7Baggers

Terawulf Inc
(NASDAQ:WULF) 

WULF stock logo

TeraWulf owns and operates industrial-scale data centers in the U.S., which are tailored for high-performance compute hosting and bitcoin mining.

Founded: 2021
Full Time Employees: 6
Sector: LIFE SCIENCES
Industry: PHOTOGRAPHIC EQUIPMENT & SUPPLIES

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• Market Cap:
• Exchange:
• Shs Outstanding:
• Employees:
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At a glance:
Bull Thesis:
Bear Thesis:
Main Competitors:
Moat:
Income Statements:
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 2022-02-08 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 
                                                                             
      revenue:
                                                                             
      digital asset revenue
    12,990,000 26,140,000 43,375,000                                                                       
      hpc lease revenue
    21,022,000 9,696,000 7,203,000                                                                       
      total revenue
    34,012,000 35,836,000 50,578,000 47,636,000 34,405,000 34,985,000 27,059,000 35,574,000 42,433,000 23,285,000 18,955,000 15,456,000 11,533,000  3,864,000 1,385,000 217,000                                                         
      yoy
    -1.14% 2.43% 86.92% 33.91% -18.92% 50.25% 42.75% 130.16% 267.93%  390.55% 1015.96% 5214.75%                                                             
      qoq
    -5.09% -29.15% 6.18% 38.46% -1.66% 29.29% -23.94% -16.16% 82.23% 22.84% 22.64% 34.02%   178.99% 538.25%                                                          
      costs and expenses:
                                                                             
      cost of revenue
    2,361,000 18,893,000 17,123,000 22,094,000 24,553,000 19,622,000 14,660,000 13,918,000 14,408,000 8,932,000 8,268,000 5,113,000 5,002,000  5,181,000 591,000 32,000                                                         
      operating expenses
    9,016,000 6,011,000 2,921,000 2,039,000 1,144,000 1,076,000 729,000 797,000 785,000 898,000 442,000 468,000 308,000  261,000 948,000 480,000                                                         
      operating expenses – related party
    2,186,000 1,201,250 1,582,000 1,475,000 1,748,000 654,750 856,000 875,000 888,000 503,750 779,000 639,000                                                              
      selling, general and administrative expenses
    127,605,000 66,346,000 16,550,000 9,996,000 46,573,000 27,979,000 8,502,000 9,113,000 12,289,000 5,556,000 5,767,000 5,878,000 6,492,000  5,934,000 4,334,000 5,985,000  -5,156,147 2,274,054 1,944,502 1,183,591 1,056,504 979,773 1,202,307 1,781,020 1,415,356 1,347,404 1,338,861 1,381,965 1,324,175 1,368,845 1,308,963 1,348,983 1,296,761 1,305,455 1,393,636 1,510,614 1,489,958 1,357,605 1,325,170 1,439,116 1,324,788 1,270,466 1,252,521 1,415,597 955,806 1,282,161 1,240,413 1,300,650 1,031,200.25 1,330,199 1,329,056 1,465,546 996,213.5 1,273,286 1,285,371 1,426,197 966,338 1,254,016 1,267,695 1,343,641 852,360.25 1,086,577 1,122,475 1,200,389 854,757.5 1,101,610 1,095,839 1,221,581    
      selling, general and administrative expenses – related party
    159,000 1,997,250 126,000 4,292,000 3,571,000 2,099,750 2,976,000 2,803,000 2,620,000 2,523,250 4,519,000 2,676,000                                                              
      depreciation
    28,477,000 27,735,000 26,502,000 18,786,000 15,574,000 14,944,000 15,643,000 14,133,000 15,088,000 8,265,000 8,224,000 6,428,000 5,433,000  1,515,000 200,000 4,000                                                         
      loss on fair value of digital assets
    653,000                                                                         
      impairment of property, plant, and equipment
    25,697,000     88,750 355,000                                                                   
      total costs and expenses
    196,154,000 122,159,000 75,250,000 63,226,000 94,033,000 86,409,000 42,770,000                                                                   
      operating income
    -162,142,000 -86,323,000 -24,672,000 -15,590,000 -59,628,000 -51,424,000 -15,711,000 -6,765,000 -2,316,000 -4,666,000 -9,689,000 -5,845,000 -9,221,000  -13,374,000 -7,816,000 -9,167,000                                                         
      yoy
    171.92% 67.87% 57.04% 130.45% 2474.61% 1002.10% 62.15% 15.74% -74.88%  -27.55% -25.22% 0.59%                                                             
      qoq
    87.83% 249.88% 58.26% -73.85% 15.95% 227.31% 132.24% 192.10% -50.36% -51.84% 65.77% -36.61%   71.11% -14.74%                                                          
      operating margin %
    -476.72% -240.88% -48.78% -32.73% -173.31% -146.99% -58.06% -19.02% -5.46% -20.04% -51.12% -37.82% -79.95% NaN% -346.12% -564.33% -4224.42%  NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% 
      interest expense
    -67,071,000 -62,357,000 -9,830,000 -4,012,000 -4,049,000 -3,015,000 -409,000 -5,325,000 -11,045,000 -9,277,000 -10,251,000 -8,450,000 -6,834,000  -7,230,000 -4,139,000 -5,322,000  -25,610.75 -103 -82,498 -19,842 -15,862 -24,592 -24,623 -21,484 -22,469 -22,799 -22,515 -22,275 -23,543 -23,298 -23,807 -19,935 -20,605 -20,832 -20,826 -20,817 -21,502 -21,721 -14,999                                 
      change in fair value of warrants
    -216,325,000                                                                         
      interest income
    29,411,000 1,896,250 4,094,000 1,232,000 2,259,000                                            1,552 1,958 1,712 1,372 1,744 2,215 2,673 2,572 3,079 3,726 3,882 4,028 4,781 4,562 6,009 6,267 3,886 3,519 2,988 3,070 2,050 70 2,950 19,890 23,697 
      loss before income tax and equity in net loss of investee
    -416,127,000         -13,825,000 -19,881,000 -14,241,000 -16,055,000  -20,604,000 -11,955,000 -14,489,000                                                         
      income tax provision
    -28,000                                                                         
      equity in net loss of investee, net of tax
    -11,548,000           -3,296,000 -10,167,000  -12,739,000 -1,084,000 -788,000                                                         
      net income
    -427,703,000 -126,578,000 -455,050,000 -18,370,000 -61,418,000 -29,196,000 -22,733,000 -10,876,000 -9,613,000 -10,525,000 -19,099,000 -17,540,000 -26,257,000  -33,988,000 -13,669,000 -18,183,000  219,651 -851,736 -722,276 -321,639 1,463,185 -273,996 -1,041,503 -587,006 -80,072 -162,744 -115,711 -455,031 149,619 -24,752 145,336 -130,738 368,769 -110,953 -105,066 -378,897 6,260 82,266 39,225 -192,812 219,474 116,756 27,724 -228,947 106,452 138,971 198,432 204,915 360,649 116,162 293,112 -87,750 285,142 228,112 243,083 -62,406 136,692 214,677 309,546 37,342 334,964 287,343 343,272 148,341 202,142 -709,385 146,748 53,135 112,226 237,833 358,437 
      yoy
    596.38% 333.55% 1901.72% 68.90% 538.91% 177.40% 19.03% -37.99% -63.39%  -43.81% 28.32% 44.40%  -15573.64% 1504.84% 2417.46%  -84.99% 210.86% -30.65% -45.21% -1927.34% 68.36% 800.09% 29.00% -153.52% 557.50% -179.62% 248.05% -59.43% -77.69% -238.33% -65.50% 5790.88% -234.87% -367.85% 96.51% -97.15% -29.54% 41.48% -15.78% 106.17% -15.99% -86.03% -211.73% -70.48% 19.64% -32.30% -333.52% 26.48% -49.08% 20.58% 40.61% 108.60% 6.26% -21.47% -267.12% -59.19% -25.29% -9.82% -74.83% 65.71% -140.51% 133.92% 179.18% 80.12% -398.27% -59.06%     
      qoq
    237.90% -72.18% 2377.14% -70.09% 110.36% 28.43% 109.02% 13.14% -8.67% -44.89% 8.89% -33.20%   148.65% -24.83%   -125.79% 17.92% 124.56% -121.98% -634.02% -73.69% 77.43% 633.10% -50.80% 40.65% -74.57% -404.13% -704.47% -117.03% -211.17% -135.45% -432.37% 5.60% -72.27% -6152.67% -92.39% 109.73% -120.34% -187.85% 87.98% 321.14% -112.11% -315.07% -23.40% -29.97% -3.16% -43.18% 210.47% -60.37% -434.03% -130.77% 25.00% -6.16% -489.52% -145.65% -36.33% -30.65% 728.95% -88.85% 16.57% -16.29% 131.41% -26.62% -128.50% -583.40% 176.18% -52.65% -52.81% -33.65%  
      net income margin %
    -1257.51% -353.21% -899.70% -38.56% -178.51% -83.45% -84.01% -30.57% -22.65% -45.20% -100.76% -113.48% -227.67% NaN% -879.61% -986.93% -8379.26%  Infinity% -Infinity% -Infinity% -Infinity% Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% Infinity% -Infinity% Infinity% -Infinity% Infinity% -Infinity% -Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% 
      less: net loss attributable to noncontrolling interests
    -69,000                                                                         
      net loss attributable to terawulf inc
    -427,634,000                                                                         
      loss per common share:
                                                                             
      basic and diluted
    -1,010 -342.5 -1,130 -50 -160                                                                     
      weighted-average common shares outstanding:
                                                                             
      basic and diluted
    422,999,671,000 397,608,216,000 401,559,291,000 386,895,095,000 383,149,511,000 351,315,476,000 382,086,768,000 340,662,826,000 290,602,725,000 209,956,392,000 221,718,367,000 210,421,237,000 165,015,228,000 110,638,792,000 108,839,269,000 104,119,328,000 100,121,370,000  58,819,431,000                                                       
      gain on fair value of digital currency
     -88,750 -338,000   -620,000 -951,000  -1,329,000                                                                 
      change in fair value of contingent consideration
      8,797,000 1,600,000                                                                      
      loss on disposals of property, plant, and equipment
     -923,000 1,987,000 3,831,000      789,000 420,000                                                               
      change in fair value of warrant and derivative liabilities
     -106,160,500 -424,642,000                                                                       
      loss on extinguishment of debt
          -4,273,000  -2,027,000                                                                 
      loss before income tax and equity in net income of investee
     -122,372,000 -455,050,000 -18,370,000 -61,418,000 -51,798,000 -20,054,000 -11,643,000 -14,888,000                                                                 
      income tax benefit
                  256,000       -20,347    -238,929    -102,738    -20,416   -44,934 -222,923    -127,380            83,837    30,219    9,489    -22,120    -16,484    
      equity in net income of investee, net of tax
          -2,679,000 767,000 5,275,000 -3,153,250 850,000                                                               
      loss on fair value of digital currency
       -887,000 870,000   700,000                                                                  
      realized gain on sale of digital currency
             -1,291,000 -697,000 -583,000 -603,000  -127,000                                                           
      impairment of digital currency
             812,000 922,000 682,000 627,000  119,000 558,000 5,000                                                         
      other income
         2,641,000 339,000 447,000 500,000 118,000 59,000 54,000       1,298.75 20 5,138 37 1,214,539 39 1,766 6,917 11,454 16,225                                              
      loss from continuing operations
         -29,196,000 -22,733,000 -10,876,000 -9,613,000 -10,502,000 -19,031,000 -17,537,000 -26,222,000  -33,087,000 -13,039,000 -15,277,000                                                         
      loss from discontinued operations, net of tax
             -23,000 -68,000 -3,000 -35,000  -901,000 -630,000 -2,906,000                                                         
      preferred stock dividends
         -219,500 -300,000 -292,000 -286,000 -278,000 -272,000 -265,000 -259,000  -247,000 -239,000 -45,000                                                         
      net loss attributable to common stockholders
         -11,025,000 -23,033,000 -11,168,000 -9,899,000 -10,803,000 -19,371,000 -17,805,000 -26,516,000  -34,235,000 -13,908,000 -18,228,000                                                         
      loss per common share:
                                                                             
