred, 5% non-cumulative, 10 par value; authorized 1,000 shares; issued and outstanding 437 shares
                                                                                      4,000            
        common, no par; authorized 40,000,000 shares; issued 19,530,344 shares
                                                                                      6,715,000   6,715,000         
        accumulated other comprehensive income (loss) - cash flow hedges
                                                                                      30,000            
        capital stock - sum
                                                                                      139,343,000       131,556,000     
        december 31, 2005 - 3,503,164 shares
                                                                                                  
        total other assets
                                                                                       221,000  91,000 91,000 1,516,000  4,953,000 15,436,000  9,144,000  
        preferred, 5% cumulative, 10 par value; authorized 1,000 shares; issued and outstanding 437 shares
                                                                                       4,000  4,000 4,000 4,000  4,000 4,000  4,000 4,000 
        common, no par; authorized 40,000,000 shares; issued 19,530,744 shares
                                                                                       6,715,000           
        september 30, 2005 - 3,480,704 shares
                                                                                                  
        insurance receivable
                                                                                           1,425,000 1,425,000 4,861,000 15,273,000 11,515,000 8,936,000 14,000,000 
        no par value; authorized 40,000,000 shares; issued 19,530,744 shares
                                                                                        6,715,000          
        common; 2005 - 3,536,064 shares, 2004 - 3,621,514 shares
                                                                                                  
        deferred income
                                                                                         11,356,000  12,183,000  13,030,000 13,462,000  15,907,000 17,053,000 
        march 31, 2005 - 3,536,464 shares
                                                                                                  
        june 30, 2004 - 3,621,514 shares
                                                                                                  
        liabilities and stockholders' equity
                                                                                                  
        stockholders' equity
                                                                                                  
        common, no par; authorized 20,000,000 shares; issued 19,530,344 shares
                                                                                          6,715,000 6,715,000       
        december 31, 2004 - 3,547,914 shares
                                                                                                  
        total liabilities and stockholders' equity
                                                                                          189,640,000     173,130,000 176,856,000 179,673,000 
        income taxes receivable
                                                                                             949,000 893,000  1,439,000 1,235,000 
        current maturities of long-term debt and note payable
                                                                                           10,382,000       
        september 30, 2004 - 3,549,314 shares
                                                                                                  
        accumulated other comprehensive loss—cash flow hedges
                                                                                                  
        common; 2004—3,621,514 shares, 2003—4,159,656 shares
                                                                                                  
        common, no par; authorized 20,000,000 shares; issued 9,765,172 shares
                                                                                             6,715,000 6,715,000  6,715,000 6,715,000 
        accumulated other comprehensive gain – cash flow hedges
                                                                                             711,000     
        march 31, 2004 – 1,970,104 shares june 30, 2003 – 2,079,828 shares
                                                                                                  
        common december 31, 2003 – 2,101,728 shares june 30, 2003 – 2,079,828 shares
                                                                                                  
        accumulated other comprehensive income--cash flow hedges
                                                                                               -50,000   
        total stockholders' equity
                                                                                               105,218,000   
        investments
                                                                                                  
        long term debt
                                                                                                15,463,000 15,695,000 
        stockholder's equity
                                                                                                  
        accumulated other comprehensive gain
                                                                                                  
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-09-30 2025-06-30 2025-03-31 2024-09-30 2024-06-30 2024-03-31 2023-09-30 2023-06-30 2023-03-31 2022-09-30 2022-06-30 2022-03-31 2021-09-30 2021-06-30 2021-03-31 2020-09-30 2020-06-30 2020-03-31 2019-09-30 2019-06-30 2019-03-31 2018-09-30 2018-06-30 2018-03-31 2017-09-30 2017-06-30 2017-03-31 2016-09-30 2016-06-30 2016-03-31 2015-09-30 2015-06-30 2015-03-31 2014-09-30 2014-06-30 2014-03-31 2013-09-30 2013-06-30 2013-03-31 2012-09-30 2012-06-30 2012-03-31 2011-09-30 2011-03-31 2010-12-31 2010-09-30 2010-03-31 2009-12-31 2009-09-30 2009-03-31 2008-12-31 2008-03-31 2007-12-30 2007-09-30 2007-04-01 2006-12-31 2006-10-01 2006-03-31 2005-12-31 2005-09-30 2005-03-31 2004-12-31 2004-09-30 2004-03-31 2003-12-31 2003-03-31 2002-12-31 
                                                                            
          cash flows from operating activities
                                                                            
          net loss
        -134,807,000                                                                    
          adjustments to reconcile net loss to net cash from operating activities:
                                                                            
