7Baggers

Six Flags Entertainment Corporation
(NYSE:SIX) 

SIX stock logo

Six Flags Entertainment Corporation owns and operates regional theme and waterparks under the Six Flags name. Its parks offer various thrill rides, water attractions, themed areas, concerts and shows, restaurants, game venues, and retail outlets. As of March 18, 2021, the company operated 26 parks i...

Founded: 1961
Full Time Employees: 2,450
Sector: Consumer Cyclical
Industry: Leisure

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Quarterly
Annual
    Unit: USD2024-03-31 2023-12-31 2023-10-01 2023-07-02 2023-04-02 2023-01-01 2022-10-02 2022-07-03 2022-04-03 2022-01-02 2021-10-03 2021-07-04 2021-04-04 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 2012-03-31 2011-06-30 2011-03-31 2010-09-30 2010-05-01 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-06-30 2008-03-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2003-12-31 
                                                                           
      park admissions
    70,801,000  286,319,000 238,963,000 76,303,000  280,502,000 241,777,000 72,987,000  345,217,000 245,165,000 44,334,000  72,920,000 10,962,000 59,806,000  352,664,000 252,508,000 66,080,000                                                   
      park food, merchandise and other
    54,397,000  236,703,000 190,792,000 52,786,000  209,099,000 183,081,000 54,269,000  280,499,000 198,897,000 31,224,000  49,342,000 4,523,000 29,806,000  242,059,000 191,655,000 38,978,000                                                   
      sponsorship, international agreements and accommodations
    8,093,000  24,433,000 13,952,000 13,101,000  15,230,000 10,564,000 10,851,000  12,568,000 15,725,000 6,466,000  4,065,000 3,658,000 12,891,000  26,457,000 33,047,000 23,135,000  35,891,000                                                 
      total revenues
    133,291,000  547,455,000 443,707,000 142,190,000  504,831,000 435,422,000 138,107,000  638,284,000 459,787,000 82,024,000  126,327,000 19,143,000 102,503,000  621,180,000 477,210,000 128,193,000  619,820,000 445,420,000 128,964,000  580,418,000 422,372,000 99,528,000  557,599,000 407,066,000 115,419,000  575,261,000 386,065,000 85,155,000  541,843,000 376,551,000 73,718,000  504,520,000 363,701,000 87,521,000 66,358,000  61,335,000                        
      yoy
    -6.26%  8.44% 1.90% 2.96%  -20.91% -5.30% 68.37%  405.26% 2301.85% -19.98%  -79.66% -95.99% -20.04%  0.22% 7.14% -0.60%  6.79% 5.46% 29.58%  4.09% 3.76% -13.77%  -3.07% 5.44% 35.54%  6.17% 2.53% 15.51%  7.40% 3.53% -15.77%   492.97%                            
      qoq
      23.38% 212.05%   15.94% 215.28%   38.82% 460.55%   559.91% -81.32%   30.17% 272.26%   39.15% 245.38%   37.42% 324.38%   36.98% 252.69%   49.01% 353.37%   43.90% 410.80%   38.72% 315.56% 31.89%                           
      operating expenses
    113,955,000  206,461,000 173,669,000 108,870,000  181,162,000 173,582,000 109,944,000  228,119,000 183,768,000 92,643,000  113,833,000 62,681,000 105,864,000  189,820,000 178,348,000 114,522,000  188,704,000 163,964,000 102,500,000  166,662,000 145,768,000 92,112,000  151,169,000 142,096,000 94,111,000  152,728,000 132,771,000 83,362,000  143,881,000 126,531,000 81,628,000  134,395,000 122,312,000 84,219,000 78,572,000 120,453,000 77,255,000 136,616,000 89,205,000 79,745,000 275,419,000 143,831,000 126,548,000 76,004,000 127,499,000 79,988,000 140,292,000 135,249,000 78,052,000 265,069,000 151,263,000 149,987,000 92,535,000 298,933,000 155,750,000 146,132,000 90,390,000 300,244,000 145,480,000  
      selling, general and administrative expenses
    42,517,000  57,952,000 90,448,000 44,247,000  38,234,000 53,573,000 39,332,000  64,356,000 50,205,000 36,126,000  41,568,000 36,820,000 36,190,000  55,144,000 59,723,000 40,110,000  65,783,000 68,786,000 40,938,000                                               
      costs of products sold
    11,123,000  42,885,000 34,787,000 9,765,000  40,164,000 35,710,000 10,115,000  54,100,000 39,194,000 7,215,000  12,980,000 2,214,000 7,760,000  53,508,000 43,513,000 10,275,000  50,081,000 39,520,000 10,463,000  45,951,000 37,489,000 7,581,000  44,277,000 36,020,000 10,138,000  43,489,000 34,182,000 7,185,000  39,730,000 31,348,000 6,243,000  36,616,000 31,000,000 7,925,000 5,727,000 27,317,000 5,570,000 36,253,000 21,304,000 5,496,000 48,431,000 38,026,000 26,522,000 4,711,000 30,204,000 6,134,000 38,951,000 29,499,000 4,502,000 35,860,000 44,129,000 31,256,000 4,009,000 47,752,000 47,212,000 34,162,000 5,340,000 44,116,000 43,221,000  
      depreciation and amortization
    29,500,000  27,942,000 28,910,000 29,114,000                                                                   
      loss on disposal of assets
    1,394,000  1,760,000 2,550,000   5,038,000 98,000   624,000 719,000   10,065,000    2,659,000  1,136,000  386,000 254,000 1,911,000  2,010,000 1,657,000   799,000 597,000   1,991,000 1,567,000 666,000  1,608,000 781,000 1,792,000  4,325,000 1,564,000 1,070,000 1,643,000 1,938,000 1,977,000  124,000 570,000    3,313,000                 
      operating income
    -65,198,000  210,455,000                                                                     
      yoy
                                                                           
      qoq
                                                                           
      operating margin %
    -48.91% NaN% 38.44% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% NaN% 0% 0% 0% 0% NaN% 0% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN%  
      interest expense
    41,800,000  38,263,000 43,495,000 36,302,000  34,580,000 36,250,000 37,857,000  38,224,000 38,113,000 38,460,000  38,500,000 51,248,000 27,486,000  28,686,000 29,649,000 28,630,000  27,142,000 27,556,000 26,122,000  25,892,000 27,213,000 21,217,000  21,276,000 20,206,000 19,601,000  19,268,000 18,969,000 18,712,000  18,533,000 17,845,000 18,248,000  18,810,000 18,708,000 18,722,000 11,594,000 16,507,000 16,771,000 20,672,000 14,149,000 60,632,000                     
      other income
    -1,040,000  1,155,000 -2,261,000 -832,000  521,000 898,000 463,000  346,000 831,000 7,619,000  13,470,000 4,252,000 1,560,000  231,000 -1,278,000 -427,000  -130,000 354,000 1,935,000  375,000 568,000 -903,000  1,318,000 -8,000 699,000  400,000 -407,000 -72,000  -6,000 -64,000 -190,000  1,013,000 426,000   503,000  4,467,000 1,193,000      420,000                
      income before income taxes
    -105,958,000  171,037,000 58,127,000 -87,711,000  176,809,000 92,433,000 -84,775,000  224,667,000 120,660,000 -127,709,000  -131,771,000 -171,911,000 -106,595,000  261,835,000 133,571,000 -93,789,000  259,681,000 118,418,000 -82,020,000  299,595,000 107,685,000 -95,139,000  177,345,000 121,159,000 -70,795,000  269,204,000 111,473,000 -105,955,000  184,372,000 123,863,000 -95,812,000                               
      income tax benefit
    -23,232,000    -17,852,000    -19,113,000  46,543,000 29,257,000 -31,870,000    -22,049,000    -24,657,000    -19,675,000    -37,591,000    -23,860,000    -35,629,000    -34,611,000         509,000 913,000   234,000 2,930,000            1,566,000 955,000    
      net income attributable to six flags entertainment corporation
    -82,726,000  110,700,000 20,554,000 -69,859,000  115,829,000 45,392,000   157,241,000 70,520,000   -116,172,000 -136,894,000   179,833,000 79,519,000   184,417,000 74,502,000   181,325,000 52,026,000   102,482,000 60,887,000   157,300,000 65,532,000   105,034,000 66,306,000 -61,201,000  120,403,000 47,361,000 -62,527,000 -115,109,000 34,963,000 -148,485,000 133,861,000 11,026,000 -183,576,000                     
      weighted-average common shares outstanding:
                                                                           
      basic:
    84,166,000  83,510,000 83,379,000 -840  83,094,000 84,992,000   85,919,000 85,673,000   84,829,000 84,704,000   84,413,000 84,288,000   84,143,000 83,666,000                                                
      diluted:
    84,166,000  83,780,000 83,796,000 -840  83,107,000 85,242,000   87,259,000 86,751,000   84,829,000 84,704,000   85,045,000 84,868,000   85,516,000 85,072,000                                                
      loss per average common share outstanding:
                                                                           
      income tax expense
      36,570,000 13,807,000   38,654,000 24,716,000           61,626,000 33,675,000   55,260,000 23,913,000   98,665,000 36,054,000   55,651,000 41,059,000   92,821,000 26,859,000   60,332,000 38,551,000   86,405,000 32,355,000   3,396,000  8,034,000       2,753,000 1,721,000 1,921,000 1,880,000 315,000 2,535,000 1,783,000 2,035,000 167,000 3,337,000 368,000   25,279,000 101,116,000  
      net income
      134,467,000 44,320,000   138,155,000 67,717,000 -65,662,000  178,124,000 91,403,000 -95,839,000  -95,528,000 -116,250,000 -84,546,000  200,209,000 99,896,000 -69,132,000  204,421,000 94,505,000 -62,345,000  200,930,000 71,631,000 -57,548,000  121,694,000 80,100,000 -46,935,000  176,383,000 84,614,000 -70,326,000  124,040,000 85,312,000 -61,201,000  139,617,000 66,060,000 -62,527,000 -115,109,000 53,011,000 -148,485,000 152,004,000 28,562,000 -183,576,000 -280,693,000 160,876,000 -116,180,000 -140,798,000 94,591,000 -149,904,000 89,678,000 -45,388,000 -170,561,000 -470,362,000 164,744,000 -39,587,000 -241,047,000 -306,626,000 195,688,000 11,101,000 -178,719,000 -521,176,000 56,367,000  
      yoy
      -2.67% -34.55%   -22.44% -25.91% -31.49%  -286.46% -178.63% 13.36%  -147.71% -216.37% 22.30%  -2.06% 5.70% 10.89%  1.74% 31.93% 8.34%  65.11% -10.57% 22.61%  -31.01% -5.33% -33.26%  42.20% -0.82% 14.91%  -11.16% 29.14% -2.12%  163.37% -144.49% -141.14% -503.01% -128.88% -47.10% -5.51% -124.58% 30.38% -396.74% -207.32% -229.55% 210.21% -155.46% -68.13% -45.57% 14.65% -29.24% 53.40% -15.81% -456.61% 34.87% -41.17% 247.17%      
      qoq
      203.40%    104.02% -203.13%   94.88% -195.37%   -17.83% 37.50%   100.42% -244.50%   116.31% -251.58%   180.51% -224.47%   51.93% -270.66%   108.46% -220.32%   45.40% -239.40%   111.35% -205.65% -45.68% -317.14% -135.70% -197.68% 432.19% -115.56% -34.60% -274.48% -238.47% -17.48% -248.85% -163.10% -267.16% -297.58% -73.39% -63.74% -385.51% -516.16% -83.58% -21.39% -256.69% 1662.80% -106.21% -65.71% -1024.61%   
      net income margin %
    0% NaN% 24.56% 9.99% 0% NaN% 27.37% 15.55% -47.54% NaN% 27.91% 19.88% -116.84% NaN% -75.62% -607.27% -82.48% NaN% 32.23% 20.93% -53.93% NaN% 32.98% 21.22% -48.34% NaN% 34.62% 16.96% -57.82% NaN% 21.82% 19.68% -40.66% NaN% 30.66% 21.92% -82.59% NaN% 22.89% 22.66% -83.02% NaN% 27.67% 18.16% -71.44% -173.47% Infinity% -242.09% Infinity% Infinity% -Infinity% -Infinity% Infinity% -Infinity% -Infinity% Infinity% -Infinity% Infinity% -Infinity% -Infinity% -Infinity% Infinity% -Infinity% -Infinity% -Infinity% Infinity% Infinity% -Infinity% -Infinity% Infinity%  
      less: net income attributable to noncontrolling interests
      -23,767,000 -23,766,000   -22,326,000 -22,325,000   -20,883,000 -20,883,000   -20,644,000 -20,644,000   -20,376,000 -20,377,000   -20,004,000 -20,003,000   -19,605,000 -19,605,000   -19,212,000 -19,213,000   -19,083,000 -19,082,000   -19,006,000 -19,006,000                                
      earnings per average common share outstanding:
                                                                           