      continuing operations
         -80 -60 -30 -30 -30 -90 -80 -160  -310 -130 -150                                                         
      discontinued operations
                  -10 -10 -30                                                         
      basic and diluted
         -80 -60 -30 -30 -30 -90 -80 -160  -320 -140 -180                                                         
      gross profit
           21,656,000 28,025,000 14,353,000 10,687,000 10,343,000 6,531,000  -1,317,000 794,000 185,000  1,001,931.5 1,582,090 1,429,304 996,332 1,493,171 873,779 384,895 1,153,232 1,547,579 1,412,062 1,428,429 1,009,119 1,702,474 1,526,819 1,662,315 1,362,419 1,873,102 1,323,951 1,443,264 1,090,228 1,750,551 1,667,474 1,522,211 1,296,674 1,786,507 1,617,668 1,639,742 1,100,675 1,605,239 1,627,965 1,710,872 1,759,153 1,948,070 1,641,568 1,883,958 1,464,259 1,883,121 1,752,877 1,803,286 1,505,560 1,708,774 1,679,803 1,853,990 1,466,843 1,823,826 1,666,904 1,829,759 1,483,795 1,622,124 1,582,906 1,456,502 1,405,314    
      yoy
           109.38% 329.11%  -911.47% 1202.64% 3430.27%  -231.45% -49.81% -87.06%  -32.90% 81.06% 271.35% -13.61% -3.52% -38.12% -73.05% 14.28% -9.10% -7.52% -14.07% -25.93% -9.11% 15.32% 15.18% 24.97% 7.00% -20.60% -5.19% -15.92% -2.01% 3.08% -7.17% 17.81% 11.29% -0.63% -4.16% -37.43% -17.60% -0.83% -9.19% 20.14% 3.45% -6.35% 4.47% -2.74% 10.20% 4.35% -2.73% 2.64% -6.31% 0.77% 1.32% -1.14% 12.43% 5.31% 25.63% 5.58%        
      qoq
           -22.73% 95.26% 34.30% 3.33% 58.37%   -265.87% 329.19%   -36.67% 10.69% 43.46% -33.27% 70.89% 127.02% -66.62% -25.48% 9.60% -1.15% 41.55% -40.73% 11.50% -8.15% 22.01% -27.26% 41.48% -8.27% 32.38% -37.72% 4.98% 9.54% 17.39% -27.42% 10.44% -1.35% 48.98% -31.43% -1.40% -4.85% -2.74% -9.70% 18.67% -12.87% 28.66% -22.24% 7.43% -2.80% 19.78% -11.89% 1.72% -9.40% 26.39% -19.57% 9.41% -8.90% 23.32% -8.53% 2.48% 8.68% 3.64%     
      gross margin %
    0% 0% 0% 0% 0% 0% 0% 60.88% 66.05% 61.64% 56.38% 66.92% 56.63% NaN% -34.08% 57.33% 85.25%  Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% NaN% NaN% NaN% 
      cost of operations:
                                                                             
      total cost of operations
           28,421,000 30,341,000 19,019,000 20,376,000 16,188,000 15,752,000  12,057,000 8,610,000 9,352,000                                                         
      loss on nonmonetary miner exchange
                  804,000                                                           
      operating expenses - related party
                597,000  603,000 147,000 62,000                                                         
      selling, general and administrative expenses - related party
                2,898,000  2,948,000 2,423,000 2,816,000                                                         
      assets
                                                                             
      current assets:
                                                                             
      cash and cash equivalents
                    3,585,000                                                         
      restricted cash
                    1,000                                                         
      digital currency
                    212,000                                                         
      prepaid expenses
                    5,943,000                                                         
      amounts due from related parties
                                                                             
      other current assets
                    442,000                                                         
      current assets held for sale
                    15,775,000                                                         
      total current assets
                    25,958,000                                                         
      equity in net assets of investee
                    123,046,000                                                         
      property, plant and equipment
                    121,873,000                                                         
      right-of-use asset
                    1,004,000                                                         
      other assets
                    957,000                                                         
      total assets
                    272,838,000                                                         
      ​
                    2,022,000                                                         
      liabilities and stockholders' equity
                                                                             
      current liabilities:
                                                                             
      accounts payable
                    9,699,000                                                         
      accrued construction liabilities
                    4,527,000                                                         
      other accrued liabilities
                    8,636,000                                                         
      share based liabilities due to related party
                    12,500,000                                                         
      other amounts due to related parties
                    1,306,000                                                         
      contingent value rights
                    10,594,000                                                         
      current portion of operating lease liability
                    90,000                                                         
      insurance premium financing payable
                    3,147,000                                                         
      current liabilities held for sale
                    2,444,000                                                         
      total current liabilities
                    52,943,000                                                         
      operating lease liability, net of current portion
                    969,000                                                         
      deferred tax liabilities
                    256,000                                                         
      long-term debt
                    97,662,000                                                         
      total liabilities
                    151,830,000                                                         
      commitments and contingencies
                                                                             
      stockholders' equity:
                                                                             
      preferred stock, 0.001 par value, 25,000,000 authorized at march 31, 2022 and december 31, 2021; 9,566 and 0 shares issued and outstanding at march 31, 2022 and december 31, 2021, respectively
                    9,273,000                                                         
      common stock, 0.001 par value, 200,000,000 authorized at march 31, 2022 and december 31, 2021; 100,790,239 and 99,976,253 issued and outstanding at march 31, 2022 and december 31, 2021, respectively
                    101,000                                                         
      additional paid-in capital
                    225,545,000                                                         
      accumulated deficit
                    -113,911,000                                                         
      total stockholders' equity
                    121,008,000                                                         
      total liabilities and stockholders' equity
                    272,838,000                                                         
      net sales
                      3,017,052 4,743,452 4,251,348 3,073,408 4,227,605 3,134,984 2,572,439 3,497,192 4,963,096 4,530,361 4,596,411 3,528,691 4,856,640 4,651,358 4,634,177 4,071,478 4,944,791 3,984,100 4,685,361 3,628,992 4,752,612 4,607,501 4,196,578 4,013,210 4,767,899 4,542,730 4,653,548 3,597,889 4,622,500 4,478,014 4,924,747 4,464,577 4,597,266 4,217,125 4,654,745 4,022,272 4,524,468 4,231,235 4,547,080 4,009,624 4,178,419 4,361,312 4,587,432 3,653,099 4,443,614 4,141,092 4,248,055 3,684,577 3,851,241 3,920,663 3,786,501 3,563,212 3,910,794 3,832,783 4,330,059 
      cost of goods sold
                      2,015,120.5 3,161,362 2,822,044 2,077,076 2,734,434 2,261,205 2,187,544 2,343,960 3,415,517 3,118,299 3,167,982 2,519,572 3,154,166 3,124,539 2,971,862 2,709,059 3,071,689 2,660,149 3,242,097 2,538,764 3,002,061 2,940,027 2,674,367 2,716,536 2,981,392 2,925,062 3,013,806 2,497,214 3,017,261 2,850,049 3,213,875 2,705,424 2,649,196 2,575,557 2,770,787 2,558,013 2,641,347 2,478,358 2,743,794 2,504,064 2,469,645 2,681,509 2,733,442 2,186,256 2,619,788 2,474,188 2,418,296 2,200,782 2,229,117 2,337,757 2,329,999 2,157,898 2,429,329 2,178,597 2,468,468 
      research and development expenses
                      99,606.25 134,608 128,895 134,922 150,159 136,520 201,234 183,580 202,505 218,467 270,465 178,842 186,779 179,915 156,472 154,076 169,528 168,686 184,704 165,770 171,900 150,176 147,125 177,864 154,205 157,814 192,539 155,844 175,045 169,145 177,479 143,330 173,534 149,864 153,412 172,515 159,611 141,186 153,265 175,714 145,319 129,541 137,488 99,911 166,971 163,420 204,498 160,704 165,805 164,666 155,993 167,283    
      income from operations
                      -448,211.5 -826,572 -644,093 -322,181 286,508 -242,514 -1,018,646 -811,368 -70,282 -153,809 -180,897 -551,688 191,520 -21,941 196,880 -140,640 406,813 -150,190 -135,076 -586,156 88,693 159,693 49,916 -320,306 307,514 189,388 194,682  128,654 176,659 292,980 315,173 530,937 161,505 401,490  426,177 338,405 364,650 -96,351 257,660 296,246 448,807 23,291 491,844 416,907 502,786 122,702 331,901 316,630 204,670 16,450 137,163 247,203 538,886 
      income before income taxes
                      -472,523.5 -826,655 -721,453 -341,986 1,485,185 -267,067 -1,041,503 -825,935 -81,297 -160,383 -186,109 -557,769 183,220 -31,479 184,878 -151,154 392,386 -164,713 -150,000 -601,820 71,675 142,491 36,965 -320,192 307,672 190,213 196,192  130,345 176,762 294,532 317,131 532,649 162,877 403,234  428,850 340,977 367,729 -92,625 261,542 300,274 453,588 27,853 497,853 423,174 506,672 126,221 334,889 -599,251 216,351 36,651 140,113 291,643 562,583 
      income tax expense
                      1,389.25 25,081 823  -58,000 6,929   -1,225 2,361 -70,398  33,601 -6,727 39,542  -80,404.25 -53,760   65,415 60,225 -2,260  450.5 73,457 168,468  61,526.75 37,791 96,100 112,216 18,250 46,715 110,122  51,823 112,865 124,646  55,037.5 85,597 144,042  69,277.75 135,831 163,400  40,813.25 110,134 69,603  60,778.25 53,810 204,146 
      loss per common share
                                                                             
      basic
                      -0.24 -0.43 -0.37 -0.16 0.74 -0.14 -0.53 -0.3 -0.093 -0.08  -0.23 -0.003 -0.01  -0.07    -0.19    -0.1            -0.04                    
      diluted
                      -0.24 -0.43 -0.37 -0.16 0.74 -0.14 -0.53 -0.3 -0.093 -0.08  -0.23 -0.003 -0.01  -0.07    -0.19    -0.1            -0.04                    
      weighted-average common shares outstanding
                                                                             
      basic
                       1,981,138 1,977,959 1,976,771 1,976,354 1,976,354 1,976,354 1,976,354 1,980,253 1,978,926 1,982,275 1,983,553 1,983,553 1,983,553 1,983,553 1,983,553 2,007,613 2,005,096 2,018,466 2,018,753 2,018,649 2,018,753 2,018,753 2,018,335 2,018,253 2,018,253 2,018,253 2,018,253 2,017,144 2,018,412 2,016,885 2,012,765 2,006,843 2,008,836 2,007,623 2,000,555 1,988,066 1,989,307 1,986,364 1,984,695 1,981,848  1,982,869 1,976,523 1,971,717 1,974,162 1,972,447 1,967,057 1,973,739 1,967,057 1,971,938 1,989,222 2,050,462 2,070,705 2,076,828 
      diluted
                       1,981,138 1,977,959 1,976,771 1,976,354 1,976,354 1,976,354 1,976,354 1,980,253 1,978,926 1,982,275 1,983,553 1,983,553 1,983,553 1,983,553 1,983,553 2,007,613 2,005,096 2,018,466 2,018,753 2,018,649 2,018,842 2,018,833 2,018,335 2,018,591 2,018,574 2,018,792 2,018,253 2,018,334 2,019,806 2,019,721 2,015,992 2,010,659 2,015,125 2,012,552 2,000,555 1,990,847 1,993,429 1,991,311 1,984,695 1,986,041  1,987,662 1,981,114 1,973,447 1,975,882 1,974,158 1,969,433 1,973,739 1,967,057 1,973,514 1,989,866 2,053,733 2,073,925 2,080,617 
      other
                                17,303 16,194 15,243 13,760 11,805 9,421 6,178 6,309 5,902 5,153 4,484 4,519 2,048 114 158 825 1,510 1,696 1,691 103                          
      income per common share
                                                                             
      basic
                                -0.06    0.07  -0.075 -0.06 -0.05  0.01 0.04 0.02         0.1                        
      diluted
                                -0.06    0.07  -0.075 -0.06 -0.05  0.01 0.04 0.02         0.1                        
      loss per common share:
                                                                             
      basic
                      -0.24 -0.43 -0.37 -0.16 0.74 -0.14 -0.53 -0.3 -0.093 -0.08  -0.23 -0.003 -0.01  -0.07    -0.19    -0.1            -0.04                    
      diluted
                      -0.24 -0.43 -0.37 -0.16 0.74 -0.14 -0.53 -0.3 -0.093 -0.08  -0.23 -0.003 -0.01  -0.07    -0.19    -0.1            -0.04                    
      income per common share:
                                                                             
      basic
                                -0.06    0.07  -0.075 -0.06 -0.05  0.01 0.04 0.02         0.1                        
      diluted
                                -0.06    0.07  -0.075 -0.06 -0.05  0.01 0.04 0.02         0.1                        
      earnings per common share:
                                                                             
      basic
                                              0.11 0.06 0.01  0.05 0.07 0.1  0.18 0.06 0.15  0.14 0.11 0.12 -0.03 0.07 0.11 0.16 0.02 0.16 0.15 0.17 0.08 0.1 -0.36 0.07 0.03 0.06 0.11 0.17 
      diluted
                                              0.11 0.06 0.01  0.05 0.07 0.1  0.18 0.06 0.15  0.14 0.11 0.12 -0.03 0.07 0.11 0.16 0.02 0.17 0.15 0.17 0.08 0.1 -0.36 0.07 0.03 0.06 0.11 0.17 
      weighted-average common shares outstanding:
                                                                             
      basic
                       1,981,138 1,977,959 1,976,771 1,976,354 1,976,354 1,976,354 1,976,354 1,980,253 1,978,926 1,982,275 1,983,553 1,983,553 1,983,553 1,983,553 1,983,553 2,007,613 2,005,096 2,018,466 2,018,753 2,018,649 2,018,753 2,018,753 2,018,335 2,018,253 2,018,253 2,018,253 2,018,253 2,017,144 2,018,412 2,016,885 2,012,765 2,006,843 2,008,836 2,007,623 2,000,555 1,988,066 1,989,307 1,986,364 1,984,695 1,981,848  1,982,869 1,976,523 1,971,717 1,974,162 1,972,447 1,967,057 1,973,739 1,967,057 1,971,938 1,989,222 2,050,462 2,070,705 2,076,828 
      diluted
                       1,981,138 1,977,959 1,976,771 1,976,354 1,976,354 1,976,354 1,976,354 1,980,253 1,978,926 1,982,275 1,983,553 1,983,553 1,983,553 1,983,553 1,983,553 2,007,613 2,005,096 2,018,466 2,018,753 2,018,649 2,018,842 2,018,833 2,018,335 2,018,591 2,018,574 2,018,792 2,018,253 2,018,334 2,019,806 2,019,721 2,015,992 2,010,659 2,015,125 2,012,552 2,000,555 1,990,847 1,993,429 1,991,311 1,984,695 1,986,041  1,987,662 1,981,114 1,973,447 1,975,882 1,974,158 1,969,433 1,973,739 1,967,057 1,973,514 1,989,866 2,053,733 2,073,925 2,080,617 
      income (loss) from operations
                                                                             