          depreciation and amortization
        6,265,000 17,824,000 11,638,000 5,808,000 16,298,000 10,618,000 5,289,000 16,272,000 10,490,000 5,171,000 16,257,000 10,924,000 5,621,000 13,668,000 8,425,000 3,311,000 9,618,000 6,344,000 3,125,000 8,537,000 5,602,000 2,810,000 8,529,000 5,826,000 2,929,000 8,441,000 5,554,000 2,738,000 8,610,000 5,983,000 3,304,000 9,260,000 6,184,000 3,091,000 9,202,000 6,108,000 3,042,000 8,955,000 5,951,000 2,968,000 8,680,000 5,843,000 2,935,000 2,387,000 6,478,000 4,083,000 2,007,000 6,538,000 4,397,000 2,250,000 9,713,000 6,826,000 11,515,000 7,644,000 3,827,000 10,437,000 6,993,000 3,472,000 9,130,000 6,011,000 3,002,000        
          goodwill and other long-lived assets impairment
        179,526,000                                                                    
          share-based compensation
        673,000 3,320,000 2,030,000 742,000 2,748,000 1,981,000 1,116,000 5,651,000 3,637,000 1,215,000 3,086,000 2,131,000 1,373,000 5,247,000 4,767,000 3,229,000 2,693,000 1,801,000 1,139,000 2,752,000 2,267,000 1,125,000 2,464,000 1,968,000 1,191,000 2,130,000 1,737,000 1,028,000 1,538,000 1,234,000 652,000                                      
          equity method investment loss
        19,000   -257,000 -1,446,000 -614,000 296,000 191,000 579,000 260,000                                                           
          deferred income taxes, including change in valuation allowance
        -43,154,000 -25,000 -901,000 64,000 -1,084,000 -10,000 645,000 -2,112,000 2,129,000 573,000 -302,000 125,000 347,000 465,000 -1,568,000 -648,000 460,000 -99,000 101,000 952,000 547,000 145,000    356,000 577,000 -490,000 -1,216,000 -749,000 -622,000 1,405,000                                     
          change in fair value of contingent consideration
         25,500,000 22,700,000 14,700,000 15,900,000 9,500,000 4,100,000 4,200,000                                                             
          other
        290,000 594,000 446,000 73,000 292,000 270,000 157,000 376,000 206,000 99,000 1,462,000 82,000 24,000 -236,000 -2,537,000 -380,000 52,000 67,000 128,000 21,000 -78,000    -62,000     -230,000  286,000 287,000 120,000 -414,000 -417,000 -230,000 6,000   -158,000   570,000 229,000     684,000               321,000  2,884,000 -2,572,000 
          changes in operating assets and liabilities:
                                                                            