      loss on debt extinguishment
       13,982,000    17,533,000        5,087,000 1,019,000   6,231,000        37,109,000    2,377,000    6,557,000                                    
      ​
                                                                           
      gain on disposal of assets
        2,435,000        520,000   513,000             670,000                    1,004,000     3,227,000                  
      other net periodic pension benefit
          -1,480,000 -1,920,000 -1,451,000  -76,000 -1,690,000 -1,643,000  -995,000 -994,000 -996,000  -1,038,000 -1,055,000 -1,055,000  -1,290,000 -1,277,000 -1,277,000                                               
      depreciation
          30,181,000 27,532,000 29,043,000  28,047,000 28,047,000 28,827,000  28,780,000 29,032,000 30,063,000  30,084,000 28,674,000 28,470,000  29,008,000 27,309,000 28,018,000  27,962,000 26,171,000 26,643,000  26,740,000 25,273,000 25,378,000  25,693,000 24,925,000 26,137,000  26,467,000 25,511,000 27,029,000  27,300,000 27,564,000 31,547,000 36,993,000 36,979,000 39,522,000 39,419,000 27,089,000 36,521,000 101,457,000 36,949,000 35,353,000 34,907,000 33,912,000 34,147,000 34,995,000 33,741,000 33,633,000 93,800,000 37,616,000 35,886,000 36,074,000 9,315,750 37,263,000 37,674,000 37,246,000 113,068,000 37,161,000  
      amortization
          5,000 5,000 6,000  6,000 5,000 6,000  5,000 402,000 601,000  601,000 601,000 603,000  612,000 612,000 611,000  571,000 651,000 648,000  653,000 651,000 650,000  655,000 657,000 658,000  665,000 665,000 665,000  3,598,000 3,599,000 3,599,000 4,502,000 4,515,000 4,513,000 4,512,000 3,011,000 227,000 974,000 229,000 234,000 224,000 280,000 280,000 399,000 326,000 250,000 659,000 220,000 220,000 219,000 55,500 222,000 223,000 222,000 870,000 323,000  
      interest income
          -383,000 -272,000 -327,000  -129,000 -65,000 -40,000  -108,000 -201,000 -329,000  -350,000 -77,000 -282,000  -157,000 -76,000 -237,000  -171,000 -57,000 -216,000  -110,000 -16,000 -143,000  -62,000 -31,000 -125,000  -69,000 -58,000 -219,000  -207,000         38,000 152,000 118,000 421,000 218,000 265,000 1,227,000 1,207,000 403,000 1,756,000 1,162,000 355,000 1,011,000 457,750 1,831,000 1,406,000 1,782,000 2,220,000 1,873,000  
      (gain) loss on disposal of assets
            -2,100,000        -120,000   -690,000             -483,000                                       
      weighted-average common shares outstanding - basic and diluted:
            86,197,000    85,209,000    84,656,000    84,126,000                                                   
      net income per average common share outstanding - basic and diluted:
            -760    -1,120    -1,000    -820            -510    -750                                   
      cash dividends declared per common share
                    250  820 820 820  780 780 780  640 640 640  580 580 580  520 520 520  470 470 470  450 450 900 600                          
      income tax (benefit) expense
                  -36,243,000 -55,661,000                                                        
      net income per average common share outstanding:
                                                                           
      weighted-average common shares outstanding
                                                                           
      net income per average common share outstanding
                                                                           
      theme park admissions
                          350,977,000 240,471,000 66,321,000  331,244,000 221,913,000 50,948,000  311,427,000 215,762,000 58,081,000  325,758,000 206,998,000 40,546,000  305,820,000 205,428,000 34,710,000  282,095,000 199,666,000 41,532,000 29,451,000 183,563,000 26,336,000 259,592,000 132,626,000 23,831,000 285,886,000 248,891,000 162,670,000 23,222,000 184,495,000 31,131,000 247,913,000 183,567,000 22,652,000 213,844,000 294,648,000 192,557,000 19,877,000 282,297,000 305,662,000 210,570,000 26,029,000 269,496,000 286,596,000  
      theme park food, merchandise and other
                          232,952,000 176,055,000 42,246,000  223,861,000 174,012,000 31,160,000  220,667,000 168,336,000 38,290,000  228,014,000 161,419,000 28,225,000  211,870,000 151,772,000 25,967,000  203,846,000 149,669,000 32,832,000 24,617,000 140,651,000 22,933,000 196,631,000 104,308,000 20,843,000 233,189,000 194,303,000 129,651,000 19,350,000 146,714,000 25,667,000 217,272,000 161,234,000 28,008,000 191,104,000 246,069,000 163,523,000 22,821,000 248,416,000 253,307,000 175,922,000 28,351,000 240,787,000 240,813,000  
      net income per average common share:
                                                                           
      sponsorship, licensing and accommodations
                           28,894,000                                                
      sponsorship, licensing and other fees
                            16,092,000  20,798,000 22,706,000 13,290,000  20,284,000 19,220,000 14,432,000  16,450,000 13,676,000 11,442,000  18,717,000 15,543,000 8,178,000  13,589,000 10,582,000 7,893,000 7,708,000 10,579,000 7,912,000 14,762,000 11,309,000 8,293,000 45,188,000 13,841,000 9,757,000 9,328,000 14,474,000 11,426,000               
      accommodations revenue
                            4,305,000  4,515,000 3,741,000 4,130,000  5,221,000 3,748,000 4,616,000  5,039,000 3,972,000 4,942,000  5,436,000 3,808,000 4,863,000  4,990,000 3,784,000 5,264,000 4,582,000 3,880,000 4,154,000 4,602,000 2,193,000                      
      weighted-average common shares outstanding — basic and diluted:
                            84,457,000    91,151,000                                           
      net income per average common share outstanding — basic and diluted:
                            -740    -630                                           
      selling, general and administrative
                              11,571,000 38,118,000 46,915,000  134,132,000 58,711,000 36,263,000  61,895,000 55,402,000 54,587,000  126,662,000 60,160,000 34,334,000  52,648,000 60,241,000 39,698,000 46,229,000 74,062,000 43,692,000 52,360,000 46,836,000 34,070,000 163,155,000 51,185,000 78,043,000 35,057,000 84,589,000 40,131,000 63,704,000 99,055,000 48,479,000 15,532,500 62,130,000 89,032,000 60,077,000 156,130,000 52,391,000 75,988,000 37,976,000 145,313,000 57,680,000  
      weighted-average number of common shares outstanding:
                                                                           
      weighted-average common shares outstanding — basic:
                              84,480,000 87,136,000   92,204,000 93,054,000   93,913,000 94,834,000   94,522,000 95,224,000                                
      weighted-average common shares outstanding — diluted:
                              85,876,000 88,832,000   94,155,000 95,412,000   96,183,000 97,382,000   97,274,000 99,162,000                                
      net income per average common share outstanding — basic:
                              2,150 600   1,110 650                                        
      net income per average common share outstanding — diluted:
                              2,110 590   1,090 640                                        
      weighted-average number of common shares outstanding - basic and diluted:
                                    92,359,000    93,855,000              98,054,000 96,950,000       94,708,000 94,631,000    93,906,000    93,104,000    
      net income per common share outstanding — basic:
                                      1,670 690   1,110 700                                
      net income per common share outstanding — diluted:
                                      1,640 670   1,080 670                                
      gain on sale of investee
                                           -10,031,000                                
      net income per average common share outstanding — basic and diluted :
                                            -640                               
      weighted-average number of common shares outstanding — basic and diluted :
                                            94,958,000                               
      equity in loss of investee
                                                 320,000                          
      income from continuing operations before reorganization items, income taxes and discontinued operations
                                              226,022,000 98,415,000   56,807,000  163,875,000 30,819,000  -119,618,000 172,850,000                   
      reorganization items
                                                 554,000 334,000 500,000 3,993,000 977,000 20,461,000                     
      income from continuing operations before income taxes and discontinued operations
                                              226,022,000 98,415,000   56,473,000  159,882,000 29,842,000  -112,580,000 165,812,000   111,466,000  91,599,000   40,643,250 162,573,000          
      income from continuing operations before discontinued operations
                                              139,617,000 66,060,000   53,077,000  151,848,000 29,333,000  39,358,500 157,434,000   108,713,000  89,678,000   40,197,500 160,790,000          
      income from discontinued operations
                                                    156,000                       
      net income attributable to noncontrolling interests
                                              -19,214,000                             
      amounts attributable to six flags entertainment corporation:
                                                                           
      income from continuing operations
                                              120,403,000 47,361,000 -62,527,000 -115,074,000 35,029,000 -148,449,000 133,705,000 11,797,000 -180,803,000 -244,024,000 139,898,000 -115,232,000 -139,782,000 1.06 -1.62 0.89 -0.5 -1.76 0.413 1.65 -0.47 -2.28 -194,219,190 194,218,000 11,101,000 -1.98 -56,367,002.14 56,367,000  
      weighted-average number of common shares outstanding — basic :
                                              95,105,000    54,994,000                         
      weighted-average number of common shares outstanding — diluted :
                                              98,472,000                             
      net income per average common share outstanding — basic :
                                                                           
      income from continuing operations attributable to six flags entertainment corporation common stockholders
                                              1,270 490                            
      income from discontinued operations attributable to six flags entertainment corporation common stockholders
                                                                           
      net income attributable to six flags entertainment corporation common stockholders
                                              1,270 490       -1.87                     
      net income per average common share outstanding — diluted :
                                                                           
      restructure recovery
                                                                           
      weighted-average number of common shares outstanding — basic:
                                               95,751,000                            
      weighted-average number of common shares outstanding — diluted:
                                               100,466,000                            
      net income applicable to six flags entertainment corporation common stockholders
                                                -62,527,000 -115,109,000 34,963,000 -148,485,000 133,861,000 11,026,000 -183,576,000                     
      weighted-average number of common shares outstanding - basic and diluted
                                                50,964,000 54,593,000  27,812,000                     93,036,000   
      income from continuing operations applicable to six flags entertainment corporation common stockholders
                                                -1,230 -2,110 640 -5,340 4.84 0.43 -1.84                     
      income from discontinued operations applicable to six flags entertainment corporation common stockholders
                                                    0.01                       
      restructure costs
                                                   26,602,000 14,990,000 16,472,000                      
      less: net (income) loss attributable to noncontrolling interests
                                                                           
      total revenue
                                                  338,673,000  475,587,000 250,436,000 57,263,000 564,263,000 457,035,000 302,078,000 51,900,000 345,683,000 68,224,000 465,185,000 344,801,000 50,660,000 135,179,250 540,717,000 356,080,000 42,698,000 530,713,000 558,969,000 386,492,000 54,380,000 510,283,000 527,409,000  
      equity in loss (income) of investees
                                                  1,091,000                         
      restructure (recovery) costs
                                                                           
      weighted-average number of common shares outstanding —diluted :
                                                  56,743,000                         
      net income per average common share outstanding —diluted:
                                                                           