      income (loss) before income taxes
                                                                             
      income (loss) per common share:
                                                                             
      basic
                                                 -0.11                            
      diluted
                                                 -0.11                            
      weighted-average common shares outstanding :
                                                                             
      basic
                       1,981,138 1,977,959 1,976,771 1,976,354 1,976,354 1,976,354 1,976,354 1,980,253 1,978,926 1,982,275 1,983,553 1,983,553 1,983,553 1,983,553 1,983,553 2,007,613 2,005,096 2,018,466 2,018,753 2,018,649 2,018,753 2,018,753 2,018,335 2,018,253 2,018,253 2,018,253 2,018,253 2,017,144 2,018,412 2,016,885 2,012,765 2,006,843 2,008,836 2,007,623 2,000,555 1,988,066 1,989,307 1,986,364 1,984,695 1,981,848  1,982,869 1,976,523 1,971,717 1,974,162 1,972,447 1,967,057 1,973,739 1,967,057 1,971,938 1,989,222 2,050,462 2,070,705 2,076,828 
      diluted
                       1,981,138 1,977,959 1,976,771 1,976,354 1,976,354 1,976,354 1,976,354 1,980,253 1,978,926 1,982,275 1,983,553 1,983,553 1,983,553 1,983,553 1,983,553 2,007,613 2,005,096 2,018,466 2,018,753 2,018,649 2,018,842 2,018,833 2,018,335 2,018,591 2,018,574 2,018,792 2,018,253 2,018,334 2,019,806 2,019,721 2,015,992 2,010,659 2,015,125 2,012,552 2,000,555 1,990,847 1,993,429 1,991,311 1,984,695 1,986,041  1,987,662 1,981,114 1,973,447 1,975,882 1,974,158 1,969,433 1,973,739 1,967,057 1,973,514 1,989,866 2,053,733 2,073,925 2,080,617 
      weighted-average common shares
                                                                             
      outstanding :
                                                                             
      basic
                                                              495,257 1,983,613              
      diluted
                                                              496,315.75 1,987,945              
      gain on sale of non-marketable equity securities
                                                                        9,631 20,131  24,550  
      loss on investment in non- marketable equity securities
                                                                      -229,737.75 -918,951      
      selling, general, and administrative
                                                                          927,460.5 1,187,912 1,154,850 
      research and development
                                                                          150,445.25 219,071 167,855 
      costs and expenses: - sum
                                                                          2,777,620.25 3,585,580 3,791,173 
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-12-31 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 2018-09-30 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 
                                                                            
        assets
                                                                            
        current assets:
                                                     1,704,300                       
        cash and cash equivalents
      3,266,389,000 711,315,000 89,993,000 218,162,000 274,065,000 23,938,000 104,109,000 45,824,000 54,439,000 6,595,000 8,241,000 16,985,000 1,279,000 4,466,000 921,000 3,585,000 43,448,000    3,693,845 3,500,883 2,978,109 1,605,440 963,649 758,739 297,186 617,246 1,559,725 1,355,828 1,162,188 929,700 2,001,244 1,240,086 608,340 1,048,713 917,032 800,889 1,065,364 2,248,466 3,036,527 2,368,778 1,938,280 1,936,214 2,203,954 1,129,716 2,143,245 1,464,878 1,179,498 1,269,476 516,746 967,943             977,863 882,023 1,233,887 901,738 2,481,128 4,787,622 
        restricted cash
      189,933,000 1,439,000 1,425,000         1,000 7,044,000 7,265,000 1,000 1,000 3,007,000                                                      
        accounts receivable
      1,212,000 3,506,000 1,172,000                                                                    
        digital assets
      270,000 492,000                                                                     
        prepaid expenses
      6,272,000 2,955,000 2,939,000 4,799,000 2,493,000 3,091,000 2,850,000 3,973,000 4,540,000 2,360,000 3,472,000 4,378,000 5,095,000 3,140,000 4,358,000 5,943,000 1,494,000                                                      
        other receivables
      3,395,000 8,409,000 4,524,000 5,101,000 3,799,000 4,383,000 2,554,000 1,668,000 1,001,000 2,723,000                                                             
        other current assets
      10,802,000 2,427,000 487,000 585,000 598,000 706,000 505,000 873,000 806,000 688,000 1,938,000 739,000 543,000 1,174,000 446,000 442,000 108,000                                                      
        total current assets
      3,478,273,000 729,104,000 99,115,000 230,047,000 281,431,000 32,415,000 110,964,000 54,356,000 62,587,000 12,980,000 14,359,000 22,220,000 14,144,000 16,105,000 21,573,000 25,958,000 68,052,000 5,214,388 5,712,916 8,164,356 7,803,453 7,476,064 7,480,288 7,508,435 8,692,188 8,946,474 8,420,424 8,591,696 8,722,134 8,804,194 8,474,492 8,271,383 8,538,727 8,899,168 8,782,208 9,045,472 8,799,697 8,499,835 5,964,907 6,916,891 8,278,003 8,662,610 9,151,714 8,857,243 9,146,667 8,379,175 8,817,377 8,045,060 7,779,227 7,252,171 7,477,807 7,417,041 9,054,045 8,535,161 8,651,668 8,404,194 8,352,285 8,398,279 7,984,949 7,811,830 7,452,140 7,140,776 6,545,307 6,417,488 5,920,080 5,788,143 5,472,184 5,562,130 6,948,179 9,300,221 
        property, plant and equipment
      1,507,699,000 861,778,000 604,760,000 509,888,000 411,869,000 283,098,000 272,049,000 237,889,000 205,284,000 181,294,000 161,776,000 159,415,000 191,521,000 202,130,000 154,096,000 121,873,000 91,446,000                                                      
        equity in net assets of investee
      446,008,000     79,494,000 85,568,000 91,866,000 98,613,000 105,557,000 111,446,000 122,035,000 98,741,000 76,727,000 140,073,000 123,046,000 104,280,000                                                      
        goodwill
      55,457,000 55,457,000 55,457,000                                                                    
        operating lease right-of-use asset
      103,975,000 105,067,000 92,735,000 85,299,000 85,898,000                                                                  
        finance lease right-of-use asset
      119,338,000 120,100,000 7,114,000 7,200,000 7,285,000                                                                  
        deferred charges
      572,888,000 572,943,000                                                                     
        other assets
      8,091,000 8,557,000 8,802,000 8,728,000 1,028,000 710,000 547,000 586,000 679,000 768,000 798,000 1,417,000 1,337,000 2,710,000 2,411,000 957,000 109,000                                                      
        total assets
      6,558,182,000 2,454,445,000 869,408,000 841,162,000 787,511,000 405,905,000 479,568,000 395,388,000 378,106,000 311,793,000 299,822,000 316,781,000 317,687,000 309,866,000 319,136,000 272,838,000 264,911,000 12,380,206 13,042,782 15,635,977 15,435,399 15,274,076 15,448,604 15,643,952 16,879,541 17,162,234 16,699,939 16,999,264 17,306,077 17,405,304 16,985,529 16,924,230         15,301,065                              
        liabilities and stockholders' equity
                                                                            
        current liabilities:
                                                                            
        accounts payable
      65,139,000 62,281,000 38,834,000 54,901,000 24,382,000 19,770,000 8,398,000 14,313,000 15,169,000 19,422,000 17,303,000 18,966,000 21,862,000 18,278,000 13,407,000 9,699,000  1,615,868 1,521,736 872,679 459,836 459,129 315,224 763,216 761,641 772,520 533,424 860,106 711,016 830,183 608,689 321,860 800,698 874,795 842,140       596,217 857,707 371,181 797,080 511,723 878,692 532,294 660,054 317,071 742,807 593,922 506,423 496,280 826,467 549,532 689,956 462,495 522,499 441,830 389,826 347,778 379,746        
        accrued construction liabilities
      102,582,000 51,971,000 20,929,000 19,526,000 16,520,000 5,040,000 3,033,000 938,000 1,526,000 724,000 95,000 729,000 2,903,000 4,701,000 3,315,000 4,527,000 3,892,000                                                      
        accrued compensation
      1,717,000 6,216,000 4,078,000 1,512,000 4,552,000             419,574 466,547 359,596 279,755 355,305 414,638 289,330 382,303 256,426 331,334 236,935 244,333 341,369 232,690 360,554 235,340 337,394 242,469 388,600 253,228 308,707 397,033 350,518 394,048 248,483 334,564 294,706 374,427 244,889 327,943 274,936 333,289 207,322 276,699 265,822 307,369 198,503 267,303 244,173 322,218 359,095 241,824 282,196 307,484 330,466 217,762 337,365 234,996 281,043 192,217 335,126 238,934 318,778 
        accrued interest
      52,775,000 6,868,000 2,292,000 5,997,000                                                                   
        accrued lessor costs
      27,625,000 42,813,000                                                                     
        other accrued liabilities
      44,828,000 4,217,000 6,135,000 6,432,000 4,973,000 7,080,000 7,751,000 5,494,000 9,179,000 6,743,000 7,883,000 9,119,000 14,963,000 10,287,000 6,374,000 8,636,000 3,771,000 162,861 99,774 188,098 168,066 158,732 113,306 129,398 657,255 944,489 242,284 143,019 253,282 84,615 112,478 62,468 116,094 91,398 92,743 67,088 97,192 118,025 94,561 31,000 70,275 107,015 297,643 78,610 120,067 66,383 102,099 67,755 97,359 75,957 130,683 81,635    45,210    45,868    104,408 117,993 90,933     
        other amounts due to related parties
      200,000 145,000 15,000 571,000 1,391,000 472,000 632,000 975,000 972,000 1,433,000 3,172,000 4,406,000 3,295,000 2,477,000 1,042,000 1,306,000 60,000                                                      
        current portion of deferred rent liability
      58,184,000 50,653,000 47,716,000 31,960,000                                                                   
        current portion of operating lease liability
      2,015,000 1,993,000 616,000 26,000 25,000 53,000 51,000 49,000 48,000 46,000 45,000 43,000 42,000 41,000 91,000 90,000 88,000                                                      
        current portion of finance lease liability
      2,000 2,000 2,000 2,000 2,000                                                                  
        warrant liabilities
      844,698,000                                                                      
        current portion of long-term debt
      46,316,000      72,302,000 99,360,000 123,465,000 76,461,000 36,532,000  51,938,000 34,625,000 15,437,000     2,654,019 2,688,396 3,458,519 3,288,361 134,592 133,287 132,458 131,385 129,582 128,247 126,422 131,797 130,899 129,995 129,086 128,182 127,303 126,419 125,529                                 
        short-term convertible notes
      489,767,000                                                                      
        total current liabilities
      1,735,848,000 705,851,000 151,304,000 120,927,000 51,845,000 32,415,000 92,416,000 122,112,000 154,662,000 108,479,000 81,684,000 56,121,000 126,019,000 105,559,000 97,523,000 52,943,000 45,857,000 2,198,303 2,088,057 4,074,392 3,596,053 4,431,685 4,131,529 1,316,536 1,934,486 2,105,893 1,238,427 1,369,642 1,336,878 1,382,589 1,085,654 875,781 1,282,127 1,432,673 1,305,534 1,313,377 1,232,858 1,123,142 1,178,810 1,135,102 1,485,979 951,715 1,489,914 744,497 1,291,574 822,995 1,386,335 874,985 1,090,702 600,350 1,150,189 1,023,531 1,011,608 824,064 1,226,966 838,915 1,086,047 878,808 837,578 777,984 831,383 867,676 736,712 809,186 627,682 805,208 713,749 909,789 1,565,798 1,376,334 
        deferred rent liability, net of current portion
      23,285,000 35,504,000 42,284,000 58,040,000                                                                   
        operating lease liability, net of current portion
      22,309,000 22,813,000 11,255,000 3,420,000 3,427,000 859,000 873,000 886,000 899,000 912,000 924,000 936,000 947,000 958,000 947,000 969,000 992,000                                                      
        finance lease liability, net of current portion
      289,000 290,000 290,000 291,000 292,000                                                                  
        long-term debt
      3,052,240,000      38,000 47,000 56,000 48,468,000 82,396,000 113,411,000 72,967,000 81,506,000 85,393,000 97,662,000 94,627,000                                                      
        convertible notes
      1,582,788,000 1,060,167,000 488,716,000 488,109,000 487,502,000                                                                  
        deferred tax liabilities
      76,000              256,000 256,000 256,000                                                      
        other liabilities
      902,000  1,227,000                                                                    
        total liabilities
      6,417,737,000  695,076,000 670,787,000 543,066,000 33,274,000 93,327,000 123,045,000 155,617,000 157,859,000 165,004,000 170,468,000 199,933,000 188,023,000 184,119,000 151,830,000 141,732,000    3,596,053 4,909,745 4,813,039 3,970,572 4,622,843 4,827,956 4,176,780 4,341,345 4,348,246 4,426,302 4,155,443 3,966,299 4,707,741 4,890,972 4,796,323 4,836,834 4,727,505 4,649,566 1,563,810 1,715,102 2,030,979 1,496,715 2,034,914 1,289,497 1,818,574 1,349,995 1,913,335 1,401,985 1,521,702 1,031,350 1,581,189 1,389,531 1,349,608 1,162,064 1,564,966 1,176,915 1,257,047 1,049,808 1,008,578 948,984 993,383 1,029,676 898,712 971,186 805,682 983,208 891,749 1,052,789   
        commitments and contingencies
                                                                            