          receivables
        29,441,000 41,699,000 31,103,000 40,594,000 13,979,000 -14,766,000 11,257,000 -14,980,000 -35,833,000 -19,227,000 -15,582,000 -13,142,000 -9,601,000 -5,593,000 7,531,000 -4,348,000 -11,683,000 -13,174,000 -11,453,000 -1,757,000 -2,807,000 -5,088,000 -15,644,000 -1,411,000 -185,000 -11,366,000 -8,845,000 -10,302,000 -6,504,000 -3,328,000 -534,000 1,013,000 -4,081,000 -194,000 -3,729,000 -6,916,000 -4,050,000 3,529,000 4,168,000 980,000 -2,490,000 -7,560,000 -7,984,000 -3,169,000 -9,293,000                        
          inventory
        -20,299,000 -19,935,000 -15,224,000 -13,439,000 -24,979,000 -11,754,000 -2,119,000 -42,015,000 -41,020,000 -18,707,000 -30,599,000 -27,508,000 -13,696,000 -7,588,000 -408,000 4,924,000 -5,673,000 -9,983,000 -5,649,000 -17,424,000 -9,238,000 -2,561,000 -14,197,000 -13,338,000 -5,727,000 -10,794,000 -6,693,000 -1,130,000 -16,910,000 -12,894,000 -9,682,000 -17,767,000 -10,576,000 -3,213,000 3,452,000 2,970,000 4,042,000 -342,000 -4,575,000 -2,539,000 -3,423,000 -5,443,000 -3,236,000 -1,908,000 -8,281,000   1,904,000 2,042,000 3,415,000 41,063,000 24,219,000                 
          prepaid expenses
        -3,668,000 -163,000 -1,752,000 -1,025,000 -1,091,000 -1,217,000 -1,904,000 -1,517,000 -2,076,000 -3,578,000 1,165,000 266,000 657,000 1,206,000 -897,000 -1,084,000 -2,032,000 -1,973,000 -2,339,000 -326,000 -514,000 -943,000 297,000 -620,000 -1,005,000 -824,000 -1,148,000 -742,000 283,000 270,000 -289,000 -1,060,000 -663,000 -564,000 -587,000 -1,249,000 -942,000 -541,000 -1,145,000 -654,000 -621,000 -129,000 -409,000 95,000 724,000 406,000                       
          income taxes payable
        3,075,000 1,442,000 3,128,000 -2,094,000 -2,765,000 -1,818,000 5,530,000 2,134,000 2,010,000 9,043,000  141,000 5,437,000 -2,086,000 1,017,000 5,237,000  5,778,000 3,100,000      1,048,000 2,472,000 -426,000 3,239,000  57,000 4,112,000                                      
          accounts payable
        -1,285,000 -8,446,000 -10,687,000 -146,000 -10,627,000 -6,345,000 -10,207,000 -10,069,000 22,328,000 6,498,000 12,613,000 11,438,000 4,638,000 -6,678,000 -12,996,000 509,000 2,196,000 -4,218,000 1,635,000 -331,000 -2,883,000 -3,976,000 -3,453,000 -5,106,000 -2,238,000 4,193,000 -671,000 -943,000 -3,340,000 -2,106,000 -4,236,000 3,052,000 2,992,000 819,000 -8,188,000 -3,499,000 -3,352,000 -509,000 -781,000 3,603,000 -8,031,000 -998,000 -1,880,000 -2,670,000 2,825,000   2,562,000                   1,668,000 1,563,000 
          accrued expenses and other
        -6,792,000 7,689,000 4,663,000 2,857,000 -9,935,000 -10,738,000 -10,380,000 -2,471,000 -7,048,000 -10,208,000 1,220,000 -4,791,000 -8,896,000 15,859,000 7,987,000 -8,385,000                                                     
          federal and state excise taxes payable
        -2,102,000 -2,906,000 -1,504,000 -98,000 231,000 2,241,000 1,548,000 -1,908,000 1,319,000 2,761,000 -2,279,000 681,000 -515,000                                                        
          net cash from operating activities
        6,955,000 92,449,000 56,357,000 44,684,000 73,512,000 29,582,000 24,623,000 48,605,000 20,156,000 5,021,000 72,253,000 43,019,000 22,230,000 70,785,000 47,454,000 16,990,000 29,457,000 5,986,000 542,000 12,413,000 3,070,000 -3,789,000 1,659,000 1,243,000 879,000 16,447,000 10,843,000 -942,000 1,844,000 218,000 -1,641,000 12,798,000 9,103,000 6,121,000 8,755,000 2,877,000 -642,000  1,961,000 2,554,000 -7,453,000 -7,468,000 -10,971,000 -13,948,000 -1,709,000   22,176,000 16,062,000 3,250,000 1,412,000  2,960,000 946,000  8,198,000 10,095,000 5,042,000 6,307,000 5,747,000 2,165,000  5,428,000    13,084,000 11,038,000 
          capital expenditures
        -5,722,000 -40,674,000 -32,156,000 -19,926,000 -52,850,000 -33,397,000 -27,026,000 -42,062,000 -30,055,000 -16,237,000 -29,217,000 -18,087,000 -10,642,000 -37,257,000 -18,336,000 -12,059,000 -13,507,000 -10,177,000 -5,645,000 -10,375,000 -6,192,000 -3,741,000 -18,870,000 -13,065,000 -6,978,000 -13,630,000 -9,933,000 -6,454,000 -12,666,000 -6,088,000 -3,053,000 -20,043,000 -8,080,000 -5,030,000 -4,920,000 -3,594,000 -2,182,000  -1,757,000 -798,000 -7,712,000 -4,245,000 -484,000 -384,000 -8,673,000          -11,446,000 -8,147,000 
          free cash flows
        1,233,000 51,775,000 24,201,000 24,758,000 20,662,000 -3,815,000 -2,403,000 6,543,000 -9,899,000 -11,216,000 43,036,000 24,932,000 11,588,000 33,528,000 29,118,000 4,931,000 15,950,000 -4,191,000 -5,103,000 2,038,000 -3,122,000 -7,530,000 -17,211,000 -11,822,000 -6,099,000 2,817,000 910,000 -7,396,000 -10,822,000 -5,870,000 -4,694,000 -7,245,000 1,023,000 1,091,000 3,835,000 -717,000 -2,824,000  204,000 1,756,000 -15,165,000 -11,713,000 -11,455,000 -14,332,000 -10,382,000   22,176,000 16,062,000  1,412,000  2,960,000 946,000  8,198,000 10,095,000 5,042,000 6,307,000 5,747,000 2,165,000  5,428,000    1,638,000 2,891,000 
          cash flows from investing activities
                                                                            