      equity in loss of investees
                                                   1,156,000                        
      less: net income (income) attributable to noncontrolling interests
                                                   82,000                        
      equity in (income) loss of partnerships
                                                    721,000 308,000 183,000                     
      loss on early repayment of debt
                                                    957,000                       
      weighted-average number of common shares outstanding – basic:
                                                    27,585,000                       
      weighted-average number of common shares outstanding – diluted:
                                                    27,585,000                       
      net income per average common share outstanding – basic:
                                                                           
      net income per average common share outstanding – diluted:
                                                                           
      weighted-average number of common shares outstanding — basic and diluted:
                                                     27,389,000                      
      accomodations revenue
                                                      4,296,000                     
      discontinued operations
                                                       860,500 3,442,000        988,500 3,954,000          
      discontinued operations applicable to six flags entertainment corporation common stockholders
                                                                           
      revenue:
                                                                           
      operating costs and expenses:
                                                                           
      total operating costs and expenses
                                                       67,374,250 269,497,000 269,927,000 154,216,000 276,421,000 165,334,000 284,520,000 298,700,000 169,251,000 599,055,000 296,545,000 307,103,000 192,914,000 613,331,000 293,004,000 294,345,000 171,462,000 604,094,000 284,025,000  
      income from operations
                                                       46,884,500 187,538,000 32,151,000  69,262,000  180,665,000 46,101,000  -194,107,000 244,172,000 48,977,000  -82,618,000 265,965,000 92,147,000  -93,811,000 243,384,000  
      other income:
                                                                           
      equity in operations of partnerships
                                                       380,250 1,521,000 460,000 189,000                 
      total other income
                                                           42,204,000                
      net income attributable to six flags, inc.
                                                       -263,157,000 143,340,000 -116,180,000 -140,798,000                 
      net income applicable to six flags, inc. common stockholders
                                                       -279,714,000 137,927,000 -121,616,000 -146,291,000                 
      weighted-average number of common shares outstanding – basic
                                                        97,864,000              93,107,000     
      weighted-average number of common shares outstanding – diluted
                                                        148,747,000                   
      income from continuing operations applicable to six flags, inc. common stockholders
                                                       -2.67 1.37 -1.24 -1.49                 
      discontinued operations applicable to six flags, inc. common stockholders
                                                       0.01 0.04                   
      amounts attributable to six flags, inc.:
                                                                           
      net gain on debt extinguishment
                                                           107,743,000                
      weighted-average number of common shares outstanding — basic
                                                         97,483,000    94,690,000              
      weighted-average number of common shares outstanding — diluted
                                                         97,483,000    152,573,000              
      plus: net income attributable to noncontrolling interests
                                                                           
      weighted-average number of common shares outstanding — basic and diluted
                                                          97,470,000  95,692,000               
      (gain) loss on fixed assets
                                                                           
      minority interest in earnings
                                                                           
      equity in operations of investees
                                                           130,000                
      net income applicable to common stock
                                                           89,099,000 -155,397,000 84,186,000 -50,880,000 -176,054,000 -486,840,000 159,252,000 -45,079,000 -246,540,000 -323,103,000 190,195,000 5,609,000 -184,212,000 -537,651,000 50,874,000  
      weighted-average number of common shares outstanding - basic
                                                           97,319,000       94,321,000       93,042,000  
      weighted-average number of common shares outstanding - diluted
                                                           155,202,000       94,321,000       106,831,000  
      net income per average common share outstanding - basic:
                                                                           
      net income per average common share outstanding - diluted:
                                                                           
      loss on fixed assets
                                                            4,654,000 6,179,000 830,000 4,335,000 25,870,000 1,187,000 722,000         
      minority interest in loss
                                                            596,000   9,973,000    8,977,000    6,563,000    
      net income on debt extinguishment
                                                                           
      equity in operations of partnership
                                                                           
      income from continuing operations before income taxes, discontinued operations and cumulative effect of a change in accounting principle
                                                                           
      income from continuing operations before discontinued operations and cumulative effect of a change in accounting principle
                                                                           
      income before cumulative effect of a change in accounting principle
                                                                           
      cumulative effect of a change in accounting principle
                                                                           
      cumulative effect of change in accounting principle
                                                                           
      weighted-average number of common shares outstanding - basic:
                                                                 94,352,000    93,107,000      
      weighted-average number of common shares outstanding - diluted:
                                                                 155,229,000    154,051,000      
      early repurchase of debt
                                                                           
      noncash compensation
                                                                    2,628,000 166,000 166,000 288,000 483,000 160,000  
      income from continuing operations before income taxes
                                                                    48,646,500 194,586,000 12,667,000  39,370,750 157,483,000  
      discontinued operations, net of tax expense of 902,000 in 2005 and tax expense of 2,442,000 in 2004
                                                                    367,500 1,470,000      
      discontinued operations, net of tax expense
                                                                    0.003 0.01      
      discontinued operations, net of tax benefit of 1,628,000 in 2004
                                                                           
      weighted-average number common shares outstanding – diluted:
                                                                      93,108,000     
      net income per average common share outstanding – basic and diluted:
                                                                           
      discontinued operations, net of tax benefit
                                                                           
      discontinued operations, net of tax benefit of 55,759,000 in 2004
                                                                           
      discontinued operations, inclusive of tax expense of 20,135,000 in 2003
                                                                           
      discontinued operations, inclusive of tax expense
                                                                           
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2024-03-31 2023-12-31 2023-10-01 2023-07-02 2023-04-02 2023-01-01 2022-10-02 2022-07-03 2022-04-03 2022-01-02 2021-10-03 2021-07-04 2021-04-04 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 2012-03-31 2011-06-30 2011-03-31 2010-09-30 2010-06-30 2010-03-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-06-30 2008-03-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2005-12-31 2004-12-31 2003-12-31 
                                                                        
        assets
                                                                        
        current assets:
                                                                        
        cash and cash equivalents
      60,702,000 77,585,000 66,763,000 51,580,000 64,749,000 80,122,000 73,314,000 74,802,000 252,203,000 335,585,000 389,857,000 252,887,000 62,905,000 157,760,000 213,907,000 295,956,000 22,811,000 174,179,000 211,797,000 113,798,000 20,434,000 44,608,000 68,557,000 68,625,000 33,055,000 77,496,000 82,683,000 68,279,000 31,001,000 137,385,000 238,757,000 163,548,000 22,588,000 99,760,000 210,828,000 154,785,000 16,348,000 73,884,000 164,777,000 117,242,000 22,385,000 169,310,000 200,962,000 201,211,000 137,312,000 69,384,000 142,124,000 78,738,000 255,398,000 122,049,000 86,717,000 262,126,000 128,838,000 79,412,000 210,332,000 66,269,000 12,661,000 105,411,000 81,870,000 35,573,000 24,295,000 58,635,000 83,370,000 81,534,000 68,807,000 115,089,000 
        accounts receivable
      53,523,000 62,660,000 90,877,000 93,077,000 45,462,000 49,405,000 72,299,000 70,473,000 86,461,000 97,722,000 137,575,000 124,846,000 46,420,000 36,610,000 48,500,000 47,003,000 71,558,000 108,679,000 199,127,000 180,986,000 93,615,000 116,043,000 171,867,000 139,422,000 58,927,000 72,693,000 109,595,000 109,636,000 55,716,000 69,018,000 112,580,000 102,963,000 59,962,000 63,803,000 107,943,000 91,430,000 45,729,000 58,823,000 110,336,000 101,120,000 42,148,000 51,609,000 94,445,000 80,756,000 41,772,000 20,003,000 48,253,000 28,386,000 56,695,000 56,585,000 24,020,000 48,799,000 44,566,000 25,084,000 20,057,000 52,531,000 25,628,000 73,526,000 84,830,000 34,824,000 40,843,000 90,424,000 81,705,000 51,308,000 22,438,000 37,750,000 
        inventories
      39,188,000 31,624,000 38,298,000 43,172,000 41,016,000 44,811,000 48,493,000 47,531,000 39,161,000 27,273,000 28,996,000 36,038,000 39,057,000 39,191,000 43,892,000 43,456,000 42,397,000 32,951,000 36,953,000 42,866,000 39,468,000 28,779,000 35,826,000 42,485,000 36,162,000 24,960,000 30,578,000 40,261,000 36,745,000 24,156,000 30,704,000 40,494,000 37,644,000 21,535,000 26,624,000 35,921,000 34,260,000 21,099,000 25,795,000 35,582,000 34,956,000 22,172,000 27,210,000 38,449,000 36,792,000 36,227,000 37,968,000 35,695,000 28,875,000 41,106,000 36,895,000 25,601,000 37,317,000 35,033,000 24,909,000 46,121,000 37,541,000 30,555,000 38,041,000 32,876,000 23,126,000 32,896,000 46,155,000 27,933,000 27,832,000 31,746,000 
        prepaid expenses and other current assets
      102,275,000 80,897,000 74,234,000 84,808,000 83,639,000 66,452,000 77,329,000 69,990,000 55,454,000 55,455,000 65,715,000 66,094,000 69,166,000 73,179,000 75,266,000 76,760,000 79,496,000 60,431,000 60,508,000 72,403,000 69,099,000 52,499,000 67,158,000 62,428,000 61,038,000 45,923,000 50,336,000 58,202,000 57,147,000 44,306,000 50,507,000 53,589,000 51,723,000 42,879,000 47,710,000 52,885,000 45,598,000 44,705,000 53,008,000 48,008,000 45,467,000 39,006,000 40,256,000 45,828,000 46,673,000 50,551,000 45,692,000 44,859,000 41,800,000 47,054,000 52,297,000 39,308,000 45,116,000 49,514,000 41,450,000 41,859,000 45,496,000 34,814,000 43,071,000 47,037,000 37,893,000 40,653,000 45,798,000 39,187,000 37,013,000 36,135,000 
        total current assets
      255,688,000 252,766,000 270,172,000 272,637,000 234,866,000 240,790,000 271,435,000 262,796,000 433,279,000 516,035,000 622,143,000 479,865,000 217,548,000 306,740,000 381,565,000 463,175,000 216,262,000 376,240,000 508,385,000 410,053,000 222,616,000 241,929,000 343,408,000 312,960,000 189,182,000 221,072,000 275,012,000 279,162,000 184,697,000 278,791,000 432,548,000 360,594,000 171,917,000 227,977,000 483,610,000 448,052,000 244,848,000 300,924,000 491,901,000 450,022,000 267,532,000 353,858,000 476,550,000 482,771,000 362,276,000 176,165,000 274,037,000 187,678,000 382,768,000 267,475,000 199,929,000 375,834,000 255,837,000 189,043,000 296,748,000 206,780,000 121,326,000 244,306,000 247,812,000 155,308,000 132,875,000 222,608,000 257,028,000 199,962,000 290,598,000 538,633,000 
        property and equipment, net:
                                                                        