        stockholders' equity:
                                                                            
        preferred stock, 0.001 par value...
          9,273,000 9,273,000 9,273,000 9,273,000 9,273,000 9,273,000 9,273,000 9,273,000 9,273,000 9,804,000 9,557,000 9,273,000                                                       
        common stock, 0.001 par value...
      444,000    404,000  374,000  277,000 232,000 216,000 186,000 145,000 115,000 105,000 101,000 100,000                                                      
        additional paid-in capital
      1,285,202,000    685,261,000    472,834,000 393,799,000 355,600,000 345,195,000 294,810,000 273,978,000 253,174,000 225,545,000 218,762,000            2,719,444 2,715,863 2,712,283 2,709,390          2,691,740 2,686,085 2,681,307 2,674,171 2,670,714 2,615,772 2,592,038 2,555,861 2,551,870 2,521,287 2,470,507 2,407,805 2,384,187 2,371,697 2,363,150 2,345,481 2,337,017 2,317,739 2,263,176 2,252,973 2,246,549 2,205,135 2,198,289 2,191,663 2,185,036 2,189,528 2,202,888 2,210,404 2,279,202 
        treasury stock
      -151,509,000    -118,217,000                                                                  
        accumulated deficit
      -993,692,000    -332,276,000    -259,895,000 -249,370,000 -230,271,000 -212,731,000 -186,474,000 -162,054,000 -127,819,000 -113,911,000 -95,683,000                                                      
        total stockholders' equity
      140,445,000    244,445,000    222,489,000 153,934,000 134,818,000 146,313,000 117,754,000 121,843,000 135,017,000 121,008,000 123,179,000 10,181,903 10,954,725 11,561,585 11,839,346 10,364,331 10,635,565 11,673,380 12,256,698 12,334,278 12,523,159 12,657,919                                           
        total liabilities and stockholders' equity
      6,558,182,000    787,511,000    378,106,000 311,793,000 299,822,000 316,781,000 317,687,000 309,866,000 319,136,000 272,838,000 264,911,000 12,380,206 13,042,782 15,635,977 15,435,399 15,274,076 15,448,604 15,643,952 16,879,541 17,162,234 16,699,939 16,999,264 17,306,077 17,405,304 16,985,529 16,924,230                                       
        share based liability due to related party
       10,747,000                                                                     
        current portion of warrant liabilities
       467,945,000                                                                     
        digital currency
         1,400,000 476,000 297,000 946,000 2,018,000 1,801,000 614,000 708,000 117,000 183,000 60,000 651,000 212,000                                                       
        deferred revenue
        687,000                                                                    
        contingent consideration liabilities
        30,000,000                                                                    
        stockholders’ equity:
                                                                            
        share based liabilities due to related party
              2,500,000 2,085,000 15,000,000 14,896,000 14,583,000 12,500,000 12,500,000 12,500,000 12,500,000                                                      
        insurance premium financing payable
            249,000 983,000 1,803,000 199,000 352,000 961,000 2,117,000 130,000 1,579,000 3,147,000                                                       
        right-of-use asset
           10,188,000 10,440,000 10,691,000 10,943,000 11,194,000 11,443,000 11,694,000 11,944,000 12,194,000 983,000 1,004,000 1,024,000                                                      
        contingent value rights
               1,366,000 1,302,000 7,001,000 10,900,000 10,594,000 10,594,000 10,594,000 12,000,000                                                      
        convertible promissory notes
                  3,416,000                                                          
        ​
                2,023,000 2,023,000  2,022,000 2,022,000 2,022,000                                                       
        revenue
                15,456,000 11,533,000 15,033,000 3,864,000 1,385,000 217,000                                                       
        cost of revenue
                5,113,000 5,002,000 11,083,000 5,181,000 591,000 32,000                                                       
        gross profit
                10,343,000 6,531,000 3,950,000 -1,317,000 794,000 185,000                                                       
        cost of operations:
                                                                            
        operating expenses
                468,000 308,000 2,038,000 261,000 948,000 480,000 104,000                                                      
        operating expenses – related party
                639,000                                                            
        selling, general and administrative expenses
                5,878,000 6,492,000 22,770,000 5,934,000 4,334,000 5,985,000 23,513,000                                                      
        selling, general and administrative expenses – related party
                2,676,000                                                            
        depreciation
                6,428,000 5,433,000 6,667,000 1,515,000 200,000 4,000                                                       
        realized gain on sale of digital currency
                -583,000 -603,000 -569,000 -127,000                                                         
        impairment of digital currency
                682,000 627,000 1,457,000 119,000 558,000 5,000                                                       
        total cost of operations
                16,188,000 15,752,000 47,695,000 12,057,000 8,610,000 9,352,000 41,723,000                                                      
        operating income
                -5,845,000 -9,221,000 -43,745,000 -13,374,000 -7,816,000 -9,167,000 -41,723,000                                                      
        interest expense
                -8,450,000 -6,834,000 -24,679,000 -7,230,000 -4,139,000 -5,322,000 -2,255,000                                                      
        other income
                54,000                                                            
        income before income tax and equity in net income of investee
                -14,241,000 -16,055,000 -70,478,000 -20,604,000 -11,955,000 -14,489,000 -43,978,000                                                      
        income tax benefit
                  256,000 256,000   615,000                                                      
        equity in net income of investee, net of tax
                -3,296,000 -10,167,000 -15,712,000 -12,739,000 -1,084,000 -788,000 -1,538,000                                                      
        income from continuing operations
                -17,537,000 -26,222,000 -85,934,000 -33,087,000 -13,039,000 -15,277,000 -44,901,000                                                      
        income from discontinued operations, net of tax
                -3,000 -35,000 -4,857,000 -901,000 -630,000 -2,906,000 -49,106,000                                                      
        net income
                -17,540,000 -26,257,000 -90,791,000 -33,988,000 -13,669,000 -18,183,000 -94,007,000                                                      
        preferred stock dividends
                -265,000 -259,000 -783,000 -247,000 -239,000 -45,000                                                       
        net income attributable to common stockholders
                -17,805,000 -26,516,000 -91,574,000 -34,235,000 -13,908,000 -18,228,000                                                       
        loss per common share:
                                                                            
        continuing operations
                -80 -160 -780 -310 -130 -150 -540                                                      
        discontinued operations
                  -40 -10 -10 -30 -590                                                      
        basic and diluted
                -80 -160 -820 -320 -140 -180 -1,130                                                      
        weighted-average common shares outstanding:
                                                                            
        common stock to be issued
                 4,390,000                                                           
        operating expenses - related party
                 597,000 1,248,000 603,000 147,000 62,000 107,000                                                      
        selling, general and administrative expenses - related party
                 2,898,000 13,280,000 2,948,000 2,423,000 2,816,000 17,999,000                                                      
        amounts due from related parties
                      647,000                                                      
        current assets held for sale
                    15,196,000 15,775,000 19,348,000                                                      
        current liabilities held for sale
                    2,494,000 2,444,000 1,755,000                                                      
        loss on nonmonetary miner exchange
                  804,000 804,000                                                         
        loss on extinguishment of debt
                  -2,054,000                                                          
        convertible promissory note
                   11,926,000 14,693,000                                                        
        miner exchange liability
                    15,997,000                                                        
        deposits
                                                                            
        acounts payable
                      11,791,000                                                      
        cost of goods sold
                                                                            
        cash
                       1,500,847 2,260,855 4,428,269                                 2,249,335 1,537,842 1,990,366 1,867,165 1,489,786 1,103,355 752,262 1,291,383 459,162 1,068,180 1,415,772 1,304,586       
        trade receivables, less allowance of 54,000 in 2021 and 55,000 in 2020
                       1,875,177 1,651,035 1,545,527                                                   
        inventories
                       1,649,517 1,607,828 1,961,916 1,644,975 2,155,813 2,681,940 2,588,769 2,180,536 2,573,441 2,512,249 2,840,176 2,270,890 2,471,546 2,368,831 2,086,065 2,546,309 2,276,601 2,232,534 1,986,172 2,079,133 2,215,548 2,254,034 2,119,805 2,278,361 2,363,893 2,743,362 2,630,650 2,689,129 2,631,347 2,888,597 2,554,942 2,515,698 2,432,751 2,965,190 2,678,864 2,575,318 2,685,130 2,412,635 2,234,834 2,310,850 2,577,605 2,767,940 2,198,064 2,336,807 2,021,242 1,996,502 2,070,602   1,857,302 2,109,164 2,104,190 1,987,791 
        prepaid expenses and other assets
                       183,516 162,786 210,895 125,969 160,700 157,840 328,437 906,916 952,854 262,325 259,839 210,570 184,426 193,828 168,242 104,209 146,772 391,835 361,905 178,521 141,273 182,122 85,648 104,754 145,920 266,065 86,400 133,554 135,400 162,391 103,687 135,768 176,574 152,749 124,983 170,024 103,877 153,692 82,923 93,570 101,662 131,874 63,965           
        income taxes receivable
                       5,331 30,412 17,749 219,451 241,451 248,380 245,623 1,369  185,219 113,321 10,208 3,481 42,738 2,116 327,733 273,973 280,540 66,181 71,779 131,894 242,131 102,778 172,750 246,111 414,576  124,977 72,743   91,671 17,925 72,207    94,843    4,574            
        property, plant, and equipment, at cost:
                                                                            
        land and building
                       9,556,586 9,556,586 9,556,586 9,556,586 9,556,586 9,556,585 9,556,586 9,556,984 9,503,733 9,500,429 9,500,429 9,507,589 9,366,400 9,218,220 9,207,790 9,202,715 9,201,846 9,201,846 9,189,743 9,189,743 9,383,591 6,366,352 6,391,555 6,394,357 6,500,802 6,414,837  6,247,781 6,251,620 6,123,890  6,110,906 6,090,942 6,090,943 6,063,965 6,064,903 6,064,903 6,064,903 5,982,799 5,998,800 5,901,131 5,891,696 5,888,445 5,888,445 5,888,445 5,888,445 5,883,794 5,924,847 5,913,458 5,931,854 5,928,275 1,952,646 1,952,647 
        machinery and equipment
                       5,273,968 5,271,367 5,263,586 5,263,586 5,285,503 5,285,503 5,270,711 5,198,784 5,192,854 5,132,719 5,022,691 5,110,666 5,074,952 5,001,384 4,968,595 4,980,101 4,950,091 4,909,952 4,884,814 4,904,353 4,873,106 4,427,722 4,275,910 4,273,136 4,208,267 4,138,183 3,956,561 3,943,389 3,972,896 3,877,477 3,781,282 3,690,574 3,487,070 3,368,103 3,219,598 3,272,369 3,224,368 3,153,693 3,021,053 2,986,376 2,510,803 2,472,354 2,455,238 2,527,285 2,493,250 2,468,928 2,456,218 2,487,092 2,477,156 2,475,268 2,430,857 2,877,682 2,865,478 
        office equipment
                       1,420,494 1,420,494 1,417,219 1,417,219 1,440,964 1,440,964 1,440,964 1,402,369 1,604,981 1,565,456 1,564,978 1,583,524 1,583,524 1,578,976 1,573,191 1,600,760 1,600,760 1,590,032 1,566,856 1,157,909 961,770 943,511 933,596 946,319 817,072 781,609 754,220 774,226 740,811 725,229 722,567 742,951 738,711 732,032 700,062 700,957 698,182 677,314 662,160 693,176 688,476 688,476 642,100 748,810 748,811 745,195 741,895 765,916 763,595 763,595 763,595 832,886 826,498 
        vehicles
                       222,120 245,674 245,674 245,674 245,674 245,674 245,674 245,674 245,674 245,674 245,674 245,679 245,679 245,679 245,679 245,679 269,941 272,144 272,144 272,144 272,144 272,141 272,141 247,356 247,356 247,356 247,356 247,356 247,356 237,341 237,194 237,488 237,488 237,488 237,488 235,000 235,000 235,000 235,000 234,650 234,650 234,650 234,650 234,650 234,650 236,117 241,006 241,905 241,905 241,905 241,905 241,905 223,094 
        less accumulated depreciation
                       -9,540,029 -9,410,087 -9,255,263 -9,094,702 -8,978,698 -8,814,234 -8,646,422 -8,487,827 -8,612,986 -8,457,143 -8,298,897 -8,232,338 -8,040,289 -7,893,500 -7,693,594 -7,561,542 -7,397,569 -7,213,464 -7,001,162 -6,892,090 -6,691,206 -6,546,593 -6,407,304 -6,279,345 6,116,830 5,949,913 5,789,070 5,664,928 5,507,780 5,372,156 5,230,837 5,171,831 5,031,197 4,894,358 4,759,235 4,825,921 4,699,125 4,580,108 4,464,110 4,506,669 4,404,526 4,305,988 4,207,500 4,322,046 4,220,178 4,145,614 4,088,669 -4,074,459 -3,967,017 -3,869,238 3,762,569 4,247,325 4,170,260 
        total property, plant and equipment at cost
                       6,933,139 7,084,034 7,227,802 7,388,363 7,550,029 7,714,492 7,867,513 7,915,984 7,934,256 7,987,135 8,034,875                                           
        intangible assets, less accumulated amortization of 212,913 in 2021 and 207,399 in 2020
                       232,679                                                     
        current liabilities
                                                                            