          additions to property, plant, and equipment
        -5,722,000 -40,674,000 -32,156,000 -19,926,000 -52,850,000 -33,397,000 -27,026,000 -42,062,000 -30,055,000 -16,237,000 -29,217,000 -18,087,000 -10,642,000 -37,257,000 -18,336,000 -12,059,000 -13,507,000 -10,177,000 -5,645,000 -10,375,000 -6,192,000 -3,741,000                                               
          distributions from equity method investment
        1,500,000                                                                    
          net cash from investing activities
        -3,773,000 -40,688,000 -32,167,000 -19,926,000 -53,126,000 -33,657,000 -27,266,000 -146,690,000 -135,589,000 -16,945,000 -31,764,000 -19,484,000 -12,033,000 -189,166,000 -170,235,000 -13,340,000 -15,513,000 -12,407,000 -8,189,000 -11,564,000 -7,369,000 -4,907,000 -18,870,000 -13,065,000 -7,040,000 9,216,000 -9,634,000 -6,454,000 -11,228,000 -5,858,000 -3,053,000 -20,043,000 -8,080,000 -5,030,000 -3,533,000 -3,594,000 -2,182,000  1,040,000 1,999,000 4,106,000 6,590,000 10,351,000 -323,000 -8,673,000   16,702,000 18,059,000 1,127,000               -12,835,000  -6,755,000 -3,456,000 
          cash flows from financing activities
                                                                            
          payment of dividends and dividend equivalents
        -2,598,000 -7,739,000 -5,156,000 -2,578,000 -8,013,000 -5,344,000 -2,672,000 -8,006,000 -5,337,000 -2,669,000 -7,984,000 -5,322,000 -2,661,000 -7,362,000 -4,707,000 -2,052,000 -6,144,000 -4,101,000 -2,060,000 -5,141,000 -3,427,000 -1,714,000 -4,125,000 -2,750,000 -1,375,000                                            
          repurchase of common stock
        -886,000 -1,035,000 -1,035,000 -1,035,000 -12,235,000 -9,735,000 -6,961,000                                                              
          proceeds from long-term debt
        10,000,000 28,000,000 28,000,000  70,000,000 50,000,000 30,000,000 105,000,000 105,000,000                                       2,032,000 2,032,000                    
          principal payments on long-term debt
        -17,600,000 -80,800,000 -52,200,000 -26,600,000 -67,800,000 -28,200,000 -16,600,000 -18,000,000 -9,400,000 -800,000 -2,603,000 -1,614,000 -807,000 -813,000   -300,000 -199,000 -100,000 -288,000 -192,000 -95,000 -279,000 -185,000 -93,000 -268,000 -177,000 -89,000 -2,259,000 -2,173,000 -438,000 -1,203,000 -799,000 -398,000 -1,162,000 -771,000 -384,000 -1,288,000 -855,000 -426,000 -1,248,000 -829,000 -413,000 -474,000 -524,000                        
          net cash from financing activities
        -11,084,000 -64,286,000 -33,103,000 -30,213,000 -18,048,000 6,721,000 3,767,000 78,193,000 89,462,000 -4,270,000 -11,301,000 -7,649,000 -4,182,000 112,883,000 138,359,000 -2,726,000 2,713,000 14,857,000 46,997,000 -1,477,000 1,436,000 3,671,000 14,127,000 11,018,000 4,200,000 -20,119,000 5,133,000 5,827,000 8,637,000 6,447,000 3,947,000 1,730,000 -2,303,000 -341,000 -8,079,000 -1,257,000 -33,000    2,964,000 495,000 237,000 7,654,000 4,726,000  1,343,000    454,000 17,467,000   2,980,000    576,000   6,614,000  13,869,000 -1,786,000  -6,966,000 -4,832,000 
          effect of exchange rate changes on cash and cash equivalents
        -201,000 699,000 960,000 294,000 46,000 -23,000 -15,000 33,000 41,000 33,000                                                           
          decrease in cash and cash equivalents
        -8,103,000                   -628,000 -2,863,000 -5,025,000   -1,961,000   -1,569,000 -747,000   -5,515,000 -1,280,000  -2,857,000 -1,974,000 -2,857,000       -6,617,000 -5,656,000                    -8,886,000  -637,000 2,750,000 
          cash and cash equivalents, beginning of period
        18,460,000 25,273,000 25,273,000 25,273,000 18,388,000 18,388,000 18,388,000 47,889,000 47,889,000 47,889,000 21,568,000 21,568,000 21,568,000 21,662,000 21,662,000 21,662,000 3,309,000 3,309,000 3,309,000 5,025,000 5,025,000 5,025,000 3,084,000 3,084,000 3,084,000                383,000 383,000                 10,384,000 10,384,000 10,384,000 6,488,000 6,488,000 6,488,000 17,539,000 17,539,000 24,045,000 24,045,000 
          cash and cash equivalents, end of period
        10,357,000 13,447,000 17,320,000 20,112,000 20,772,000 21,011,000 19,497,000 28,030,000 21,959,000 31,728,000 50,674,000 37,415,000 27,295,000 16,162,000 37,243,000 22,586,000 19,966,000 11,745,000 42,659,000 4,397,000 2,162,000   2,280,000 1,123,000 7,113,000 7,911,000   1,554,000  126,000 4,361,000 6,391,000  883,000        986,000 713,000 472,000 157,000 822,000   503,000    2,241,000    3,586,000 3,771,000 3,458,000 6,569,000 8,283,000 4,771,000 8,653,000 4,388,000 23,408,000 26,795,000 
          net income
         26,799,000 11,370,000 -3,057,000 76,463,000 52,601,000 20,584,000 76,084,000 62,996,000 31,032,000 86,361,000 62,733,000 37,371,000 59,159,000 35,486,000 15,427,000 28,713,000 18,332,000 9,842,000 25,846,000 17,631,000 9,720,000 25,462,000 16,454,000 8,927,000 29,184,000 15,047,000 8,678,000 22,899,000 13,367,000 7,059,000 19,712,000 12,941,000 5,070,000 16,112,000 9,884,000 4,785,000 -4,568,000 1,757,000 1,477,000 1,444,000 1,026,000 1,876,000 -5,509,000 8,945,000 8,244,000 5,002,000 6,262,000 8,516,000 3,738,000 -66,207,000 -59,959,000 -1,753,000 4,946,000 -318,000 15,989,000 13,811,000 6,976,000 6,632,000 4,549,000 3,731,000 3,272,000 1,645,000 291,000 6,303,000 4,304,000 6,526,000 6,838,000 
          adjustments to reconcile net income to net cash from operating activities:
                                                                            