        property and equipment, at cost
      2,770,068,000 2,733,094,000 2,699,159,000 2,666,636,000 2,621,518,000 2,592,485,000 2,559,635,000 2,552,144,000 2,528,135,000 2,501,829,000 2,454,929,000 2,445,453,000 2,427,318,000 2,408,690,000 2,386,409,000 2,385,757,000 2,364,872,000 2,345,283,000 2,322,291,000 2,306,096,000 2,255,974,000 2,204,678,000 2,197,350,000 2,173,342,000 2,138,051,000 2,095,887,000 2,087,911,000 2,073,684,000 2,031,959,000 1,968,565,000 1,949,352,000 1,939,708,000 1,909,953,000 1,862,764,000 1,855,603,000 1,852,006,000 1,822,481,000 1,797,617,000 1,796,322,000 1,794,121,000 1,758,109,000 1,716,975,000 1,705,387,000 1,697,427,000 1,669,883,000 1,581,145,000 1,531,789,000 1,496,557,000 1,456,425,000 1,443,259,000 2,729,955,000 2,718,930,000 2,709,515,000 2,680,431,000 2,654,939,000 2,699,778,000 2,659,595,000 2,655,003,000 2,624,166,000 2,580,064,000 2,564,109,000 2,875,115,000 2,860,867,000 2,866,345,000 2,874,593,000 3,649,528,000 
        accumulated depreciation
      -1,472,781,000 -1,447,861,000 -1,431,176,000 -1,410,480,000 -1,380,846,000 -1,350,739,000 -1,320,141,000 -1,297,710,000 -1,280,969,000 -1,250,902,000 -1,226,947,000 -1,205,950,000 -1,182,641,000 -1,157,403,000 -1,120,776,000 -1,100,862,000 -1,073,198,000 -1,061,287,000 -1,032,914,000 -1,005,764,000 -977,733,000 -950,996,000 -930,786,000 -899,463,000 -878,410,000 -857,930,000 -833,395,000 -807,455,000 -785,380,000 -757,310,000 -734,357,000 -711,467,000 -690,054,000 -664,610,000 -639,715,000 -621,665,000 -600,212,000 -579,511,000 -557,462,000 -534,097,000 -510,257,000 -485,292,000 -460,191,000                        
        total property and equipment
      1,297,287,000 1,285,233,000 1,267,983,000 1,256,156,000 1,240,672,000 1,241,746,000 1,239,494,000 1,254,434,000 1,247,166,000 1,250,927,000 1,227,982,000 1,239,503,000 1,244,677,000 1,251,287,000 1,265,633,000 1,284,895,000 1,291,674,000 1,283,996,000 1,289,377,000 1,300,332,000 1,278,241,000 1,253,682,000 1,266,564,000 1,273,879,000 1,259,641,000 1,237,957,000 1,254,516,000 1,266,229,000 1,246,579,000 1,211,255,000 1,214,995,000 1,228,241,000 1,219,899,000 1,198,154,000 1,215,888,000 1,230,341,000 1,222,269,000 1,218,106,000 1,238,860,000 1,260,024,000 1,247,852,000 1,231,683,000 1,245,196,000 1,261,989,000 1,258,372,000 1,292,471,000 1,349,678,000 1,351,098,000 1,389,873,000 1,416,187,000 1,510,201,000 1,528,377,000 1,556,730,000 1,557,612,000 1,560,473,000 1,647,879,000 1,640,175,000 1,678,556,000 1,664,388,000 1,655,195,000 1,661,633,000 1,875,895,000 1,898,984,000 1,927,591,000 2,020,038,000 2,748,994,000 
        goodwill
      659,618,000 659,618,000 659,618,000  659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,618,000 659,248,000 659,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 630,248,000 582,800,000 582,800,000                 
        intangible assets, net of accumulated amortization of 312, 306 and 290 as of march 31, 2024, december 31, 2023 and april 2, 2023, respectively
      344,135,000                                                                  
        right-of-use operating leases
      146,023,000 134,857,000 150,528,000                  205,180,000                                              
        other assets
      35,131,000 34,859,000 24,685,000                                                                
        total assets
      2,737,882,000 2,711,474,000 2,717,133,000 2,713,593,000 2,658,192,000 2,665,825,000 2,704,066,000 2,713,793,000 2,884,032,000 2,968,590,000 3,054,934,000 2,928,399,000 2,673,965,000 2,772,691,000 2,864,972,000 2,968,934,000 2,720,549,000 2,882,540,000 3,020,703,000 2,938,066,000 2,724,907,000 2,517,328,000 2,633,435,000 2,610,392,000 2,443,991,000 2,456,676,000 2,528,288,000 2,543,687,000 2,429,379,000 2,487,672,000 2,648,792,000 2,590,293,000 2,393,355,000 2,428,440,000 2,720,459,000 2,698,296,000 2,480,428,000 2,534,919,000 2,748,769,000 2,728,839,000 2,535,661,000 2,607,814,000 2,746,331,000 2,773,967,000 2,654,195,000 2,524,493,000 2,704,904,000 2,630,148,000 2,861,121,000 2,834,717,000 2,883,902,000 3,075,739,000 2,957,023,000 2,907,335,000 3,030,129,000 3,044,960,000 2,942,948,000 3,109,016,000 3,112,082,000 3,202,271,000 3,187,616,000 3,387,689,000 3,435,465,000 3,493,119,000 3,642,227,000 4,674,716,000 
        liabilities and stockholders' deficit
                                                                        
        current liabilities:
                                                                        
        accounts payable
      44,539,000 27,235,000 46,121,000 54,174,000 43,513,000 38,887,000 47,808,000 67,925,000 65,652,000 38,251,000 60,659,000 65,526,000 31,771,000 26,582,000 36,716,000 27,457,000 48,994,000 32,904,000 51,428,000 73,786,000 51,457,000 32,905,000 51,273,000 72,335,000 51,564,000 28,998,000 43,077,000 75,180,000 42,480,000 26,209,000 40,928,000 66,972,000 52,703,000 25,570,000 30,533,000 62,720,000 37,747,000 19,315,000 31,811,000 56,840,000 48,891,000 24,464,000 31,644,000 61,961,000 43,305,000 44,980,000 57,097,000 40,377,000 42,455,000 83,090,000 47,277,000 21,557,000 22,425,000 33,844,000 25,060,000 77,296,000 45,365,000 43,328,000 75,526,000 43,383,000 30,017,000 35,144,000 83,320,000 31,101,000 25,817,000 42,658,000 
        accrued compensation, payroll taxes and benefits
      21,304,000 18,957,000 20,547,000 21,571,000 14,417,000 15,224,000 14,838,000 24,968,000 22,444,000 51,473,000 48,543,000 47,846,000 25,674,000 22,031,000 20,348,000 16,114,000 11,660,000 19,556,000 23,994,000 28,065,000 23,385,000 30,468,000 33,307,000 32,150,000 23,060,000 26,576,000 21,755,000 20,565,000 18,761,000 31,039,000 23,572,000 24,744,000 19,254,000 46,583,000 37,637,000 24,460,000 19,248,000 37,463,000 28,383,000 22,000,000 17,229,000 29,277,000 25,157,000 25,246,000 19,308,000 14,236,000 37,399,000 48,368,000 26,259,000 21,159,000 10,739,000 18,649,000 22,888,000 14,449,000 22,934,000 21,928,000 17,525,000 18,045,000 19,557,000 15,211,000 17,323,000 15,003,000 18,467,000    
        self-insurance reserves
      63,743,000 64,605,000 65,505,000 68,633,000                                                               
        accrued interest payable
      42,752,000 28,704,000 44,062,000 33,216,000 27,527,000 38,484,000 26,616,000 24,713,000 33,217,000 50,554,000 33,220,000 25,289,000 33,290,000 60,184,000 44,085,000 34,827,000 20,413,000 26,128,000 20,819,000 26,349,000 26,275,000 30,697,000 21,268,000 26,363,000 21,254,000 26,288,000 21,063,000 26,483,000 11,648,000 27,684,000 13,303,000 20,146,000 9,134,000 19,555,000 9,055,000 19,555,000 9,069,000 19,542,000 9,095,000 19,422,000 9,039,000 19,598,000 9,049,000 23,313,000 12,871,000 5,700,000 10,288,000 10,471,000 10,955,000 11,428,000 21,037,000 9,208,000 6,937,000 36,568,000 42,957,000 16,015,000 42,725,000 47,093,000 30,009,000 56,446,000 36,677,000 54,548,000 35,007,000 34,022,000 37,812,000 48,073,000 
        other accrued liabilities
      69,949,000 73,087,000 69,323,000 79,959,000 60,032,000 67,346,000 102,382,000 102,626,000 94,052,000 101,790,000 115,552,000 108,330,000 91,848,000 93,369,000 78,249,000 77,253,000 63,114,000 63,019,000 61,038,000 59,250,000 40,574,000 45,880,000 58,833,000 50,686,000 34,352,000 34,617,000 44,596,000 42,413,000 32,023,000 35,461,000 39,240,000 42,374,000 32,114,000 34,714,000 41,793,000 40,852,000 29,043,000 36,176,000 38,240,000 39,866,000 25,530,000 25,988,000 31,712,000 33,277,000 28,879,000 31,205,000 45,510,000 43,630,000 46,139,000 63,780,000 47,063,000 26,525,000 23,946,000 46,843,000 45,001,000 58,121,000 50,036,000 51,610,000 54,634,000 39,035,000 38,821,000 42,832,000 50,390,000 36,630,000 42,583,000 42,263,000 
        deferred revenue
      165,414,000 127,556,000 147,650,000 176,811,000 152,096,000 128,627,000 126,578,000 171,238,000 185,094,000 177,831,000 224,083,000 310,441,000 245,310,000 205,125,000 198,563,000 182,386,000 149,111,000 144,040,000 197,674,000 235,109,000 178,047,000 146,227,000 192,925,000 226,971,000 182,268,000 142,014,000 178,619,000 195,319,000 156,892,000 123,955,000                                     
        short-term borrowings
      230,000,000 180,000,000 89,000,000 169,000,000 170,000,000 100,000,000 110,000,000 200,000,000         40,000,000    165,000,000 43,000,000  119,000,000 155,000,000    60,000,000    72,000,000    80,000,000                              
        current portion of long-term debt
      56,867,000 56,867,000 56,867,000                         28,867,000 29,010,000 29,161,000 533,000 524,000 7,520,000 7,506,000 7,492,000 7,484,000 6,303,000 6,301,000 6,287,000 6,279,000 6,277,000 6,269,000 6,256,000 6,248,000 6,247,000 38,279,000 31,899,000 36,223,000 33,223,000 33,642,000 356,142,000 305,448,000 295,488,000 399,432,000 253,970,000 169,771,000 132,497,000 9,858,000 10,289,000 264,816,000 114,059,000 53,825,000 199,674,000 113,601,000 24,394,000 25,358,000 
        short-term lease liabilities
      10,986,000 10,514,000 11,217,000                                                                
        total current liabilities
      705,554,000 587,525,000 550,292,000 615,094,000 513,657,000 434,309,000 484,236,000 639,881,000 444,265,000 463,239,000 522,320,000 595,231,000 466,008,000 452,405,000 428,356,000 380,385,000 385,005,000 339,732,000 410,646,000 476,639,000 531,176,000 368,360,000 398,250,000 566,332,000 505,572,000 297,840,000 345,290,000 429,630,000 393,354,000 315,952,000 308,297,000 371,672,000 362,875,000 272,058,000 283,649,000 343,294,000 320,079,000 231,671,000 253,419,000 321,297,000 239,286,000 216,810,000 222,151,000 313,595,000 236,892,000 233,160,000 305,931,000 269,090,000 235,946,000 333,472,000    603,617,000  452,387,000 368,656,000 227,523,000 301,136,000 496,294,000 291,421,000 263,173,000 486,229,000 272,570,000 294,548,000 512,874,000 
        noncurrent liabilities:
                                                                        