        stockholders' equity
                                                                            
        preferred stock, par value .10 per share; authorized 250,000 shares; issued none
                                                                            
        common stock
                       198,153 198,069 197,710 197,635 197,635 197,635 197,635 197,635 197,635 198,081 198,355 198,355 198,355 198,355 198,355 199,205 201,705 201,875 201,875 201,875 201,875 201,875 201,825 201,825 201,825 201,825 201,825 201,809 201,809 201,425 201,217 200,884 200,884 200,559 199,848 199,029 198,684 198,534 198,459 198,389 198,359 198,136  197,286 197,481 196,706 196,706 196,706 196,706   200,737 208,183 
        additional paid-in-capital
                       2,981,620 2,902,790 2,787,733 2,743,930 2,732,100 2,729,338 2,725,650 2,721,962 2,719,471 2,723,099 2,724,944     2,714,861 2,742,659 2,737,467 2,732,006 2,725,384 2,718,762 2,712,247 2,703,050 2,697,395                              
        retained earnings
                       7,002,130 7,853,866 8,576,142 8,897,781 7,434,596 7,708,592 8,750,095 9,337,101 9,417,172 9,601,979 9,734,620 10,040,032 10,064,784 9,919,448 10,050,186 9,735,741 10,029,112 10,146,382 10,525,279 10,519,019 10,436,753 10,397,528 10,590,340 10,370,866 10,254,110 10,226,386 10,455,333 10,348,881 10,209,910 10,011,478 9,806,563 9,445,914 9,329,752 9,036,640 9,124,390 10,837,723 10,609,611 10,366,528 10,428,934 10,292,242 10,077,565 9,769,777 9,732,435 9,397,471 9,122,704 8,779,432 8,631,091 8,428,949 9,138,333 9,034,037 9,031,354 8,974,628 9,180,851 
        intangible assets, less accumulated amortization of 205,697 in 2021 and 207,399 in 2020
                        245,832                                                    
        intangible assets, less accumulated amortization of 198,539 in 2021 and 207,399 in 2020
                         243,819                                                   
        short-term investments
                             980,000 2,205,000 2,450,000 2,940,000 2,940,000 2,695,000 2,920,000 2,675,000 2,895,000 1,915,000 2,895,000 3,338,000 3,246,000 3,399,000 3,399,000   225,000 1,205,000 1,861,000 1,766,000 1,796,000 2,015,930 1,260,071  1,814,878 829,654 1,444,262 1,442,939 1,647,292 1,646,923 1,637,087 1,835,003 2,032,765 2,231,948 2,222,538 2,217,990 2,211,213 1,609,577 805,567 802,165       
        trade receivables, less allowance of 55,000 in 2020 and 58,000 in 2019
                          2,119,213                                                  
        patents, less accumulated amortization of 207,399 in 2020 and 181,609 in 2019
                          243,583                                                  
        long-term liabilities
                                                                            
        long-term debt, less current portion
                           478,060 681,510 2,654,036 2,688,357 2,722,063 2,755,353 2,788,703 2,854,529 2,886,874 2,912,950 2,946,518 2,979,614 3,012,299 3,044,789 3,077,457 3,109,647 3,141,424                                 
        trade receivables, less allowance of 81,000 in 2020 and 58,000 in 2019
                           1,417,217                                                 
        intangible assets, less accumulated amortization of 201,065 in 2020 and 181,609 in 2019
                           247,983                                                 
        trade receivables, less allowance of 129,000 in 2020 and 58,000 in 2019
                            1,414,019                                                
        intangible assets, less accumulated amortization of 194,731 in 2020 and 181,609 in 2019
                            253,824                                                
        trade receivables, less allowance of 115,000 in 2020 and 58,000 in 2019
                             1,760,166                                               
        intangible assets, less accumulated amortization of 188,397 in 2020 and 181,609 in 2019
                             268,004                                               
        trade receivables, less allowance of 58,000 in 2019 and 53,000 in 2018
                              2,434,718                                              
        intangible assets, less accumulated amortization of 181,609 in 2019 and 149,740 in 2018
                              271,369                                              
        deferred income taxes
                                183,000 183,000 156,839 156,839 156,839 144,000 446,000 446,000 446,000 446,000 385,000 385,000 385,000 195,000 178,000 178,000 178,000 178,000 150,000 150,000 150,000 150,000 142,000 142,000 142,000 142,000 144,000 144,000 144,000 144,000 157,000 157,000 157,000 157,000 163,000 163,000 163,000 163,000 96,000 96,000 96,000 96,000 24,000 24,000 
        total long-term liabilities
                              2,688,357 2,722,063 2,938,353 2,971,703 3,011,368 3,043,713 3,069,789 3,090,518 3,425,614 3,458,299 3,490,789 3,523,457 3,494,647 3,526,424                                 
        trade receivables, less allowance of 53,000 in 2019 and 2018
                               2,211,440 2,223,445                                            
        intangible assets, less accumulated amortization of 175,049 in 2019 and 149,740 in 2018
                               281,504                                             
        intangible assets, less accumulated amortization of 168,488 in 2019 and 149,740 in 2018
                                292,380                                            
        trade receivables, less allowance of 112,000 in 2019 and 53,000 in 2018
                                 1,821,114                                           
        intangible assets, less accumulated amortization of 155,908 in 2019 and 149,740 in 2018
                                 372,693                                           
        long-term liabilties
                                                                            
        trade receivables, less allowance of 58,000 in 2018 and 53,000 in 2017
                                  1,975,741                                          
        total property, plant, and equipment, at cost
                                  8,215,120 8,230,266 8,150,759 8,301,661                                       
        intangible assets, less accumulated amortization of 143,643 as of september 30, 2018 and 174,991 as of december 31, 2017
                                  368,823                                          
        stockholders’ equity
                                                                            
        preferred stock, par value .10 per share; authorized 250,000 shares; none issued
                                                                            
        total stockholders’ equity
                                  12,957,831 12,979,002 12,830,086 12,957,931 12,649,807 12,973,476 13,085,724 13,459,160 13,446,278 13,357,390 13,311,650 13,495,215 13,270,086 13,147,675 13,114,296 13,338,465 13,224,861 13,082,433 12,828,675 12,599,818 12,202,659 12,082,506 11,758,486 11,794,745 13,444,557 13,192,482 12,936,759 12,990,543 12,836,112 12,612,941 12,285,652 12,192,947 11,847,730 11,566,734 11,181,273 11,026,086 10,817,318 11,520,075 11,421,331 11,433,640 11,385,769 11,668,236 
        trade receivables, less allowances of 53,000 as of june 30, 2018 and december 31, 2017
                                   1,868,913                                         
        intangible assets, less accumulated amortization of 137,686 as of june 30, 2018 and 174,991 as of december 31, 2017
                                   370,844                                         
        trade receivables, less allowances of 75,000 as of march 31, 2018 and 53,000 as of december 31, 2017
                                    2,031,907                                        
        intangible assets, less accumulated amortization of 181,470 as of march 31, 2018 and 174,991 as of december 31, 2017
                                    360,278                                        
        trade receivables, less allowances of 53,000 in 2017 and 54,000 in 2016
                                     2,190,260                                       
        intangible assets, less accumulated amortization of 174,991 in 2017 and 149,072 in 2016
                                     351,186                                       
        trade receivables, less allowance of 52,000 in 2017 and 54,000 in 2016
                                      1,644,232 2,066,736                                     
        intangible assets, less accumulated amortization of 168,511 in 2017 and 149,072 in 2016
                                      351,108                                      
        intangible assets, less accumulated amortization of 162,032 in 2017 and 149,072 in 2016
                                       340,211                                     
        trade receivables, less allowance of 60,000 in 2017 and 54,000 in 2016
                                        1,930,959                                    
        intangible assets, less accumulated amortization of 155,552 in 2017 and 149,072 in 2016
                                        339,329                                    
        trade receivables, less allowance of 54,000 in 2016 and 122,000 in 2015
                                         2,336,501                                   
        construction in progress
                                          398,725 361,381 3,103,129 2,491,432 1,110,433                            3,074,973 694,528 
        intangible assets, less accumulated amortization of 149,072 in 2016 and 123,957 in 2015
                                         338,127                                   
        trade
                                         730,386 747,241 510,715 591,050 420,245 451,813                       286,610 274,693 433,232 417,579 344,783 481,411 529,626 
        construction
                                          8,778 60,166 96,166 333,339 569,843                           120,000 711,827 390,424 
        trade receivables, less allowance of 52,000 in 2016 and 122,000 in 2015
                                          2,154,232                                  
        intangible assets, less accumulated amortization of 142,593 in 2016 and 123,957 in 2015
                                          343,302                                  
        trade receivables, less allowance of 60,000 in 2016 and 122,000 in 2015
                                           1,811,231                                 
        intangible assets, less accumulated amortization of 136,113 in 2016 and 123,957 in 2015
                                           346,335                                 
        trade receivables, less allowance of 70,000 in 2016 and 122,000 in 2015
                                            2,221,256                                
        intangible assets, less accumulated amortization of 130,004 in 2016 and 123,957 in 2015
                                            344,291                                
        trade receivables, less allowance of 122,000 in 2015 and 49,000 in 2014
                                             2,165,194                               
        intangible assets, less accumulated amortization of 123,957 in 2015 and 198,918 in 2014
                                             336,096                               
        trade receivables, less allowance of 66,000 in 2015 and 49,000 in 2014
                                              2,282,611                              
        intangible assets, less accumulated amortization of 117,749 in 2015 and 198,918 in 2014
                                              330,806                              
        account payable
                                                                            
        defferred income taxes
                                              545,000                              
        trade receivables, less allowance of 56,000 in 2015 and 49,000 in 2014
                                               2,154,908                             
        property, plant, and equipment, at cost: - sum
                                               11,773,497 11,581,985 11,205,918 11,212,752 11,212,683 10,963,937 10,864,933 10,781,919 10,554,211 10,428,566 10,221,113 10,273,229 10,222,453 10,130,910 9,901,012  9,335,060 9,287,176 9,220,433 9,399,190 9,365,156 9,338,685 9,322,913 9,419,760 9,396,114 9,412,622 9,364,632 8,980,092 6,562,245 
        intangible assets, less accumulated amortization of 212,079 in 2015 and 198,918 in 2014
                                               325,113                             
        liabilities and stockholders’ equity
                                                                            
        trade receivables, less allowance of 57,000 in 2015 and 49,000 in 2014
                                                1,750,431                            
        intangible assets, less accumulated amortization of 205,361 in 2015 and 198,918 in 2014
                                                365,424                            
        trade receivables, less allowance of 49,000 in 2014 and 62,000 in 2013
                                                 2,096,328  2,244,039                         
        income tax receivable
                                                 163,651    16,400        59,322               
        land and buildings
                                                 6,247,781    6,123,890                       
        intangible assets, less accumulated amortization of 198,918 in 2014 and 173,143 in 2013
                                                 353,871                           
        preferred stock, par value .10 per share; authorized 250,000 shares: issued none
                                                                            
        trade receivables, less allowance of 53,000 in 2014 and 62,000 in 2013
                                                  2,049,053                          
        intangible assets, less accumulated amortization of 192,475 in 2014 and 173,143 in 2013
                                                  348,944                          
        intangible assets, less accumulated amortization of 186,030 in 2014 and 173,143 in 2013
                                                   348,350                         
        trade receivables, less allowance of 46,000 in 2014 and 62,000 in 2013
                                                    2,213,073                        
        intangible assets, less accumulated amortization of 179,586 in 2014 and 173,143 in 2013
                                                    332,852                        
        income taxes payable
                                                    77,601     82,152 88,633 46,469   2,879 17,416  8,090 5,988 100,376 37,268 80,803      2,138 
        trade receivables, less allowance of 62,000 in 2013 and 43,000 in 2012
                                                     2,050,853                       
        intangible assets, less accumulated amortization of 535,421 in 2013 and 482,107 in 2012
                                                     322,647                       
        trade receivables, less allowance of 42,000 in 2013 and 43,000 in 2012
                                                      1,899,714                      
        intangible assets, less accumulated amortization of 521,727 in 2013 and 482,107 in 2012
                                                      335,046                      
        trade receivables, less allowance of 43,000 in 2013 and 2012
                                                       2,383,791 2,184,653                    
        intangible assets, less accumulated amortization of 508,555 in 2013 and 482,107 in 2012
                                                       338,671                     
        intangible assets, less accumulated amortization of 495,644 in 2013 and 482,107 in 2012
                                                        327,660                    
        trade receivables, less allowance of 43,000 in 2012 and 51,000 in 2011
                                                         2,060,312                   
        intangible assets, less accumulated amortization of 482,107 in 2012 and 427,454 in 2011
                                                         305,357                   
        trade receivables, less allowance of 60,000 in 2012 and 51,000 in 2011
                                                          2,268,076                  
        intangible assets, less accumulated amortization of 469,066 in 2012 and 427,454 in 2011
                                                          292,812                  
        other accrued expenses
                                                          109,183 82,812 133,196  70,994 39,802 73,255  128,085 89,056 101,936    103,953 109,880 133,626 135,368 
        trade receivables, less allowance of 53,000 in 2012 and 51,000 in 2011
                                                           2,417,389                 
        intangible assets, less accumulated amortization of 454,749 in 2012 and 427,454 in 2011
                                                           296,057                 
        trade receivables, less allowance of 54,000 in 2012 and 51,000 in 2011
                                                            2,219,045                
        intangible assets, less accumulated amortization of 439,800 in 2012 and 427,454 in 2011
                                                            299,255                
        trade receivables, less allowance of 51,000 in 2011 and 60,000 in 2010
                                                             2,180,947               
        intangible assets, less accumulated amortization of 427,454 in 2011 and 376,983 in 2010
                                                             326,362               
        trade receivables, less allowance of 52,000 in 2011 and 60,000 in 2010
                                                              2,268,314              
        property, plant and equipment, at cost:
                                                                            