          impairment of long-lived assets and other
            137,000   18,334,000                                                             
          goodwill and indefinite-lived intangible asset impairment
                                                                            
          changes in operating assets and liabilities, net of effects of acquisitions:
                                                                            
          purchase of business, net of cash acquired
               -103,712,000 -104,398,000     -149,613,000 -149,599,000                                                      
          loan fees paid related to borrowings
         -2,712,000 -2,712,000           -666,000 -666,000  -1,148,000 -1,148,000 -1,148,000                                                  
          increase in cash and cash equivalents
         -11,826,000 -7,953,000 -5,161,000 2,384,000 2,623,000 1,109,000 -19,859,000 -25,930,000 -16,161,000 29,106,000 15,847,000 5,727,000 -5,500,000 15,581,000 924,000 16,657,000 8,436,000 39,350,000    -3,084,000 -804,000  5,544,000 6,342,000   807,000 -747,000   750,000       -383,000 -383,000 -383,000     644,000   503,000           81,000       
          cash and cash equivalents, beginning of year
                                 1,569,000 1,569,000 1,569,000 747,000 747,000 747,000 5,641,000 5,641,000 5,641,000 2,857,000 2,857,000 2,857,000      383,000 7,603,000 6,369,000 6,369,000 6,369,000 178,000 178,000 178,000   3,900,000 3,900,000 3,900,000 14,495,000 14,495,000 14,495,000           
          cash and cash equivalents, end of year
                                                               2,410,000 10,479,000 12,948,000           
          equity method investment gain
         -869,000 -494,000                                                                  
          goodwill impairment
                                                                            
          contributions to equity method investments
                                                                            
          changes in operating assets and liabilities, net of effects of acquisition:
                                                                            
          gain on insurance recoveries
                                                                            
          proceeds from property insurance recoveries
                                 14,000   230,000      1,383,000                                  
          purchase of treasury stock
               -801,000 -801,000 -801,000 -714,000 -713,000 -714,000 -767,000 -765,000 -674,000 -4,395,000 -4,395,000 -4,395,000          -1,518,000   -15,366,000 -166,000  -601,000 -537,000 -104,000       -84,000                     -280,000  -2,785,000 -884,000 
          loan fees incurred with borrowings
                                 -377,000   -114,000 -114,000 -68,000 -348,000 -348,000 -291,000 -66,000 -51,000     -100,000                            
          proceeds from credit agreement - revolver
                     242,300,000 242,300,000  54,700,000 54,700,000 54,700,000 14,140,000 12,625,000 11,025,000 22,766,000                                              
          payments on credit agreement - revolver
                     -32,300,000 -10,306,000  -40,000,000 -30,000,000  -24,640,000 -22,025,000  -2,020,000                                              
          proceeds from convertible senior notes
                                                                            