        long-term debt
      2,129,642,000 2,128,612,000 2,127,495,000 2,183,325,000 2,281,841,000 2,280,531,000 2,279,220,000 2,277,910,000 2,631,246,000 2,629,524,000 2,627,803,000 2,626,082,000 2,624,361,000 2,622,641,000 2,620,920,000 2,619,929,000 2,215,794,000 2,266,884,000 2,268,704,000 2,269,761,000 2,064,557,000 2,063,512,000 2,062,467,000 2,061,423,000 2,021,675,000 2,021,178,000 2,020,184,000 2,019,190,000 1,625,449,000 1,624,486,000 1,652,190,000 1,651,433,000 1,497,005,000 1,498,022,000 1,517,157,000 1,518,927,000 1,387,934,000 1,389,215,000 1,390,497,000 1,391,772,000 1,393,047,000 1,394,334,000 1,395,175,000 1,396,435,000 1,397,694,000 918,209,000 939,120,000 938,653,000 984,715,000 1,009,186,000 818,965,000 843,905,000 858,487,000 1,912,477,000 2,044,230,000 2,118,088,000 2,236,763,000 2,241,315,000 2,250,996,000 2,125,229,000 2,126,888,000 2,129,336,000 2,126,142,000 2,128,756,000 2,125,121,000 2,359,844,000 
        long-term lease liabilities
      171,713,000 155,335,000 152,575,000                                                                
        other long-term liabilities
      27,195,000 27,263,000 28,893,000 29,077,000 28,477,000 30,714,000 5,519,000 5,476,000 10,502,000 9,469,000 29,705,000 32,750,000 35,337,000 43,553,000 39,688,000 43,539,000 43,238,000 27,514,000 22,133,000 23,081,000 22,383,000 29,280,000 31,479,000 35,516,000 38,074,000 41,488,000 42,701,000 47,952,000 47,903,000 48,568,000 53,523,000 56,996,000 58,578,000 58,150,000 61,254,000 61,980,000 64,445,000 65,396,000 34,195,000 36,816,000 38,242,000 39,934,000 71,248,000 73,848,000 75,206,000 75,564,000 41,538,000 42,526,000 36,690,000 37,456,000 51,852,000 81,230,000 76,977,000 69,325,000 74,337,000 24,614,000 32,839,000 36,064,000 39,765,000 39,294,000 40,731,000 44,157,000 46,137,000 43,592,000 38,846,000 43,385,000 
        deferred income taxes
      161,139,000 189,700,000 193,175,000 172,849,000 162,973,000 184,637,000 194,358,000 152,041,000 133,264,000 148,291,000 150,531,000 102,853,000 70,985,000 101,831,000 125,628,000 159,986,000 214,038,000 247,121,000 223,656,000 175,671,000 150,217,000 173,998,000 142,450,000 99,114,000 82,414,000 106,851,000 187,819,000 96,328,000 61,634,000 199,280,000 198,508,000 147,662,000 112,362,000 140,273,000 90,505,000 113,031,000 102,913,000 102,413,000 137,985,000 148,070,000 122,576,000 71,761,000 113,677,000 116,527,000 99,727,000 220,441,000 229,531,000 228,046,000 182,920,000 176,213,000 118,708,000 122,818,000 116,238,000 117,367,000 121,710,000 15,295,000 14,611,000 14,656,000 14,317,000 13,466,000 13,784,000 14,329,000 13,225,000 14,345,000 14,491,000 50,651,000 
        total liabilities
      3,195,243,000 3,088,435,000 3,052,430,000 3,164,295,000 3,153,510,000 3,094,995,000 3,125,902,000 3,251,094,000 3,399,741,000 3,428,723,000 3,507,029,000 3,545,603,000 3,387,053,000 3,407,862,000 3,397,657,000 3,395,696,000 3,044,137,000 3,069,400,000 3,110,504,000 3,142,487,000 2,964,818,000 2,635,150,000 2,634,646,000 2,762,385,000 2,647,735,000 2,467,357,000 2,595,994,000 2,593,100,000 2,128,340,000 2,188,286,000 2,212,518,000 2,227,763,000 2,030,820,000 1,968,503,000 2,104,445,000 2,108,018,000 1,918,295,000 1,873,479,000 1,943,455,000 1,968,797,000 1,824,924,000 1,796,908,000     1,516,120,000 1,478,315,000 1,440,271,000 1,556,327,000 3,285,442,000 3,184,978,000 2,906,185,000  2,689,852,000            
        redeemable noncontrolling interests
      520,998,000  544,764,000 544,764,000 521,395,000 521,395,000 543,719,000 543,719,000 522,067,000 522,067,000 542,950,000 542,950,000 523,376,000 523,376,000 544,020,000 544,020,000 529,276,000 529,258,000 545,386,000 545,386,000 525,271,000 525,271,000 514,002,000 514,001,000 494,431,000 494,431,000 505,321,000 505,321,000 485,876,000 485,876,000 454,674,000 454,675,000 435,721,000 435,721,000 454,804,000 454,803,000 437,545,000 437,545,000 456,551,000 456,551,000 437,569,000 437,569,000 456,296,000 456,296,000 437,941,000 440,427,000 458,421,000 441,655,000 459,430,000 459,430,000 355,933,000 373,469,000 373,469,000 414,394,000 414,394,000            
        stockholders' deficit:
                                                                        
        preferred stock, 1.00 par value
                                                                        
        common stock
      2,116,000 2,112,000 2,088,000 2,086,000 2,082,000 2,079,000 2,079,000 2,075,000 2,156,000 2,154,000 2,149,000 2,147,000 2,134,000 2,126,000 2,124,000 2,119,000 2,116,000 2,116,000 2,113,000 2,108,000 2,106,000 2,099,000 2,110,000 2,098,000 2,088,000 2,112,000 2,093,000 2,139,000 2,281,000 2,271,000 2,301,000 2,322,000 2,331,000 2,289,000 2,329,000 2,369,000 2,372,000 2,323,000 2,363,000 2,385,000 2,378,000 2,371,000 2,376,000 2,394,000 1,205,000 1,353,000 1,365,000 689,000   2,458,000 2,458,000 2,444,000 2,444,000 2,443,000 2,441,000 2,440,000 2,367,000 2,367,000 2,367,000 2,360,000 2,360,000 2,358,000    
        capital in excess of par value
      1,133,551,000 1,131,208,000 1,128,376,000 1,109,779,000 1,107,258,000 1,104,051,000 1,105,053,000 1,103,534,000 1,124,603,000 1,120,084,000 1,118,353,000 1,108,680,000 1,104,904,000 1,089,199,000 1,086,221,000 1,077,948,000 1,070,900,000 1,066,223,000 1,066,312,000 1,058,675,000 1,052,378,000 1,037,640,000 1,146,990,000 1,118,411,000 1,091,755,000 1,086,265,000 1,052,395,000 1,094,658,000 1,147,314,000 1,116,227,000 1,147,453,000 1,057,027,000 1,052,913,000 1,041,710,000 1,024,823,000 1,018,304,000 1,013,167,000 983,317,000 940,066,000 864,291,000 853,490,000 842,488,000 835,663,000 832,840,000 830,394,000 874,577,000 816,639,000 817,825,000 810,316,000 805,106,000 1,506,750,000 1,505,515,000 1,492,935,000 1,492,333,000 1,491,494,000 1,401,445,000 1,397,177,000 1,774,047,000 1,772,225,000 1,770,268,000 1,767,825,000 1,765,149,000 1,762,873,000 1,751,777,000 1,750,766,000 1,747,425,000 
        accumulated deficit
      -2,044,329,000 -1,961,603,000 -1,939,207,000 -2,034,736,000 -2,055,359,000 -1,985,500,000 -1,998,868,000 -2,114,697,000 -2,088,913,000 -2,023,251,000 -2,021,252,000 -2,178,493,000 -2,249,207,000 -2,153,368,000 -2,067,600,000 -1,951,428,000 -1,815,457,000 -1,709,747,000 -1,628,394,000 -1,738,955,000 -1,749,400,000 -1,611,334,000 -1,595,807,000 -1,714,524,000 -1,723,804,000 -1,529,608,000 -1,566,152,000 -1,589,693,000 -1,270,489,000 -1,237,804,000 -1,100,472,000 -1,084,244,000 -1,062,725,000 -953,225,000 -798,695,000 -822,107,000 -827,755,000 -702,116,000 -558,152,000 -529,354,000 -548,667,000                          
        accumulated other comprehensive loss, net of tax
      -69,697,000  -71,318,000 -72,595,000 -70,694,000  -73,819,000 -71,932,000 -75,622,000  -94,295,000 -92,488,000 -94,295,000  -97,450,000 -99,421,000 -110,423,000 -74,710,000 -75,218,000 -71,635,000 -70,266,000 -71,498,000 -68,506,000 -71,979,000 -68,214,000 -63,881,000 -61,363,000 -61,838,000 -63,943,000 -67,184,000 -67,682,000 -67,250,000 -65,705,000 -66,558,000 -67,247,000 -63,091,000 -63,196,000 -59,629,000  -33,831,000 -34,033,000 -32,697,000                         
        total stockholders' deficit
      -978,359,000 -897,959,000 -880,061,000 -995,466,000 -1,016,713,000 -950,565,000 -965,555,000 -1,081,020,000 -1,037,776,000 -982,200,000 -995,045,000 -1,160,154,000 -1,236,464,000 -1,158,547,000 -1,076,705,000 -970,782,000 -852,864,000 -716,118,000 -635,187,000 -749,807,000 -765,182,000 -643,093,000 -515,213,000 -665,994,000 -698,175,000 -505,112,000 -573,027,000 -554,734,000 -184,837,000                                      
        total liabilities and stockholders' deficit
      2,737,882,000 2,711,474,000 2,717,133,000 2,713,593,000 2,658,192,000 2,665,825,000 2,704,066,000 2,713,793,000 2,884,032,000 2,968,590,000 3,054,934,000 2,928,399,000 2,673,965,000 2,772,691,000 2,864,972,000 2,968,934,000 2,720,549,000 2,882,540,000 3,020,703,000 2,938,066,000 2,724,907,000  2,633,435,000                                            
        intangible assets, net of accumulated amortization
       344,141,000    344,164,000    344,187,000    344,198,000    345,212,000    349,029,000    351,587,000    353,972,000    356,428,000    359,358,000  360,891,000 361,487,000 362,113,000 365,775,000 369,343,000 372,969,000 388,179,000 401,839,000 406,348,000 415,238,000 419,677,000 1,061,139,000 1,060,222,000 1,060,005,000 1,058,704,000 1,059,486,000 1,064,647,000 1,063,866,000 1,064,434,000 1,054,226,000 1,050,739,000 1,050,481,000 1,189,632,000 1,189,037,000 1,207,429,000 1,234,716,000 1,303,373,000 
        redeemable non-controlling interests
       520,998,000                                                                 
        accumulated other comprehensive loss
       -69,676,000    -71,195,000    -81,187,000    -96,504,000                             -30,246,000              4,399,000 1,157,000         
        intangible assets, net of accumulated amortization of 301, 284 and 278 as of october 1, 2023, january 1, 2023 and october 2, 2022, respectively
        344,147,000                                                                
        ​
                                                                        
        intangible assets, net of accumulated amortization of 295, 284 and 272 as of july 2, 2023, january 1, 2023 and july 3, 2022, respectively
                                                                        
        debt issuance costs
         6,110,000 2,230,000 2,764,000 3,298,000 3,832,000 4,365,000 4,899,000 5,433,000 5,966,000 6,501,000 7,034,000 7,568,000 7,451,000 3,413,000 3,624,000 3,836,000 4,045,000 1,493,000 1,793,000 2,092,000 2,392,000 2,691,000 2,991,000 3,290,000 3,589,000 3,889,000 4,188,000 4,487,000 4,787,000 5,087,000 5,386,000 23,811,000 24,577,000 17,874,000 19,062,000 20,251,000 21,441,000 22,630,000 23,821,000 22,837,000 23,905,000 24,974,000 12,474,000 36,724,000 38,699,000 38,311,000 40,765,000 11,755,000 13,209,000 13,955,000 29,877,000 31,194,000 34,756,000 34,939,000 37,988,000 39,192,000 34,892,000 37,308,000 40,405,000 39,767,000 43,897,000 50,347,000 55,062,000 
        deposits and other assets
         20,737,000 20,272,000 17,905,000 9,873,000 8,101,000 10,779,000 6,170,000 5,949,000 6,006,000 6,661,000 7,103,000 8,324,000 9,709,000 10,452,000 12,722,000 10,740,000 10,625,000 10,745,000 11,277,000 12,403,000 11,615,000 11,284,000 12,821,000 13,001,000 11,718,000 10,619,000 9,218,000 8,013,000 7,691,000 7,137,000 7,211,000 7,057,000 4,224,000 4,017,000 4,750,000 5,220,000 4,232,000 4,240,000 4,268,000 4,198,000 4,358,000 4,304,000 9,436,000 11,913,000 14,817,000 49,315,000 98,209,000 96,894,000 95,757,000 67,850,000 65,321,000 66,167,000 74,859,000 67,687,000 71,151,000 94,036,000 19,084,000 19,636,000 21,448,000 23,949,000 36,640,000 46,528,000 28,654,000 
        other assets:
                                                                        