        property, plant and equipment, at cost: - sum
                                                              9,913,002              
        intangible assets, less accumulated amortization of 414,285 in 2011 and 376,983 in 2010
                                                              334,541              
        trade receivables, less allowance of 54,000 in 2011 and 60,000 in 2010
                                                               2,226,709             
        intangible assets, less accumulated amortization of 401,941 in 2011 and 376,983 in 2010
                                                               333,936             
        trade receivables, less allowance of 60,000 in 2011 and 2010
                                                                1,948,761            
        intangible assets, less accumulated amortization of 389,597 in 2011 and 376,983 in 2010
                                                                328,093            
        trade receivables, less allowance of 60,000 in 2010 and 78,000 in 2009
                                                                 1,883,428           
        intangible assets, less accumulated amortization of 376,983 in 2010 and 325,576 in 2009
                                                                 317,168           
        preferred stock, par value .10 per share; authorized 250,000 shares:
                                                                            
        issued none
                                                                            
        issued and outstanding 1,973,357 shares in 2010 and 1,967,057 shares in 2009
                                                                 197,336           
        trade receivables, less allowance of 66,000 in 2010 and 78,000 in 2009
                                                                  2,187,305  2,048,553        
        deposits, prepaid expenses and other assets
                                                                  94,653 223,135 115,913 61,337 93,317 99,358 228,233 192,201 236,745 326,120 
        intangible assets, less accumulated amortization of 364,790 in 2010 and 325,576 in 2009
                                                                  311,829          
        trade receivables, less allowance of 68,000 in 2010 and 78,000 in 2009
                                                                   2,055,642         
        intangible assets, less accumulated amortization of 353,202 in 2010 and 325,576 in 2009
                                                                   310,656         
        intangible assets, less accumulated amortization of 339,389 in 2010 and 325,576 in 2009
                                                                    341,607        
        trade receivables, less allowance of 78,000 in 2009 and 56,000 in 2008
                                                                     2,015,798       
        income tax refund receivable
                                                                      27,996 37,246 196,145 185,869 37,756  
        intangible assets, less accumulated amortization of 325,576 in 2009 and 270,325 in 2008
                                                                     345,540       
        investments in non-marketable equity securities
                                                                       918,951 918,951 918,951 855,201 855,201 
        short term investments
                                                                      600,000 600,000     
        trade receivables, less allowance of 86,000 in 2009 and 56,000 in 2008
                                                                      2,100,112      
        inventory
                                                                      2,024,792 2,018,486     
        intangible assets, less accumulated amortization of 311,763 in 2009 and 270,325 in 2008
                                                                      357,619      
        trade receivables, less allowance of 88,000 in 2009 and 56,000 in 2008
                                                                       2,055,030     
        intangible assets, less accumulated amortization of 297,950 in 2009 and 270,325 in 2008
                                                                       367,092     
        trade receivables, less allowance of 77,000 in 2009 and 56,000 in 2008
                                                                        1,860,617    
        intangible assets, less accumulated amortization of 284,137 in 2009 and 270,325 in 2008
                                                                        378,561    
        preferred stock, par value .10 per share; authorized 250,000 shares; issued none common stock, par value .10 per share; authorized 4,750,000 shares; issued and outstanding 1,977,656 shares in 2009 and 1,993,983 in 2008
                                                                        197,766    
        trade receivables, less allowance of 56,000 in 2008 and 45,000 in 2007
                                                                         2,077,158   
        intangible assets, less accumulated amortization of 270,325 in 2008 and 213,061 in 2007
                                                                         403,285   
        issued and outstanding 1,993,983 shares in 2008 and 2,045,961 shares in 2007
                                                                         199,398   
        trade receivables, less allowance of 45,000
                                                                          2,064,360 2,174,688 
        intangible assets, less accumulated amortization of 256,512 in 2008 and 213,061 in 2007
                                                                          404,420  
        intangible assets, less accumulated amortization of 239,916 in 2008 and 213,061 in 2007
                                                                           486,163 
      Cashflow Statements:
      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 2015-06-30 2015-03-31 2014-12-31 2014-06-30 2014-03-31 2013-12-31 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-06-30 2011-03-31 2010-12-31 2010-06-30 2010-03-31 2009-12-31 2009-06-30 2009-03-31 2008-12-31 2008-06-30 
                                                                         
          cash flows from operating activities:
                                                                         
          net loss
        -427,703,000 -126,578,000 -455,050,000 -18,370,000 -61,418,000 -29,196,000 -22,733,000 -10,876,000 -9,613,000 -10,525,000 -19,099,000 -17,540,000 -26,257,000 -24,951,000 -33,988,000 -13,669,000 -18,183,000 219,651 -851,736 -722,276 -321,639 1,463,185 -273,996 -1,041,503 -587,006    -455,031    -130,738 368,769 -110,953 -105,066 -378,897  82,266 39,225 -192,812         -87,750                
          adjustments to reconcile net loss to net cash from operating activities:
                                                                         
          amortization of debt issuance costs, commitment fees and accretion of debt discount
        13,224,000 15,069,000 5,897,000 608,000 607,000 451,000 240,000 3,098,000 7,593,000 5,199,000 6,009,000 4,758,000 3,549,000 4,208,000                                                    
          stock-based compensation expense
        101,418,000 6,586,000 4,345,000 1,304,000 38,674,000 16,746,000 2,408,000 4,842,000 6,931,000 1,836,000 1,413,000 1,734,000 876,000 518,000 568,000                                                   
          depreciation
        28,477,000 27,735,000 26,502,000 18,786,000 15,574,000 14,944,000 15,643,000 14,133,000 15,088,000 8,265,000 8,224,000 6,428,000 5,433,000 4,948,000 1,515,000 200,000 4,000  153,496 154,824 160,561 161,666 164,464 167,812 167,623 163,091 155,844 159,029 162,033 170,998 192,049 195,881 199,906 202,229 213,236 209,110 212,302 207,887 200,885 189,249 162,751 169,253 327,759 160,843 158,320 320,140 158,576 152,723 275,433 135,123 127,395 126,796 119,018 115,997 116,652 197,026 98,488 97,680 202,478 101,147 102,814 214,318 106,669 85,163 142,205 
          accretion of asset retirement obligations
        168,000                                                                 
          amortization of right-of-use asset
        1,871,000 1,854,000 1,167,000 750,000 685,000 618,000 252,000 251,000 252,000 251,000 249,000 251,000 250,000                                                     
          revenue recognized from digital assets mined and hosting services
        -12,990,000                                                                 
          loss on fair value of digital assets
        653,000                                                                 
          impairment of property, plant, and equipment
        25,697,000                                                                 
          change in fair value of warrants
        216,325,000                                                                 
          deferred income tax provision
        28,000                                                                 
          equity in net loss of investee, net of tax
        11,548,000     2,679,000 -767,000 -5,275,000 -3,323,000 -850,000 3,296,000 10,167,000 1,101,000 12,739,000 1,084,000 788,000                                                 
          changes in operating assets and liabilities:
                                                                         
          increase in accounts receivable
        -4,503,000 2,138,000 -2,508,000                                                               
          increase in prepaid expenses
        -14,301,000             -2,383,000 1,646,000 1,585,000 -4,449,000                                                 
          increase in other current assets
        -9,134,000        -67,000 -118,000 1,250,000 -1,106,000 -241,000 1,083,000 -785,000 -310,000 -34,000                                                 
          decrease in deferred charges
        114,000                                                                 
          increase in other assets
        5,807,000            -83,000 -115,000 72,000 -103,000 -848,000                                                 
          increase in accounts payable
        4,315,000 2,413,000 -6,006,000 -13,489,000 13,844,000     -3,336,000    6,622,000 6,061,000 3,580,000 -6,066,000                                                 
          increase in accrued interest and other current liabilities
        52,548,000                                                                 
          increase in other amounts due to related parties
        259,000    -990,000    67,000 383,000 -1,106,000 -1,615,000 325,000 -1,717,000 1,435,000 -264,000 1,246,000                                                 
          increase in deferred rent liability
        -10,751,000 -4,688,000 -3,843,000 90,000,000                                                             
          decrease in operating lease liability
        -499,000 -482,000 -256,000 -37,000 -6,000  -12,000 -11,000 -12,000   -10,000 -10,000    -21,000                                                 
          decrease in other liabilities
        -162,000                                                                 
          net cash from operating activities
        -17,591,000 -88,171,000 -36,686,000 -54,810,000 56,487,000 -42,724,000 -20,925,000 16,381,000 22,846,000 10,895,000 2,378,000 -297,000 -8,713,000 -1,059,000 -3,241,000 -8,257,000 -21,509,000  -774,101 568,214 771,355 231,289 559,218 -762,059 -427,276 142,532 149,362 -150,929 -617,996 153,704 193,147 765,218 112,696 57,069 97,107 295,904 -245,391 112,762 275,977 683,976 -155,768 669,269  491,129 -260,283 364,377 353,997 315,922 18,108  615,011 754,837 -346,893 158,995 327,780 -83,848 -500,000 885,953 662,122 184,442 516,856 733,433 431,010 116,305 716,151 
          capital expenditures
         -2,601  -14,791 -135,125 -144,818 -102,965 -117,075 -176,903 -275,388 -49,004 -40,123 -55,880 -73,669 -60,417 -98,276 -122,271 -826,022 -1,017,857 -1,670,831   -50,776 -91,544 -229,897 -114,627 -66,743 -121,646 -68,408 6,266 -72,934 -47,990 -829,950 
          free cash flows
        -17,591,000 -88,171,000 -36,686,000 -54,810,000 56,487,000 -42,724,000 -20,925,000 16,381,000 22,846,000 10,895,000 2,378,000 -297,000 -8,713,000 -1,059,000 -3,241,000 -8,257,000 -21,509,000  -776,702 568,214  231,289 559,218 -776,850 -562,401 -2,286 46,397 -150,929 -735,071 153,704 16,244 489,830 63,692 16,946 41,227 222,235 -305,808 14,486 153,706 -142,046 -1,173,625 -1,001,562  491,129 -260,283 364,377 353,997 315,922 18,108  615,011 704,061 -438,437 -70,902 327,780 -198,475 -566,743 885,953 540,476 116,034 523,122 660,499 383,020 116,305 -113,799 
          cash flows from investing activities:
                                                                         
          purchase of and deposits on plant and equipment
        -522,954,000 -614,990,000 -231,570,000 -119,942,000 -93,687,000 -153,633,000 -20,728,000 -46,600,000 -46,979,000 -33,776,000 -25,402,000 -6,004,000 -9,986,000 -10,567,000 -11,311,000 -17,750,000 -21,488,000                                                 
          cash paid for asset acquisition
        -201,350,000                                                                 
          proceeds from sale of digital assets
        11,481,000                                                                 
          net cash from investing activities
        -712,823,000 -1,036,618,000 -200,231,000 -71,032,000 -61,064,000 -8,763,000 11,183,000 -46,600,000 -46,979,000 -24,178,000 -25,402,000 -12,263,000 -16,170,000 -18,976,000 616,000 -35,127,000 -40,560,000 -23,681,122 8,136 -20,227 -6,787 -1,934 -493 956,149 1,104,749 98,045 375,829 -113,820 -352,476 -55,531 44,162 -537,170 155,424 -1,026,680 917,672 383,676 -160,099 53,420 -125,718 -4,213,175 -1,031,099 -1,457,330     71,898  219,933   -62,217 -113,131 -39,544 46,099 -170,311 -94,830 -56,232 -932,518 -73,256 -190,133 -629,304 -29,648   
          cash flows from financing activities:
                                                                         
          proceeds from issuance of short-term debt, net of issuance costs paid of 7,250 and 0
        92,750,000                                                                 
          proceeds from issuance of common stock, net of issuance costs paid of 0 and 0
        8,956,000                                                                 
          proceeds from exercise of warrants
        3,983,000 2,557,000    615,000                                                            
          purchase of treasury stock
         -33,292,000                                                             
          payments of tax withholding related to net share settlements of stock-based compensation awards
        -5,307,000 -208,000 -9,337,000 -902,000 -18,034,000 -6,893,000 -11,097,000 -5,013,000 -651,000 -1,161,000                                                       
          net cash from financing activities
        100,382,000 4,134,810,000 858,253,000 -902,000 -51,326,000 301,614,000 -70,429,000 88,504,000 15,518,000 61,127,000 21,378,000 3,815,000 33,546,000 16,627,000 13,434,000 40,720,000 19,200,000 32,739,588 5,957 -2,715,401 -30,144 -36,393 -35,951 1,178,579 -35,682 -35,667 -63,638 -55,311 -35,419 -34,761 -33,412 -34,408 -35,632 -101,933 -253,621 -47,834 -34,883 -34,501 -34,116             18,873   3,500 66,131  2,500 33,990  -123,844 -69,213 -70,265 146,031 
          net change in cash and cash equivalents
        -630,032,000  621,336,000 -126,744,000 -55,903,000  -80,171,000 58,285,000 -8,615,000                                                         
          cash, cash equivalents and restricted cash at beginning of period
        3,722,775,000                                                                
          cash, cash equivalents and restricted cash at end of period
        3,092,743,000  621,336,000                                                               
          cash paid during the period for:
                                                                         