          payment on assumed debt as part of the merger
                     -87,509,000 -87,497,000                                                      
          contributions to equity method investment
                  -2,232,000 -1,028,000 -1,028,000 -988,000 -988,000                                                      
          proceeds from sale of property and other
                                    1,208,000      4,000                                  
          refundable income taxes
                  -1,006,000      -673,000   -2,138,000 -4,692,000 -1,649,000       -642,000   -319,000 857,000  241,000 290,000 208,000 16,000 7,000 -38,000 152,000 52,000 120,000  220,000                        
          effect of exchange rate changes on cash
                  -82,000 -39,000 -288,000 -2,000 3,000                                                      
          gain on equity method investment
                    -394,000                                                        
          gain on sale of assets
                     5,000    -8,000 -9,000 -138,000 -138,000 -138,000       -871,000            -841,000                            
          federal and state liquor taxes payable
                     -1,961,000 716,000                                                      
          proceeds from sale of property
                        688,000 688,000 366,000                                                  
          net loss attributable to noncontrolling interest
                      -76,000                                                      
          unrealized gain on foreign currency
                      7,000                                                      
          loss on sale of assets
                        337,000                   163,000      48,000 48,000  322,000 322,000       10,000 10,000 10,000   7,000           
          deferred credits
                       -802,000 -198,000 -139,000 -81,000 -249,000 -166,000 -83,000                                               
          acquisition of business
                        -2,750,000 -2,750,000 -2,750,000                                                  
          accrued expenses
                        5,647,000 3,258,000 1,003,000 -3,236,000 -2,750,000 -3,140,000 -2,623,000 -3,232,000 -4,009,000 790,000 -934,000 -1,627,000 -2,241,000 -2,814,000 -3,958,000 2,338,000 1,879,000 -1,248,000 -295,000 -968,000 -1,951,000 1,478,000 1,049,000 529,000 1,311,000 1,058,000 904,000 -389,000 -3,262,000   792,000 13,000 387,000 141,000                  
          deferred compensation plan investments
                           -1,189,000 -1,177,000 -1,166,000                                               
          gain on sale of equity method investment
                                 -11,381,000                                           
          distributions received from equity method investee
                                 7,131,000                                           
          accounts payable to affiliate
                                 -3,349,000 -168,000 -542,000 193,000 196,000 11,000 737,000 988,000 685,000 2,220,000 2,064,000 1,360,000 -3,491,000 -4,008,000 -3,287,000 -3,595,000 -1,556,000 -1,380,000 -1,546,000 890,000   3,676,000                     
          divestiture of equity method investment
                                                                            
          purchase of treasury stock for tax withholding on equity-based compensation
                           -5,470,000 -5,467,000 -5,467,000 -2,215,000                                              
          accrued retirement health, and life insurance benefits
                           -96,000 211,000 -11,000                                               
          proceeds on long-term debt
                           20,000,000 20,000,000     20,000,000                                           
          gain on property insurance recoveries
                                    -230,000                                        
          equity method investment (earnings) loss
                                 348,000         -7,287,000 -5,666,000 -3,334,000                                
          accrued retirement, health, and life insurance benefits
                                                                            
          acquisition of george remus®
                                                                            
          increase in cash
                                                                            
          cash, beginning of year
                                                                            
          cash, end of year
                                                                            
          deferred income taxes
                              924,000 729,000 279,000        3,057,000 2,027,000                    2,921,000 1,852,000 706,000 1,974,000 503,000         4,987,000 4,987,000 
          income taxes payable/refundable
                              -31,000 446,000                         1,011,000                    
          deferred credit
                              -464,000 -362,000 -217,000 -617,000 -410,000 -201,000 -223,000 -348,000 -174,000 -520,000 -340,000 -160,000 334,000 173,000 -155,000 -340,000 -175,000 -97,000 -448,000 -299,000 -150,000 -152,000 -440,000                        
          accrued retirement health and life insurance benefits
                              395,000 -111,000 -114,000 -267,000 -256,000 -177,000 -542,000 -124,000 -67,000                                      
          additions to plant, property and equipment
                              -18,870,000 -13,065,000 -6,978,000 -13,630,000 -9,933,000 -6,454,000 -12,666,000                                        
          return of equity method investment
                                 22,832,000 299,000                                          
          purchase of treasury stock for tax withholding on share-based compensation
                               -2,073,000 -2,073,000                                            
          proceeds from credit agreement
                               16,946,000 7,741,000                                            
          payments on credit agreement
                               -920,000                                             
          equity method investment earnings
                                  348,000 -471,000 -2,260,000 -1,596,000 -517,000 -6,010,000 -4,447,000 -1,352,000                                   
          distribution received from equity method investee
                                  7,131,000  3,300,000 3,300,000 3,300,000                                      
          payment of dividends
                                 -16,692,000 -1,376,000 -688,000 -1,722,000 -1,378,000  -1,087,000 -1,087,000  -907,000 -907,000  -916,000 -916,000  -914,000 -914,000   -891,000                        
          principal payments on credit agreement
                                                                            
          stock shares repurchased
                                 -1,377,000 -1,131,000 -1,131,000                                         
          proceeds from credit facility
                                 20,580,000 12,467,000 10,500,000 23,408,000 17,064,000 8,099,000 21,125,000                                     
          payments on credit facility
                                 -41,985,000 -4,650,000 -2,765,000 -9,158,000 -6,952,000 -3,646,000 -1,391,000                                     
          excess tax benefits
                                                                            