        intangible assets, net of accumulated amortization of 290, 284 and 266 as of april 2, 2023, january 1, 2023 and april 3, 2022, respectively
          344,158,000                                                              
        total other assets
          1,182,654,000 1,183,289,000 1,193,137,000 1,196,563,000 1,203,587,000 1,201,628,000 1,204,809,000 1,209,031,000 1,211,740,000 1,214,664,000 1,217,774,000 1,220,864,000 1,212,613,000 1,222,304,000 1,222,941,000 1,227,681,000 1,224,050,000 1,021,717,000 1,023,463,000 1,023,553,000 995,168,000 997,647,000 998,760,000 998,296,000 998,103,000 997,626,000 1,001,249,000 1,001,458,000 1,001,539,000 1,002,309,000 1,020,961,000 1,019,903,000 1,013,311,000 1,015,889,000 1,018,008,000 1,018,793,000 1,020,277,000 1,022,273,000 28,562,000 29,616,000 30,330,000 37,430,000 49,102,000 54,776,000 90,442,000 141,600,000 111,355,000 111,306,000 84,451,000 101,976,000 113,422,000 125,654,000 117,581,000 121,720,000 145,656,000 65,202,000 68,035,000 72,854,000 63,716,000 80,537,000 96,875,000 83,716,000 
        accrued insurance reserves
          34,032,000 34,053,000 44,563,000 37,017,000 32,423,000 32,182,000 29,259,000 26,998,000 27,568,000 31,060,000 31,592,000 31,076,000 33,223,000 35,376,000 37,108,000 35,542,000 36,198,000 39,183,000 40,644,000 38,827,000 38,074,000 39,347,000 36,180,000 40,803,000 42,540,000 42,443,000 42,989,000 42,287,000 39,910,000 40,796,000 41,689,000 39,238,000 39,730,000 41,276,000 48,572,000 47,981,000 47,195,000 50,771,000 42,053,000 34,018,000 34,629,000 33,902,000 36,965,000 35,108,000 38,094,000 34,637,000 18,448,000 16,468,000 12,850,000 32,956,000 33,929,000 37,155,000 36,529,000 36,309,000 45,501,000 41,614,000 41,395,000 37,969,000 35,775,000   21,551,000 
        total noncurrent liabilities
          2,639,853,000 2,660,686,000 2,641,666,000 2,611,213,000 2,955,476,000 2,965,484,000 2,984,709,000 2,950,372,000 2,921,045,000 2,955,457,000 2,969,301,000 3,015,311,000 2,659,132,000 2,729,668,000 2,699,858,000 2,665,848,000 2,433,642,000 2,266,790,000 2,236,396,000 2,196,053,000 2,142,163,000 2,169,517,000 2,250,704,000 2,163,470,000 1,734,986,000 1,872,334,000 1,904,221,000 1,856,091,000 1,667,945,000 1,696,445,000 1,820,796,000 1,764,724,000 1,598,216,000 1,641,808,000 1,690,036,000 1,647,500,000 1,585,638,000 1,580,098,000                         
        intangible assets, net of accumulated amortization of 278, 261 and 255 as of october 2, 2022, january 2, 2022 and october 3, 2021, respectively
            344,170,000                                                            
        intangible assets, net of accumulated amortization of 272, 261 and 249 as of july 3, 2022, january 2, 2022 and july 4, 2021, respectively
             344,176,000                                                           
        intangible assets, net of accumulated amortization of 266, 261 and 244 as of april 3, 2022, january 2, 2022 and april 4, 2021, respectively
              344,182,000                                                          
        intangible assets, net of accumulated amortization of 255, 238 and 24,232 as of october 3, 2021, december 31, 2020 and september 30, 2020, respectively
                344,193,000                                                        
        intangible assets, net of accumulated amortization of 249, 238 and 24,227 as of july 4, 2021, december 31, 2020 and june 30, 2020, respectively
                 344,187,000                                                       
        intangible assets, net of accumulated amortization of 244, 238 and 23,824 as of april 4, 2021, december 31, 2020 and march 31, 2020, respectively
                  344,192,000                                                      
        intangible assets, net of accumulated amortization of 24,232, 23,224 and 22,623 as of september 30, 2020, december 31, 2019 and september 30, 2019, respectively
                    344,203,000                                                    
        intangible assets, net of accumulated amortization of 24,227, 23,224 and 22,023 as of june 30, 2020, december 31, 2019 and june 30, 2019, respectively
                     344,209,000                                                   
        intangible assets, net of accumulated amortization of 23,824 and 23,224 as of march 31, 2020 and december 31, 2019, respectively
                      344,611,000                                                  
        short-term operating lease liabilities
                          10,240,000                                              
        long-term operating lease liabilities
                          196,485,000                                              
        intangible assets, net of accumulated amortization of 22,623 and 21,133 as of september 30, 2019 and december 31, 2018, respectively
                        345,812,000                                                
        intangible assets, net of accumulated amortization of 22,023 and 21,133 as of june 30, 2019 and december 31, 2018, respectively
                         346,413,000                                               
        intangible assets, net of accumulated amortization of 21,422 and 21,133 as of march 31, 2019 and december 31, 2018, respectively
                          347,014,000                                              
        park admissions
                          66,080,000 810,064,000                                             
        park food, merchandise and other
                          38,978,000 553,527,000                                             
        sponsorship, international agreements and accommodations
                          23,135,000 100,116,000 35,891,000                                            
        total revenues
                          128,193,000  619,820,000 445,420,000 128,964,000  580,418,000 422,372,000                                       
        operating expenses
                          114,522,000 574,724,000 188,704,000 163,964,000 102,500,000 509,123,000 166,662,000 145,768,000                           419,250,000            
        selling, general and administrative expenses
                          40,110,000 132,168,000 65,783,000 68,786,000 40,938,000 158,498,000                                         
        costs of products sold
                          10,275,000 121,803,000 50,081,000 39,520,000 10,463,000 110,374,000 45,951,000 37,489,000                           86,457,000            
        other net periodic pension benefit
                          -1,055,000 -5,169,000 -1,290,000 -1,277,000 -1,277,000                                          
        depreciation
                          28,470,000 113,246,000 29,008,000 27,309,000 28,018,000 109,206,000 27,962,000 26,171,000                           138,406,000            
        amortization
                          603,000 2,447,000 612,000 612,000 611,000 2,465,000 571,000 651,000                           1,203,000            
        loss on disposal of assets
                          1,136,000 1,879,000 386,000 254,000 1,911,000 3,959,000 2,010,000 1,657,000                           17,692,000            
        interest expense
                          28,630,000 108,034,000 27,142,000 27,556,000 26,122,000 99,766,000 25,892,000 27,213,000                           185,370,000            
        interest income
                          -282,000 -791,000 -157,000 -76,000 -237,000 -756,000 -171,000 -57,000                                       
        other income
                          -427,000 3,508,000 -130,000 354,000 1,935,000 271,000 375,000 568,000                           14,627,000            
        income before income taxes
                          -93,789,000 411,858,000 259,681,000 118,418,000 -82,020,000 329,052,000 299,595,000 107,685,000                                       
        income tax benefit
                          -24,657,000    -19,675,000                                          
        net income
                          -69,132,000 316,003,000 204,421,000 94,505,000 -62,345,000 313,026,000 200,930,000 71,631,000                           -119,817,000            
        weighted-average common shares outstanding - basic and diluted:
                          84,126,000                                              
        net income per average common share outstanding - basic and diluted:
                          -820                                              
        cash dividends declared per common share
                          820 3,160 780 780 780 2,620 640 640                                       
        total liabilities and deficit
                           2,517,328,000  2,610,392,000 2,443,991,000 2,456,676,000 2,528,288,000 2,543,687,000 2,429,379,000                                      
        total revenue
                           1,463,707,000    1,359,074,000                             1,021,298,000            
        loss on debt extinguishment
                               37,116,000  37,109,000                                       
        income tax expense
                           95,855,000 55,260,000 23,913,000  16,026,000 98,665,000 36,054,000                           116,630,000            
        less: net income attributable to noncontrolling interests
                           -40,007,000 -20,004,000 -20,003,000  -39,210,000 -19,605,000 -19,605,000                                       
        net income attributable to six flags entertainment corporation
                           275,996,000 184,417,000 74,502,000  273,816,000 181,325,000 52,026,000                                       
        weighted-average common shares outstanding:
                                                                        
        basic:
                           84,100,000 84,143,000 83,666,000  86,802,000                                         
        diluted:
                           85,445,000 85,516,000 85,072,000  88,494,000                                         
        net income per average common share:
                                                                        
        intangible assets, net of accumulated amortization of 20,537 and 19,584 as of september 30, 2018 and december 31, 2017, respectively
                            349,720,000                                            
        theme park admissions
                            350,977,000 240,471,000 66,321,000 741,275,000 331,244,000 221,913,000                           534,777,000            
        theme park food, merchandise and other
                            232,952,000 176,055,000 42,246,000 524,582,000 223,861,000 174,012,000                           427,492,000            
        intangible assets, net of accumulated amortization of 19,920 and 19,584 as of june 30, 2018 and december 31, 2017, respectively
                             350,298,000                                           
        liabilities and deficit
                                                                        
        sponsorship, licensing and accommodations
                             28,894,000                                           
        intangible assets, net of accumulated amortization of 20,260 and 19,584 as of march 31, 2018 and december 31, 2017, respectively
                              350,945,000                                          
        sponsorship, licensing and other fees
                              16,092,000 78,096,000 20,798,000 22,706,000                           59,029,000            
        accommodations revenue
                              4,305,000 15,121,000 4,515,000 3,741,000                                       
        weighted-average common shares outstanding — basic and diluted:
                              84,457,000                                          
        net income per average common share outstanding — basic and diluted:
                              -740                                          
        restricted-use investment securities
                                1,820,000 2,784,000 4,088,000 3,926,000 3,840,000 3,518,000 3,195,000 3,036,000 2,715,000 2,928,000 2,616,000 2,471,000 2,162,000 1,981,000 1,672,000 1,823,000 1,527,000 1,353,000 1,052,000 15,520,000 465,000 1,260,000 2,816,000 2,626,000 2,706,000 2,340,000 2,646,000 6,778,000 16,061,000 16,039,000 14,955,000 12,581,000 12,428,000 11,226,000 11,091,000 11,001,000   134,508,000 317,913,000 
        intangible assets, net of accumulated amortization of 19,137 and 17,135 as of september 30, 2017 and december 31, 2016, respectively
                                352,221,000                                        
        selling, general and administrative
                                11,571,000 38,118,000                           214,340,000            
        weighted-average number of common shares outstanding:
                                                                        
        weighted-average common shares outstanding — basic:
                                84,480,000 87,136,000                                       
        weighted-average common shares outstanding — diluted:
                                85,876,000 88,832,000                                       
        net income per average common share outstanding:
                                                                        
        net income per average common share outstanding — basic:
                                2,150 600                                       
        net income per average common share outstanding — diluted:
                                2,110 590                                       
        intangible assets, net of accumulated amortization of 18,568 and 17,135 as of june 30, 2017 and december 31, 2016, respectively
                                 352,741,000                                       
        intangible assets, net of accumulated amortization of 17,875 and 17,135 as of march 31, 2017 and december 31, 2016, respectively
                                  353,347,000                                      
        liabilities and equity
                                                                        