          interest
        5,310,000 6,880,000 5,000 7,109,000 5,000 2,000 741,000 2,488,000 3,726,000 4,030,000 4,290,000 5,853,000 5,399,000 4,769,000 4,274,000 3,519,000 1,427,000                                                 
          income taxes
                                                                         
          related party expense to be settled with respect to common stock
                 415,000 2,085,000 104,000 313,000                                                     
          common stock issued for interest expense
                 26,000                                                    
          revenue recognized from digital asset mining and hosting services
                                                                         
          realized gain on sale of digital assets
                                                                         
          impairment of digital assets
                                                                         
          digital assets paid as consideration for services
                                                                         
          change in fair value of contingent consideration
         8,797,000                                                               
          loss on disposals of property, plant, and equipment
         -923,000 1,987,000       789,000                                                        
          change in fair value of warrants and derivatives
                                                                         
          loss on extinguishment of debt
             4,273,000 2,027,000                                                         
          gain on sale of equity interest in investee
                                                                         
          loss from discontinued operations, net of tax
                 23,000 68,000 3,000 35,000 420,000                                                    
          decrease in prepaid expenses
         -3,317,000 -16,000 -953,000 -2,306,000 598,000 -241,000 1,123,000 567,000 -2,180,000 1,112,000 906,000 717,000                                                     
          decrease in other receivables
                                                                         
          decrease in other current assets
         -10,565,000 250,000 -370,000 13,000 -48,000 35,000                                                           
          increase in deferred charges
         55,000                                                                
          decrease in other assets
           -7,700,000 -318,000 -170,000 22,000 241,000 41,000                                                       
          increase in accrued lessor costs
         -15,188,000                                                                
          increase in accrued compensation and other accrued liabilities
                                                                         
          net cash from operating activities from continuing operations
             -42,724,000 -20,925,000 16,381,000 22,846,000 11,075,000 2,389,000 -681,000 -8,623,000 -558,000 -1,983,000 -8,262,000 -21,459,000                                                 
          net cash from operating activities from discontinued operations
                 -180,000 -11,000 384,000 -90,000 -501,000 -1,258,000 5,000 -50,000                                                 
          investments in joint venture, including direct payments made on behalf of joint venture
                 -560,000 -2,285,000 -8,175,000 -1,630,000 -17,295,000 -19,072,000                                                 
          proceeds from sale of equity interest in investee
                                                                         
          proceeds from sales of property, plant and equipment
                                                                         
          acquisitions, net of cash acquired
                                                                         
          proceeds from issuance of long-term debt, net of issuance costs paid of 67,062, 0 and 0
                                                                         
          principal payments on long-term debt
             -75,833,000 -30,156,000 -33,412,000                                                         
          payments of prepayment fees associated with early extinguishment of long-term debt
             -947,000 -314,000                                                         
          principal payments on finance lease
         -1,000                                                                
          proceeds from insurance premium and property, plant and equipment financing
                1,723,000                                                       
          principal payments on insurance premium and property, plant and equipment financing
             -533,000 -743,000 -827,000 -125,000 -163,000                                                       
          payment for settlement of preferred stock conversion
                                                                        
          proceeds from issuance of common stock, net of issuance costs paid of 0, 663 and 1,051
                                                                         
          purchase of capped call
                                                                         
          proceeds from issuance of convertible notes, net of issuance costs paid of 51,246, 12,950, and 0
                                                                         
          proceeds from issuance of convertible promissory note
                 1,250,000                                                   
          payment of contingent value rights liability related to proceeds from sale of net assets held for sale
                 -1,366,000                                                        
          net change in cash, cash equivalents and restricted cash
                                                                         
          cash, cash equivalents and restricted cash at beginning of year
                                                                         
          cash, cash equivalents and restricted cash at end of year
                                                                         
          cash paid during the year for:
                                                                         
          related party expense settled with respect to common stock
                                                                        
          gain on fair value of digital assets
                                                                         
          change in fair value of warrant and derivative liabilities
                                                                         
          equity in net income of investee, net of tax
                                                                         
          increase in other receivables
          -3,885,000 632,000 -1,302,000 608,000 -1,829,000 -886,000 -667,000 1,722,000                                                        
          increase in accrued compensation, accrued interest and other accrued liabilities
          3,061,000                                                               
          decrease in other amounts due to related parties
          130,000    -171,000                                                           
          increase in other liabilities
                                                                         
          proceeds from sales of plant and equipment
                                                                         
          acquisition of a business, net of cash acquired
          -19,000,000                                                               
          proceeds from issuance of convertible notes, net of issuance costs paid of 24,671 and 0
                                                                         
          payments of debt issuance costs
                                                                         
          proceeds from issuance of common stock, net of issuance costs paid of 0 and 663
                                                                         
          purchase of capped calls
                                                                         
          revenue recognized from digital currency mined and hosting services
           -47,624,000 -34,417,000                                                             
          gain on fair value of digital currency
             -620,000   -1,329,000                                                         
          proceeds from sale of digital currency
             43,168,000 54,391,000 31,332,000 24,069,000 18,519,000 9,982,000 6,793,000                                                    
          digital currency paid as consideration for services
             92,000                                                            
          increase in deferred revenue
                                                                         
          proceeds from issuance of common stock, net of issuance costs paid of 0 and 615
                                                                         
          loss on fair value of digital currency
            870,000                                                             
          increase in other accrued liabilities
            4,359,000     2,532,000 -1,133,000 -976,000 -1,354,000 1,394,000 3,360,000 -2,993,000 4,155,000                                                 
          cash and cash equivalents at beginning of period
            274,065,000  54,439,000              963,649 1,623,137 929,700 1,048,713 2,248,466  1,936,214 1,936,214  1,704,300 1,704,300  967,943 967,943            901,738 901,738  1,230,020 
          cash and cash equivalents at end of period
            218,162,000  -80,171,000 58,285,000 45,824,000              522,774 1,372,669 1,605,440 204,910 461,553 -320,060 617,246 63,412 203,897 193,640 1,162,188 -1,071,544 761,158 631,746 608,340 131,681 116,143 -264,475 1,065,364  2,368,778 1,938,280  1,129,716 2,143,245  1,269,476 516,746            882,023 1,233,887  4,787,622 
          revenue recognized from digital currency mining and hosting services
                                                                         
          realized gain on sale of digital currency
                 -1,291,000 -697,000 -583,000 -603,000 -442,000                                                    
          impairment of digital currency
                 812,000 922,000 682,000 627,000 775,000 119,000 558,000 5,000                                                 
          loss on nonmonetary miner exchange
                                                                        
          deferred income tax benefit
                                                                         
          decrease in amounts due from related parties
                     168,000 647,000                                                 
          increase increase in accounts payable
                                                                         
          increase increase in other amounts due to related parties
                                                                         
          increase in operating lease liability
                 -11,000    -10,000 227,000                                                   
          reimbursable payments for deposits on plant and equipment made on behalf of a joint venture or joint venture partner
                     -119,000                                                   
          reimbursement of payments for deposits on plant and equipment made on behalf of a joint venture or joint venture partner
                     176,000                                                   
          proceeds from sale of net assets held for sale
                     -234,000                                                    
          proceeds from issuance of long-term debt, net of issuance costs paid of 0, 0 and 38
                                                                         
          proceeds from issuance of promissory notes to stockholders
                                                                         
          proceeds from issuance of common stock, net of issuance costs paid of 663, 1,051 and 142
                                                                         
          proceeds from issuance of preferred stock
                                                                       
          proceeds from issuance of convertible notes, net of issuance costs paid of 12,950, 0, and 0
                                                                         
          principal payments on convertible promissory note
                     -12,474,000                                                    
          decrease in other accrued liabilities
              -553,000 1,960,000 -3,906,000                                                         
          investments in joint venture
                                                                         
          proceeds from issuance of common stock, net of issuance costs paid of 663 and 1,051
                                                                         
          increase in digital currency from mining and hosting services
               -35,940,000 -41,537,000  -17,730,000                                                       
          digital currency issued for services
                                                                         
          decrease in accounts payable
               -4,581,000 -1,686,000   -1,377,000 -2,435,000                                                     
          proceeds from issuance of common stock, net of issuance costs paid of 615 and 1,051
                                                                         
          proceeds from warrant issuances
                  2,500,000                                                     
          proceeds from issuance of common stock, net of issuance costs paid of 0 and 1,051
                50,722,000                                                         
          proceeds from common stock to be issued, net of issuance costs of 0 and 56
                                                                         
          increase in digital currency from mining
                    -9,940,000 -7,249,000 -2,347,000 -997,000 -217,000                                                 
          proceeds from issuance of long-term debt, net of issuance costs paid of 0 and 38
                                                                         
          proceeds from issuance of common stock, net of issuance costs paid of 1,051 and 142
                 78,253,000 21,541,000                                                       
          proceeds from warrant issuances in conjunction with equity offerings
                                                                         
          net change in cash and cash equivalents and restricted cash
                  -1,646,000 -8,745,000 8,663,000 -3,408,000 10,809,000 -2,664,000 -42,869,000                                                 
          cash and cash equivalents and restricted cash at beginning of period
                  8,323,000 46,455,000                                                 
          cash and cash equivalents and restricted cash at end of period
                  -1,646,000 -8,745,000 16,986,000 -3,408,000 10,809,000 -2,664,000 3,586,000                                                 
          payment of contingent value rights liability
                   -5,699,000 -3,899,000                                                     
          proceeds from insurance premium financing
                    295,000 2,187,000 148,000 4,706,000                                                 
          principal payments on insurance premium financing
                    -1,451,000 -200,000 -1,597,000 -1,568,000 -1,559,000                                                 
          proceeds from issuance of common stock, net of issuance costs paid of 995 and 142
                    26,562,000                                                     
          proceeds from common stock to be issued, net of issuance costs of 56 and 0
                    4,390,000                                                     
          reimbursement from joint venture partner for deposits on plant and equipment contributed to the joint venture
                                                                         
          proceeds from issuance of long-term debt, net of issuance costs paid of 38 and 0
                     7,500,000                                                    
          repayment of promissory notes to stockholders
                                                                         
          proceeds from issuance of common stock, net of issuance costs paid of 142 and 0
                     10,498,000 2,753,000 27,288,000 6,787,000                                                 
          decrease in right-of-use asset
                      12,000 21,000 20,000                                                 
          decrease in accrued construction liabilities
                      -22,000 -3,870,000                                                 
          decrease in deferred tax liabilities
                                                                         
          amortization of debt issuance costs and accretion of debt discount
                       1,977,000 2,458,000                                                 
          loss from operations of discontinued operations, net of tax
                       630,000 2,906,000                                                 
          reimbursement from joint venture partner for deposits on plant and equipment contibuted to the joint venture
                                                                         
          reimbursable payments for deposits on plant and equipment made on behalf of a joint venture partner
                        -11,402,000                                                 
          reimbursement of payments for deposits on plant and equipment made on behalf of a joint venture partner
                        11,402,000                                                 
          proceeds from issuance of preferred stock, net of issuance costs paid of 0 and 0
                        9,266,000                                                 
          ​
                                                                         
          net income
                                                 219,474 -201,223 -228,947 106,452 403,347 204,915 360,649 205,362  285,142 228,112 243,083 -62,406 136,692 346,888 37,342 334,964 491,613 148,341 202,142 199,883 53,135 112,226 464,075 
          adjustments to reconcile net income to net cash from operating activities:
                                                                         
          income from operations of discontinued operations, net of tax
                                                                         
          decrease (increase) in amounts due from related parties
                                                                         
          changaes in operating assets and liabilities:
                                                                         
          increase in amounts due from related parties
                                                                         
          increase in accrued construction liabilities
                                                                         
          acquistion of a business, net of cash acquired
                                                                         
          investments in joint venture related to direct payments made on behalf of joint venture
                                                                         
          proceeds from issuance of long-term debt, net of issuance costs
                                                                         
          repayments of promissory notes to stockholders
                                                                         
          proceeds from issuance of common stock, net of issuance costs
                                                                         
          proceeds from issuance of series a preferred stock, net of issuance costs
                                                                         
          amortization
                          7,216 89,548 9,000 9,044 8,993 8,998 9,454 9,352 9,354 15,376 8,932 9,022 8,848 9,173 9,442 9,541 9,575 9,575 9,574 9,674 9,709 8,338 6,047 6,209 13,161 6,443 6,443 12,887 6,443 13,694 26,448 13,537 13,041 14,317 14,949 12,346 13,169 24,958 12,614 12,193 27,626 13,813 13,813 27,625 13,812 13,813 26,855 
          stock based compensation
                          72,957 94,117 37,487 11,830 2,762 3,688 3,688 2,491 2,490 1,920 1,920 3,580 3,581 3,580 2,893 6,034 6,033 6,033 5,461 6,623 6,621 6,515 5,248 5,655 10,433 4,778 3,457 11,502 2,553 3,764 6,380 2,617 4,427 4,427 4,548 4,416 7,188 12,642 6,126 7,465 14,487 6,846 6,626 10,396 3,769 5,910 8,028 
          net gain on sale and disposal of equipment
                             -1 -2,324                                         
          loss on intangible asset abandonment
                                5,711 15,522 71,257 343             45,873        798 22,324    1,454 29,918  12,700 12,701 2,716  
          changes in working capital components:
                                                                         