          inventory, net of assets acquired in acquisition
                                                                            
          additions to property and equipment
                                     -6,088,000 -3,053,000 -20,043,000 -8,080,000 -5,030,000 -4,920,000 -3,594,000 -2,182,000 -3,571,000 -1,757,000 -798,000 -7,712,000 -4,245,000 -484,000 -384,000 -8,673,000                    -23,247,000  -11,446,000 -8,147,000 
          divestiture of dmi
                                                                            
          gain on sale of bioplastics manufacturing business
                                             -1,453,000 -1,453,000 -1,453,000                             
          share based compensation
                                       1,417,000 690,000 205,000 588,000 271,000 149,000 970,000 763,000 353,000 628,000 419,000 353,000 176,000                         
          restricted cash
                                             12,000 12,000 12,000 7,476,000 4,848,000 1,454,000 -7,140,000 -197,000 481,000 971,000  169,000 200,000   3,333,000 3,333,000               
          accrued retirement health and life insurance benefits, pension obligations, and other noncurrent liabilities
                                                                            
          proceeds from sale of bioplastics manufacturing business
                                             2,797,000 2,797,000 2,797,000                             
          principal payments on credit facility
                                                                            
          accrued retirement health and life insurance benefits and other accrued retiree benefits
                                       -746,000                                     
          loss on property insurance recoveries
                                                                            
          accrued retirement health and life insurance benefits and other noncurrent liabilities
                                        -665,000 -127,000 -456,000 -331,000 -214,000 -680,000 -480,000 -242,000 -826,000 -158,000 -261,000 -85,000                         
          proceeds from revolving credit facility
                                        1,235,000 1,086,000 49,590,000 34,683,000 14,776,000 83,031,000 59,036,000 28,850,000 99,239,000 71,095,000 43,756,000 104,982,000 227,945,000 141,889,000   97,726,000                    
          payments on revolving credit facility
                                        -1,138,000 -738,000 -54,933,000 -33,674,000 -14,321,000 -84,057,000                               
          accrued income taxes
                                         962,000                                   
          gains on property insurance recoveries
                                          -1,223,000                                  
          release of valuation allowance for deferred tax assets
                                          -1,215,000                                  
          gain on sale of joint venture interest
                                                -4,055,000 -4,055,000 -4,055,000                          
          equity in loss
                                                                            
          change in derivatives
                                                -2,492,000 -270,000 1,131,000                          
          investments in/ advances to equity method investments
                                                                            
          proceeds from sale of interest in icp
                                                                            
          proceeds from disposition of property and equipment
                                                       4,163,000 4,163,000                    
          principal payments on revolving credit facility
                                              -60,266,000 -32,977,000 -94,013,000 -68,857,000 -43,106,000 -96,770,000 -221,947,000                        
          equity in (earnings) loss of joint ventures
                                             962,000 871,000  -164,000 -294,000  2,830,000                         
          net cash from (used by) operating activities
                                             4,004,000                               
          proceeds from sale of joint venture interest
                                                9,103,000 9,103,000 9,103,000                          
          proceeds from the disposition of property and equipment
                                                3,215,000 2,232,000 2,232,000 61,000                         
          investment in and advances to unconsolidated subsidiaries
                                                -500,000 -500,000 -500,000                          
          net cash from (used by) investing activities
                                             -774,000                               
          net cash from (used by) financing activities
                                             -3,230,000 -3,001,000 -4,553,000                             
          equity in (earnings) loss
                                               942,000                             
          bargain purchase gain, net of tax
                                                                            
          loss on impairment of assets
                                                           8,931,000 8,100,000                
          changes in operating assets and liabilities, net of acquisition:
                                                                            
          acquisition of ldi’s distillery business
                                                                            
          proceeds from stock plans
                                                          12,000 12,000 451,000 372,000 43,000 2,446,000 2,142,000 1,702,000           
          exercise of stock options
                                                    143,000 79,000  221,000 221,000           833,000         
          proceeds from issuance of long-term debt
                                                                  7,000,000 7,000,000 7,000,000 9,990,000 9,990,000 9,700,000     
          equity in earnings of joint ventures
                                                  -437,000  -756,000                        
          loss on joint venture formation
                                                       3,047,000 3,047,000                    
          equity in loss of joint ventures
                                                                            
          gains previously deferred in other comprehensive income
                                                                            
          investments in/ advances to joint ventures
                                                                            
          proceeds from sale of interest in joint venture
                                                                            
          tax effect of restricted stock awards
                                                                            
          change in derivative valuation
                                                   2,562,000                         
          accrued retirement health and life insurance benefits and other non-current liabilities
                                                    -113,000                        
          investment in/advances to joint ventures
                                                                            
          proceeds from sale of interest in joint ventures
                                                       13,951,000 13,951,000                    
          income taxes payable/receivable
                                                     94,000    42,000 2,315,000 3,898,000  385,000               
          loss (gain) on sale of assets
                                                      289,000                      
          accrued retirement health and life insurance benefits and other non current liabilities
                                                                            