        stockholders' equity
                                                                        
        total stockholders' (deficit) equity
                                   -186,490,000 -18,400,000 -92,145,000 -73,186,000                                  
        total liabilities and equity
                                   2,487,672,000 2,648,792,000 2,590,293,000 2,393,355,000 2,428,440,000 2,720,459,000 2,698,296,000 2,480,428,000 2,534,919,000 2,748,769,000 2,728,839,000 2,535,661,000 2,607,814,000 2,746,331,000 2,773,967,000 2,654,195,000 2,524,493,000 2,704,904,000 2,630,148,000                   
        intangible assets, net of accumulated amortization of 16,542 and 14,676 as of september 30, 2016 and december 31, 2015, respectively
                                    354,661,000                                    
        deferred income
                                    147,732,000 174,625,000 130,240,000 97,334,000 115,450,000 148,985,000 98,939,000 71,598,000 91,031,000 128,909,000 85,125,000 60,443,000 76,280,000 129,532,000 91,653,000 64,858,000 86,773,000 54,913,000 38,821,000 80,327,000 53,240,000 36,561,000 62,727,000 38,125,000 17,594,000 70,701,000 43,979,000 21,280,000 65,620,000 32,406,000 11,159,000 23,852,000 63,596,000 7,289,000 9,392,000 19,068,000 
        intangible assets, net of accumulated amortization of 15,936 and 14,676 as of june 30, 2016 and december 31, 2015, respectively
                                     355,214,000                                   
        intangible assets, net of accumulated amortization of 15,344 and 14,676 as of march 31, 2016 and december 31, 2015, respectively
                                      355,872,000                                  
        stockholders' equity:
                                                                        
        total stockholders' equity
                                       24,216,000 161,210,000 135,475,000 124,588,000 223,895,000 348,763,000 303,491,000 273,168,000                          
        intangible assets, net of accumulated amortization of 14,042 and 12,214 as of september 30, 2015 and december 31, 2014, respectively
                                        357,130,000                                
        intangible assets, net of accumulated amortization of 13,472 and 12,214 as of june 30, 2015 and december 31, 2014, respectively
                                         357,926,000                               
        intangible assets, net of accumulated amortization of 12,834 and 12,214 as of march 31, 2015 and december 31, 2014, respectively
                                          358,556,000                              
        intangible assets, net of accumulated amortization of 11,632 and 9,669 as of september 30, 2014 and december 31, 2013, respectively
                                            360,127,000                            
        accumulated other comprehensive income, net of tax
                                            -35,514,000                            
        (accumulated deficit) retained earnings
                                               -438,825,000 -403,337,000                        
        total six flags entertainment corporation stockholders' equity
                                               373,337,000                         
        noncontrolling interests
                                                70,000 4,320,000 4,348,000 3,736,000 4,427,000 4,373,000 5,346,000 4,980,000 5,100,000                
        total equity
                                               373,337,000 404,526,000 407,330,000 424,335,000 636,692,000 730,363,000 710,178,000                   
        stockholders’ equity:
                                                                        
        total six flags entertainment corporation stockholders’ equity
                                                404,456,000 403,010,000 419,987,000 632,956,000 725,936,000 705,805,000 956,074,000 813,980,000                 
        less accumulated depreciation
                                                      66,552,000 27,072,000 1,219,754,000 1,190,553,000 1,152,785,000 1,122,819,000 1,094,466,000 1,051,899,000 1,019,420,000 976,447,000 959,778,000 924,869,000 902,476,000 999,220,000 961,883,000 938,754,000 854,555,000 900,534,000 
        retained earnings
                                                      144,887,000 11,026,000                 
        accumulated other comprehensive income
                                                    469,000  175,000       23,385,000          34,667,000 
        equity:
                                                                        
        assets held for sale
                                                       681,000 1,278,000         4,998,000 6,718,000 26,700,000 26,700,000 77,600,000   
        liabilities and stockholders’ equity
                                                                        
        mandatory redeemable preferred stock
                                                                        
        stockholders’ equity
                                                                        
        new common stock, 0.025 par value, 60,000,000 shares authorized and 27,844,503 shares issued and outstanding at september 30, 2010
                                                      696,000                  
        old common stock, 0.025 par value, 210,000,000 shares authorized and 98,325,936 shares issued and outstanding at december 31, 2009
                                                                        
        total stockholders’ equity
                                                      961,420,000 818,960,000        250,646,000 160,371,000 201,963,000 376,140,000 578,065,000 413,797,000 694,208,000 826,065,000 1,362,050,000 
        total liabilities and stockholders’ equity
                                                      2,861,121,000 2,834,717,000        3,109,016,000 3,112,082,000 3,202,271,000 3,187,616,000 3,387,689,000 3,435,465,000 3,493,119,000 3,642,227,000  
        liabilities from discontinued operations
                                                       5,409,000  3,000,000 1,400,000 1,400,000 1,400,000 1,400,000    3,383,000 1,970,000      
        new common stock, 0.025 par value, 60,000,000 shares authorized and 27,388,889 shares issued and outstanding at june 30, 2010
                                                       685,000                 
        liabilities and stockholders’ deficit
                                                                        
        liabilities not subject to compromise:
                                                                        
        total current liabilities not subject to compromise
                                                        553,946,000 437,416,000 448,661,000  442,845,000            
        total liabilities not subject to compromise
                                                        1,543,471,000 1,485,369,000 1,506,813,000  2,689,852,000            
        liabilities subject to compromise
                                                        1,741,971,000 1,699,609,000 1,399,372,000              
        stockholders’ deficit:
                                                                        
        preferred stock of 1.00 par value
                                                                        
        total six flags entertainment corporation stockholders’ deficit
                                                                        
        total stockholders’ deficit
                                                                        
        total liabilities and stockholders’ deficit
                                                        2,883,902,000 3,075,739,000 2,957,023,000 2,907,335,000 3,030,129,000 3,044,960,000 2,942,948,000          
        mandatorily redeemable preferred stock
                                                          313,311,000 307,875,000 302,382,000 286,186,000 285,905,000 285,342,000 285,060,000 284,779,000 284,497,000 284,216,000 283,934,000 283,371,000 282,245,000 281,119,000 
        equity in (income) loss of partnerships
                                                            806,000            
        net (gain) loss on debt extinguishment
                                                                        
        income from continuing operations before reorganization items, income taxes and discontinued operations
                                                            53,232,000            
        reorganization items
                                                                        
        income from continuing operations before income taxes and discontinued operations
                                                            53,232,000            
        income from continuing operations before discontinued operations
                                                                        
        discontinued operations
                                                                        
        net income attributable to six flags, inc.
                                                            -119,817,000            
        net income applicable to six flags, inc. common stockholders
                                                            -141,787,000            
        weighted-average number of common shares outstanding - basic and diluted:
                                                            96,950,000            
        income from continuing operations applicable to six flags, inc. common stockholders
                                                            -1.3            
        discontinued operations applicable to six flags, inc. common stockholders
                                                                        
        amounts attributable to six flags, inc.:
                                                                        
        income from continuing operations
                                                            -104,126,000            
        redeemable minority interests
                                                             434,360,000 414,753,000          
        minority interest
                                                               53,470,000 60,437,000 36,944,000 49,995,000 74,413,000 66,001,000 56,277,000 60,911,000 64,793,000 
        accrued compensation, payroll taxes, and benefits
                                                                     17,101,000 8,652,000 12,703,000 
        accrued insurance
                                                                     32,826,000 22,830,000  
        debt called for prepayment
                                                                      123,068,000 301,200,000 
        preferred stock of 1.00 par value, 5,000,000 shares authorized; 11,500 issued and outstanding
                                                                        
        common stock of .025 par value, 210,000,000 shares authorized and 93,201,528 and 93,041,528 shares issued and outstanding in 2005 and 2004, respectively
                                                                     2,330,000   
        deferred compensation
                                                                        
        common stock of .025 par value, 150,000,000 shares authorized, 93,041,528 and 92,616,528 shares issued and outstanding in 2004 and 2003, respectively
                                                                      2,326,000  
        liabilities & stockholders’ equity
                                                                        
        common stock of .025 par value 150,000,000 shares authorized, 92,616,528 shares issued and outstanding
                                                                       2,315,000 
        total liabilities & stockholders’ equity
                                                                       4,674,716,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2024-03-31 2023-12-31 2023-10-01 2023-07-02 2023-04-02 2023-01-01 2022-10-02 2022-07-03 2022-04-03 2022-01-02 2021-10-03 2021-07-04 2021-04-04 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 2011-06-30 2011-03-31 
                                                    
          cash flows from operating activities:
                                                    
          net income
        -82,726,000 -22,428,000 134,467,000 44,320,000 -69,859,000 13,369,000 138,155,000 67,717,000 -65,662,000 -1,999,000 178,124,000 91,403,000 -95,839,000 -85,768,000 -95,528,000 -116,250,000 -84,546,000 -11,155,000 200,209,000 99,896,000 -69,132,000 79,422,000 204,421,000 94,505,000 -62,345,000 98,013,000 200,930,000 71,631,000 -57,548,000 1,868,000 121,694,000 80,100,000 -46,935,000 2,184,000 176,383,000 84,614,000 -70,326,000 -34,117,000 124,040,000 85,312,000 -61,201,000 13,309,000   
          adjustments to reconcile net income to net cash from operating activities:
                                                    
          depreciation and amortization
        29,500,000 29,120,000 27,942,000 28,910,000 29,114,000 30,352,000 30,186,000 27,537,000 29,049,000 29,496,000 28,053,000 28,052,000 28,833,000 31,290,000 28,785,000 29,434,000 30,664,000 29,197,000 30,685,000 29,275,000 29,073,000 29,523,000 29,620,000 27,921,000 28,629,000 29,025,000 28,533,000 26,822,000 27,291,000 27,548,000 27,393,000 25,924,000 26,028,000 28,686,000 26,348,000 25,582,000 26,795,000 27,105,000 27,132,000 26,176,000 27,694,000 30,868,000   
          stock-based compensation
        2,347,000 2,369,000 3,525,000 2,179,000 3,314,000 -1,451,000 1,676,000 3,223,000 4,225,000 3,948,000 7,876,000 3,001,000 6,637,000 1,323,000 7,907,000 6,020,000 4,280,000 1,927,000 3,903,000 3,553,000 3,891,000 -77,456,000 10,183,000 16,036,000 4,553,000 16,358,000 -35,740,000 -15,305,000 11,990,000 20,095,000 89,994,000 4,244,000 2,006,000 19,715,000 9,803,000 4,408,000 22,307,000 50,771,000 78,168,000 5,740,000 5,359,000 5,538,000   
          interest accretion on notes payable
        211,000 208,000 205,000 233,000 278,000 278,000 278,000 277,000 278,000 277,000 277,000 277,000 277,000 276,000 276,000 285,000 320,000 322,000 324,000 326,000 338,000 337,000 337,000 335,000 335,000 333,000 333,000 298,000 92,000 91,000 90,000 115,000 117,000 117,000 115,000 314,000 310,000 308,000 306,000 305,000 302,000 318,000   
          amortization of debt issuance costs
        1,155,000 1,217,000 1,250,000 1,323,000 1,566,000 1,566,000 1,566,000 1,987,000 1,978,000 1,978,000 1,977,000 1,978,000 1,978,000 1,977,000 2,091,000 1,611,000 856,000 860,000 831,000 865,000 1,007,000 1,007,000 1,006,000 1,004,000 962,000 960,000 960,000 970,000 1,171,000 1,172,000 1,173,000 1,092,000 1,066,000 1,067,000 1,068,000 1,195,000 1,188,000 1,189,000 1,178,000 1,190,000 1,191,000 1,079,000   
          loss on disposal of assets
        1,394,000 9,648,000                                           
          deferred income tax benefit
        -26,970,000    -20,672,000                                        
          other
        -1,651,000 -454,000                                           
          changes in operating assets and liabilities:
                                                    