          trade receivables
                          -224,141 -105,508 573,686 -701,996 -3,198 346,147 674,552 -223,278 12,005 -402,331 394,101 -239,474 -106,828 162,994 158,353 -546,028 422,504 -135,777 405,542 -182,269 -343,001 410,025 -56,062 117,417  345,897    -151,139   207,764 149,313 -198,344 -38,098 87,367 -343,281 -65,333 303,877 -39,844 -32,755 84,314 22,128 216,541 -12,798 -149,431 
          inventories
                          -41,689 354,088 -316,941 510,838 526,127 -93,171 -408,233 392,905 -61,192 327,927 -793,588 224,302 200,656 -102,715 -282,766 460,244 -269,708 -44,067 -246,362 92,961 136,415 38,486 -134,229 158,556 266,757     -39,244 246,113   109,812 -272,495 -177,801 76,016 -379,541 -569,876   74,100   251,862 -4,974 368,073 
          prepaid expenses and other assets
                          -20,731 48,109 -84,926 34,731 -2,860 170,597 578,479 45,938 -690,529 -2,486 115,523 -164,792 -26,144 9,402 -25,586 -64,033 42,563 245,063 -29,930 -183,384 -37,248 40,849 -96,474 19,106          -66,147 49,815 -70,769 10,647 -37,697 -67,909   -54,576 31,980  -36,032 44,544 -195,524 
          income tax receivable
                          25,081 -12,370 201,409 22,000 6,929 -2,757 -244,254 -1,369 185,219 -71,898 -110,553 7,440 -6,727 39,257 -40,622 325,617 -53,760 6,505 -214,359 5,597 60,116 110,237 -139,119                         
          accounts payable
                          94,132 649,057 412,843 707 143,905 -447,992 1,575 -10,879 239,096 -326,682 212,578 -63,488 -119,167 221,494 286,829 -478,838 -74,097 32,655 111,754 -16,855 236,526 -80,335 170,805 -31,568 225,036 486,526   346,398   148,885 87,499 10,143 -330,187 276,935 -140,424 20,665 80,669 52,004 61,168 93,136 11,917 -31,551 -47,204 -136,628 94,054 
          accrued expenses
                          16,114 18,625 99,875 -66,216 -13,907 109,216 -620,830 -161,357 627,297 193,664 -146,767 29,106 71,631 80,816 -77,854 71,588 -77,358 93,580 -120,476 105,268 -76,312 -64,862 110,076 -82,805          135,237    70,833   -22,251       
          purchases of property equipment
                          -2,601                                               
          proceeds from sales of equipment
                             18,297              20,000 1,000                         
          purchases of intangible assets
                          5,937 -9,171 -6,787  -493 -9,060 -3,423      -3,935 -16,782 -15,572                                 
          proceeds on sale of short-term investments
                             980,000 1,225,000 1,715,000 1,470,000 1,470,000 1,470,000 1,470,000 1,450,000 1,470,000 1,425,000 980,000 980,000 1,133,000 1,133,000     225,000 1,211,000   958,948   1,027,219   207,719    1,814,190   400,000      3,550,000 
          proceeds from paycheck protection program loan
                                                                         
          payment on long-term debt
                          -2,736,409 -36,826  -35,951 -35,921 -35,682 -35,668 -35,011 -34,342 -35,419                                     
          proceeds from exercise of stock options
                          5,957 21,008 6,682               3,765    1,257 44,730 13,050 25,906 63,492 40,997 58,905 18,873 7,500 3,750 3,500 68,210 55,709 2,500 33,990     106,712 
          net increase in cash
                          -760,008 -2,167,414 734,424                                 123,201 377,379  -539,121 832,221  111,186      
          cash at beginning of period
                          3,693,845                               1,867,165  1,291,383 1,291,383  1,304,586 1,304,586      
          cash at end of period
                          -760,008 -2,167,414 4,428,269                               711,493 -452,524 1,990,366  1,103,355 752,262  1,068,180 1,415,772      
          supplemental disclosure of cash flow information
                                                                         
          cash paid for interest
                          6,129 17,960 18,393 18,836 18,893 19,105 19,119 20,077 20,445 19,367 20,028 21,373 19,673 17,038 17,416 17,798 17,990 17,786 18,169 18,553                           
          net cash received (paid for) income taxes
                                                                        
          purchases of property and equipment
                             -14,791 -135,125 -144,818 -102,965                                  6,266 -72,934   -829,950 
          cash received (paid for) income taxes
                            221,756                                             
          forgiveness on paycheck protection loan
                                                                         
          deferred income taxes
                                    26,161 12,839               88,000 65,000 65,000           -83,000 35,000 35,000   
          abandonment of patents
                                                                         
          purchases of patents
                                                                         
          purchases of short-term investments
                                 -1,470,000 -980,000 -1,470,000 -1,715,000 -1,470,000 -1,225,000 -1,715,000 -1,205,000 -1,960,000 -690,000 -1,225,000 -980,000            -208,088 -1,031,067 -410,833 -206,038 -1,828,148  -405,304 -1,207,412       
          repurchase of common stock
                                 -28,627       -66,679 -218,749                    -2,079    -123,844 -69,213 -70,265  
          net increase in cash and cash equivalents
                             192,962 522,774 1,372,669 641,791 204,910 461,553   63,412 203,897 193,640 232,488  761,158   131,681 116,143 -264,475 -1,183,102 -788,061  2,066 -267,740  438,945 524,802 301,533             -19,715 332,149 -1,579,390 3,557,602 
          cash and cash equivalents at beginning of year
                                                                         
          cash and cash equivalents at end of year
                                                                         
          cash paid for income taxes
                             2,757 5,325 142 1,500 7,815 285 7,367        11,740 226  10,802                   5,640 93,000 191,644 
          proceeds from debt
                                                                        
          net loss on sale and disposal of equipment
                                                                         
          purchases of intangibles assets
                                 -2,137 -11,206 -3,525 -2,797                                     
          net gain on sale and disposal of property and equipment
                                                                        
          proceeds from sales of property and equipment
                                  3,200 12,396                                     
          net gain on sale and disposal of property, plant and equipment
                                    -7,487     3,946 -10,928                              
          purchases of property, plant and equipment
                                    -117,075                       -50,776 -91,544 -229,897  -114,627 -66,743  -121,646       
          net (decrease) increade in cash and cash equivalents
                                    -1,005,891                                     
          net loss on sale and disposal of plant and equipment
                                                                         
          purchases of plant and equipment
                                                                         
          adjustments to reconcile net loss to net cash from
                                                                         
          purchases of property, plant, and equipment
                                      -176,903 -275,388 -49,004                                 
          proceeds from sale of property and equipment
                                                                        
          payments on long-term debt
                                      -33,412 -34,408 -35,632 -35,254 -34,872 -34,681 -34,883 -34,501 -34,116                           
          adjustments to reconcile net income to net cash from
                                                                         
          purchases of property, plant, equipment and construction in progress
                                         -40,123 -55,880 -73,669 -60,417 -98,276 -122,271 -826,022 -1,017,857 -1,670,831                        
          purchases of intangibles
                                         -6,557 -17,376 -7,362 -7,682 -1,304 -3,447 -8,153 -14,242 -11,499          -11,072 -11,751 -7,563 -5,795 -41,726  -18,986 -22,660       
          proceeds from long-term debt
                                                                       
          payment of debt issuance costs
                                                                        
          net decrease in cash and cash equivalents
                                            -440,373                             
          cash received for income taxes
                                         51,439 8,564                             
          construction in progress included in accounts payable
                                                                         
          proceeds from sale of property, plant and equipment
                                                                         
          net loss on sale and disposal of property, plant and equipment
                                                                         
          proceeds from sale of equipment
                                                                         
          net gain on sale of property, plant and equipment
                                                                         
          construction in progress included in construction accounts payable
                                              -51,388 -36,000 96,166                         
          cash received for tax refunds, net of 11,059 taxes paid in 2016
                                                                         
          cash received for income taxes, net of 12,807 taxes paid in 2016
                                                                         
          payment on debt issuance costs
                                                                         
          cash received for income taxes, net of 12,700 taxes paid in 2016
                                                                         
          loss on sale and disposal of property, plant and equipment
                                                8,001                         
          gain on sale and disposal of property, plant and equipment
                                                                         
          proceeds from sales of equipment and vehicles
                                                                         
          construction in progress included in construction payable
                                                                         
          income taxes receivable
                                                      16,400     94,387 -35,065   -4,574      -10,276   
          construction payables incurred for building expansion and erp project
                                                                         
          loss on disposal of property, plant and equipment
                                                     3,102                    
          net cash provided by operating activities
                                                  469,418                       
          net increase (decrease) in cash and cash equivalents
                                                  432,564                       
          cash paid for income taxes.
                                                  10,805                       
          accrued liabilities
                                                   258,891   87,351   59,925    111,116   -12,985   -122,075 88,784 -73,030 -148,836 72,446 -41,694 
          income taxes payable
                                                      85,940    -6,292 42,827   4,172 3,659 -14,562 2,390 20,131 -43,535    36,166 
          proceeds from sale of equipment and vehicles
                                                      7,591           3,000 19,200  7,500 18,000    
          proceeds from maturity of short-term investments
                                                   555,000   554,807   203,483    608,749   808,676   200,000      
          net cash (used in) provided by investing activities
                                                                         
          adjustments to reconcile net income to net cash provided by operating activities:
                                                                         
          net gain on disposal of property, plant and equipment
                                                                         
          proceeds from disposal of property, plant and equipment
                                                    9,163   24,507                 
          proceeds from sale of short-term investments
                                                    449,999                    
          cash paid for income taxes, net of taxes received of 13,026 in 2013
                                                                         
          cash paid for income taxes, net of taxes received of 13,026 in 2013.
                                                                         
          cash received for income taxes, net of taxes received of 13,026 in 2013.
                                                     -241,624                    
          supplemental disclosure of cash flow information cash received for income taxes, net of taxes paid of 10,671 in 2013
                                                      -9,876                   
          net gain on sale of vehicles and equipment exchange
                                                                         
          income tax refund receivable
                                                                    27,996 148,623    
          cash dividend paid
                                                                         
          cash paid for income taxes, net of refunds received of 13,026 and 61,650, respectively
                                                                         
          gain on disposal of property, plant and equipment
                                                                         
          cash paid for income taxes, net of taxes received of 13,026 in 2013 and 18,650 paid in 2012.
                                                                         
          adjustments to reconcile net income to net cash used in operating activities:
                                                                         
          cash paid for income taxes, net of taxes received of 13,026 in 2013 and 6,238 paid in 2012
                                                        48,835                 
          cash received for income taxes, net of taxes paid of 10,671 in 2013 and taxes received of 1,341 in 2012
                                                         2,355                
          cash paid for income taxes, net of refunds received of 61,650 and 4,090, respectively
                                                                         
          supplemental schedule of noncash operating and investing activities
                                                                         
          equipment transferred from inventory to property, plant and equipment
                                                                        
          cash paid for income taxes, net of refunds received of 18,650 and 4,090, respectively.
                                                                         
          net decrease in cash
                                                               -188,028   -236,406       
          cash paid for income taxes, net of taxes paid of 6,238 in 2012 and 4,090 received in 2011.
                                                                         
          cash paid for income taxes, net of refunds received of 1,341 in 2012
                                                             4,846            
          gain on sale of equipment and vehicles
                                                                         
          cash at beginning of year
                                                                         
          cash at end of year
                                                                         
          cash paid for income taxes, net of refunds received of 4,090 and 81,422, respectively
                                                              130,894          
          proceeds from sale of vehicles
                                                                   8,434    8,500 
          purchase of intangibles
                                                                -23,539   -9,880 -1,734 -4,132 -1,789 -15,394 -33,130 
          purchase of short-term investments
                                                                -813,224   -203,402 -402,165 -600,000    
          supplemental disclosure of cash flow information cash paid for income taxes, net of refunds received of 74,156 in 2010
                                                                9,647         
          loss on sale of equipment and vehicles
                                                                 -3,000 -10,766  -5,523 13,582    
          gain on sale of non-marketable equity securities
                                                                    -29,762 -20,131  
          loss on investment in non-marketable equity securities
                                                                        
          proceeds from sale of non-marketable equity securities
                                                                    29,762 20,131  
          supplemental disclosure of cash flow information cash paid for income taxes, net of refunds received of 81,422 and 119,423, respectively
                                                                         
          inventory
                                                                  49,360   90,678    
          deposits, prepaid expenses and other assets
                                                                  -161,798   92,843    
          cash paid for income taxes, net of refunds received of 81,422 and 119,423, respectively
                                                                         
          cash paid for income taxes, net of refunds received of 81,422 and 116,307, respectively
                                                                  156,149       
          purchases of property, equipment and construction in progress
                                                                   -68,408   -47,990   
          cash paid for income taxes, net of refunds received of 74,156
                                                                   56,415      
          excess tax benefit from share-based payment arrangement
                                                                       -39,319 
          purchase of non-marketable equity securities
                                                                         
          supplemental schedule of noncash investing and financing activities
                                                                         
          construction payables incurred for building expansion
                                                                       -591,827 390,424 
          cash paid for income taxes, net of refunds received
                                                                    103,000 -106,514    
          tax benefit from stock option exercise
                                                                        4,388 
          gain on sale of vehicles
                                                                       -1,725 
          net cash provided (used in) investing activities
                                                                        2,695,420