          proceeds from long-term debt and capital leases
                                                         2,032,000 2,150,000 150,000                 
          proceeds from line of credit
                                                      62,335,000   49,273,000 98,940,000 61,134,000 20,000,000 11,000,000  2,000,000             
          principal payments on line of credit
                                                                            
          changes in working capital items:
                                                                            
          investments in/ advances to joint venture
                                                                            
          adjustments to reconcile net loss to net cash used by operating activities:
                                                                            
          joint venture operations loss
                                                       1,439,000                     
          accrued natural gas derivative
                                                                            
          income taxes payable / refundable
                                                       5,501,000                     
          accrual for retirement benefits and other non-current liabilities
                                                                            
          tax effect of restricted stock awarded
                                                                            
          proceeds from revolving line of credit
                                                       153,916,000                     
          principal payments on revolving line of credit
                                                                            
          joint venture operations
                                                                            
          receivables/receivables from affiliate
                                                                            
          accounts payable/accounts payable to affiliate
                                                        2,715,000                    
          accrued retirement benefits and other non-current liabilities
                                                                            
          equity in loss of joint venture
                                                         48,000 79,000 34,000                 
          accounts receivable
                                                          13,031,000 7,917,000 1,189,000  3,807,000       2,321,000 8,883,000 2,336,000 -11,390,000  2,671,000 3,433,000 
          other non-current liabilities
                                                          2,686,000                  
          proceeds from sale of assets
                                                         1,127,000                   
          principal payments on long-term debt and capital leases
                                                                            
          loss on write-off of assets
                                                                            
          investments in and advances to joint venture
                                                                            
          proceeds from disposition of equipment
                                                          694,000 460,000    87,000 87,000 71,000           
          net cash used in investing activities
                                                                            
          dividends paid
                                                                        -1,148,000  -1,212,000 -1,211,000 
          impairment of long lived assets
                                                          8,931,000                  
          accrual for natural gas derivative
                                                          3,946,000 5,447,000                 
          accounts payable and accrued expenses
                                                           2,540,000 6,843,000 348,000  3,403,000 2,295,000  1,207,000 4,535,000 3,687,000    4,603,000 15,000   
          write-off of assets
                                                                            
          deferred revenue
                                                                          4,936,000 6,082,000 
          segregated cash and investments
                                                              3,306,000   1,297,000           
          inventories
                                                                 538,000       -2,328,000  -7,429,000 -2,806,000 
          net proceeds from line of credit
                                                              4,000,000     4,000,000         
          items not requiring (providing) cash:
                                                                            
          changes in:
                                                                            
          stock repurchased
                                                                            
          increase (decrease) in cash and cash equivalents
                                                                      1,795,000      
          adjustments to reconcile net income to net cash provided by operating activities:
                                                                            
          depreciation
                                                                     11,867,000 7,788,000 3,893,000 11,140,000 7,354,000 10,695,000 7,163,000 
          gain on insurance recovery
                                                                          -13,000,000 -13,000,000 
          operating activities
                                                                            
          items not requiring cash
                                                                            
          gain on sale/conversion of property and equipment
                                                                            
          insurance receivable
                                                                     1,425,000 1,425,000  -3,758,000    
          deferred income
                                                                      2,701,000  -1,293,000    
          income taxes receivable/payable
                                                                  3,808,000          
          prepaid expenses and other current assets
                                                                            
          investing activities
                                                                            
          proceeds from sale/conversion of property and equipment
                                                                  51,000 51,000  1,005,000 875,000      
          financing activities
                                                                            
          proceeds from stock options exercised
                                                                  1,477,000          
          borrowings on line of credit
                                                                  6,000,000   2,000,000       
          payments on long-term debt
                                                                            
          income taxes receivable
                                                                   3,190,000   1,076,000      
          stock compensation
                                                                    45,000        
          income taxes (receivable) payable
                                                                    2,835,000    2,137,000 2,193,000 -854,000 -650,000 
          exercise and vesting of stock options
                                                                    401,000        
          net proceeds on line of credit
                                                                    2,000,000   6,000,000     
          dividends payable
                                                                            
          gain (loss) on sale of assets
                                                                            
          sale of treasury stock
                                                                            
          net cash provided by operating activities
                                                                     6,157,000   5,735,000 4,395,000   
          insurance proceeds from property damage
                                                                        10,412,000    
          sales of treasury stock
                                                                     721,000 571,000 428,000 2,612,000 51,000   
          net cash used in financing activities
                                                                      5,058,000      
          changes in
                                                                            
          proceeds from sale/conversion of equipment
                                                                       709,000     
          net payments on long-term debt
                                                                        -2,970,000  -2,969,000 -2,737,000 
          net purchases of investments
                                                                            
          items not requiring (providing) cash
                                                                            
          net proceeds from disposition of investments
                                                                          4,691,000 4,691,000 
          financing activities;
                                                                            
          net proceeds from issuance of long-term debt