          decrease in accounts receivable - trade
        8,861,000                                            
          increase in inventories, prepaid expenses and other current assets
        -29,608,000  14,341,000 -6,808,000 -18,672,000          1,413,000 2,002,000 -30,794,000 4,479,000 17,570,000 -9,611,000 -27,147,000 20,845,000 2,503,000 -1,402,000 -25,715,000 9,527,000 17,507,000 -4,178,000 -24,703,000 12,312,000 12,590,000 -5,130,000 -24,720,000  13,886,000 -9,039,000 -14,299,000 12,446,000 4,386,000 -3,078,000 -19,498,000 5,760,000   
          increase in deposits and other assets
        -1,307,000 3,324,000 2,061,000                       172,000 -1,284,000 -1,095,000 -1,390,000 -1,206,000 -324,000   -154,000    467,000       
          increase in rou operating leases
        -11,328,000                                            
          increase in accounts payable, deferred revenue and accrued liabilities and other long-term liabilities
        49,995,000                                            
          increase in operating lease liabilities
        15,605,000                                            
          increase in accrued interest payable
        14,048,000              9,258,000                       10,447,000 -10,327,000 10,383,000 -10,559,000 10,549,000   
          net cash from operating activities
        -30,474,000 10,215,000 162,629,000 140,898,000 -56,269,000 75,549,000 130,575,000 118,949,000 -55,712,000 28,966,000 176,606,000 209,731,000 -80,398,000 -36,916,000 -43,261,000 -50,316,000 -60,387,000 69,708,000 214,668,000 167,020,000 -40,823,000 71,121,000 207,320,000 157,498,000 -22,807,000 65,411,000 246,790,000 193,454,000 -60,588,000 88,481,000 236,176,000 191,583,000 -53,005,000 88,352,000 240,521,000 197,383,000 -52,495,000  211,944,000 177,205,000 -59,894,000    
          capital expenditures
        -37,218,000 -61,443,000 -42,241,000 -42,642,000 -25,488,000 -38,551,000 -19,032,000 -26,935,000 -32,071,000 -59,927,000 -19,565,000 -19,117,000 -23,133,000 -7,918,000 -17,337,000 -22,165,000 -53,458,000 -20,251,000 -26,900,000 -48,679,000 -48,083,000 -23,382,000 -21,709,000 -48,050,000 -42,483,000 -18,671,000 -19,348,000 -45,566,000 -51,634,000 -28,024,000 -20,219,000 -38,130,000 -42,885,000 -22,978,000 -21,144,000 -36,216,000 -34,032,000  -14,113,000 -39,466,000 -42,289,000    
          free cash flows
        -67,692,000 -51,228,000 120,388,000 98,256,000 -81,757,000 36,998,000 111,543,000 92,014,000 -87,783,000 -30,961,000 157,041,000 190,614,000 -103,531,000 -44,834,000 -60,598,000 -72,481,000 -113,845,000 49,457,000 187,768,000 118,341,000 -88,906,000 47,739,000 185,611,000 109,448,000 -65,290,000 46,740,000 227,442,000 147,888,000 -112,222,000 60,457,000 215,957,000 153,453,000 -95,890,000 65,374,000 219,377,000 161,167,000 -86,527,000  197,831,000 137,739,000 -102,183,000    
          cash flows from investing activities:
                                                    
          additions to property and equipment
        -37,218,000 -61,443,000 -42,241,000 -42,642,000 -25,488,000 -38,551,000 -19,032,000 -26,935,000 -32,071,000 -59,927,000 -19,565,000 -19,117,000 -23,133,000 -7,918,000 -17,337,000 -22,165,000 -53,458,000 -20,251,000 -26,900,000 -48,679,000 -48,083,000 -23,382,000 -21,709,000 -48,050,000 -42,483,000 -18,671,000 -19,348,000 -45,566,000 -51,634,000 -28,024,000 -20,219,000 -38,130,000 -42,885,000 -22,978,000 -21,144,000 -36,216,000 -34,032,000 -12,792,000 -14,113,000 -39,466,000 -42,289,000 -12,671,000   
          property insurance recoveries
         608,000 481,000 425,000 991,000 583,000 3,081,000     472,000 2,042,000 2,100,000 1,013,000 624,000          -23,000 343,000  173,000  38,000 241,000 169,000    
          proceeds from asset sales
        227,000                                            
          net cash from investing activities
        -36,991,000 -60,955,000 -42,241,000 -42,034,000 -25,007,000 -38,126,000 -18,041,000 -26,352,000 -28,990,000 -59,920,000 -19,572,000 -19,109,000 -23,100,000 -448,000 -17,337,000 -21,693,000 -51,416,000 -17,125,000 -26,880,000 -47,662,000 -47,459,000 -20,866,000 -21,686,000 -67,095,000 -42,465,000 -15,732,000 -18,383,000 -44,262,000 -51,786,000 -28,102,000 -20,014,000 -38,275,000 -41,350,000 -18,339,000 -20,819,000 -36,480,000 -34,030,000 -12,835,000 -4,068,000 -39,493,000 -41,932,000 -12,845,000   
          cash flows from financing activities:
                                                    
          repayment of borrowings
        -10,000,000 -30,000,000 -105,000,000 -1,018,623,000 -10,000,000 -10,000,000 -90,000,000   -2,000,000 -409,000,000 -117,510,000 -2,000,000 -2,000,000 -773,750,000 -25,000,000 -17,000,000 -134,000,000 -116,000,000 -7,000,000 -28,867,000 -910,143,000 -10,151,000 -264,000 -136,000 -262,139,000 -70,887,000 -7,880,000 -1,877,000 -674,219,000 -26,589,000 -1,576,000 -1,573,000 -1,577,000 -1,582,000 -1,567,000   
          proceeds from borrowings
        60,000,000 121,000,000 25,000,000 918,984,000 80,000,000   2,000,000 779,000,000 105,000,000 823,000,000 147,000,000 60,000,000 15,000,000 119,000,000 162,000,000 1,243,000,000 70,000,000 170,000 340,000,000 141,000,000 6,000,000 723,250,000 105,000,000      8,000,000 
          payment of debt issuance costs
         143,000 -527,000 -18,324,000 -970,000         -2,716,000 -809,000   -984,000   -293,000 -500,000 -74,000   -541,000 -508,000   -18,000 -1,905,000       -2,396,000   
          payment of tax withholdings on equity-based compensation through shares withheld
        -120,000 -8,248,000                                           
          reduction in finance lease liability
        -260,000 -249,000                                           
          net cash from financing activities
        49,620,000 58,879,000 -104,643,000 -118,679,000 68,679,000 -31,529,000 -114,211,000 -269,099,000 81,000 -23,287,000 -19,787,000 -868,000 8,798,000 -21,802,000 -22,373,000 344,358,000 -33,462,000 -91,336,000 -89,118,000 -26,314,000 63,761,000 -72,573,000 -187,495,000 -52,338,000 18,924,000 -52,426,000 -213,911,000 -113,305,000 2,766,000 -159,978,000 -139,365,000 -10,195,000 16,792,000 -180,558,000 -161,243,000 -21,992,000 30,305,000 -138,164,000 -158,760,000 -43,413,000 -44,815,000 -82,127,000   
          effect of exchange rate on cash
        962,000 2,683,000 -562,000 6,646,000 -2,776,000 914,000 189,000 -899,000 1,239,000 -31,000 -277,000 228,000 -155,000 3,019,000 922,000 796,000 -6,103,000 1,135,000 -671,000 320,000 347,000 -1,631,000 1,793,000 -2,495,000 1,907,000 -2,440,000 -92,000 1,391,000 3,224,000 -1,773,000 -1,588,000 -2,153,000 391,000 -523,000 -2,416,000 -474,000 -1,316,000 -2,962,000 -1,581,000 558,000 -284,000 -371,000  1,055,000 
          net decrease in cash and cash equivalents
        -16,883,000                -151,368,000    -24,174,000  -68,000 35,570,000 -44,441,000    -106,384,000    -77,172,000    -57,536,000  47,535,000 94,857,000 -146,925,000    
          cash and cash equivalents at beginning of period
        77,585,000 80,122,000 335,585,000 157,760,000 174,179,000 44,608,000 77,496,000 137,385,000 99,760,000 73,884,000 169,310,000 187,061,000 
          cash and cash equivalents at end of period
        60,702,000 10,822,000 15,183,000 -13,169,000 64,749,000 6,808,000 -1,488,000 -177,401,000 252,203,000 -54,272,000 136,970,000 189,982,000 62,905,000 -56,147,000 -82,049,000 273,145,000 22,811,000 -37,618,000 97,999,000 93,364,000 20,434,000 -23,949,000 -68,000 35,570,000 33,055,000 -5,187,000 14,404,000 37,278,000 31,001,000 -101,372,000 75,209,000 140,960,000 22,588,000 -111,068,000 56,043,000 138,437,000 16,348,000 -90,893,000 47,535,000 94,857,000 22,385,000 -31,652,000 63,386,000 78,738,000 
          supplemental cash flow information
                                                    
          cash paid for interest
        27,508,000 55,053,000 26,487,000 36,822,000 46,209,000 20,774,000 30,778,000 42,984,000 52,157,000 12,707,000 27,066,000 43,918,000 63,937,000 19,897,000 26,880,000 20,475,000 31,987,000 21,245,000 33,061,000 28,384,000 31,708,000 16,441,000 30,894,000 21,108,000 29,859,000 18,925,000 30,021,000 11,109,000 35,990,000 5,650,000 26,856,000 7,989,000 28,825,000 7,572,000 28,585,000 6,975,000 27,686,000 6,487,000 27,376,000 5,968,000 27,314,000 6,857,000 14,249,000 7,279,000 
          cash paid for income taxes
        3,743,000 7,065,000 7,281,000 6,581,000 311,000 7,055,000 1,921,000 776,000 885,000 10,495,000 219,000 296,000 268,000 1,321,000 2,270,000 367,000 1,959,000 3,256,000 7,546,000 12,097,000 5,310,000 5,350,000 9,827,000 7,838,000 6,994,000 3,294,000 5,320,000 3,197,000 2,662,000 3,267,000 3,327,000 4,694,000 5,979,000 6,436,000 3,606,000 1,098,000 3,835,000 4,144,000 6,290,000   2,321,000 2,082,000 2,962,000 
          loss on debt extinguishment
                 5,087,000 1,019,000 253,000       7,000   558,000            
          deferred income taxes expense
                                                    
          loss on impairment of park assets
                                                    
          increase in accounts receivable
                          -19,361,000   55,374,000 -31,999,000   36,165,000 -27,000   43,301,000 -9,845,000   44,041,000 -17,031,000   51,155,000 -19,370,000   42,835,000   
          increase inventories, prepaid expenses and other current assets
                                                    
          decrease in rou operating leases
         3,065,000                   3,823,000                        
          increase in accounts payable, deferred revenue, accrued liabilities and other long-term liabilities
           92,647,000 12,070,000          28,450,000 39,341,000 1,223,000 -77,738,000 -59,145,000 98,756,000 22,655,000 -82,536,000 -44,575,000 70,411,000 42,950,000 -48,373,000 -51,725,000 80,665,000 24,911,000                
          decrease in operating lease liabilities
         1,700,000                   -836,000                        
          decrease in accrued interest payable
           5,688,000 -10,957,000            -5,715,000    -4,422,000    -5,034,000    -16,036,000    -10,421,000    -10,473,000        
          purchase of identifiable intangible assets
                                       -29,000     
          proceeds from sale of assets
                 7,000 5,000 8,000 33,000     1,026,000 20,000   16,000 23,000 14,000 18,000 596,000 1,000 10,000 8,000 652,000 201,000 1,351,000 4,960,000 112,000 48,000 3,000 -136,000 157,000 90,000 37,000 122,000   
          stock repurchases
                          -4,000 -29,998,000 -46,000 -5,000 -80,941,000 -120,056,000 -359,386,000 -20,000,000 -92,088,000 -75,572,000 -32,783,000 -11,308,000 -121,674,000 -102,204,000 -12,757,000 -8,479,000 -76,761,000 -111,001,000 -2,797,000 -4,794,000 -19,940,000   
          payment of cash dividends
             -1,000 -196,000 11,000 -14,000 -34,000 -569,000 -9,000 -201,000 -2,000 -1,079,000 -51,000 -21,367,000 -70,211,000 -70,481,000 -69,166,000 -69,093,000 -68,799,000 -66,899,000 -65,322,000 -66,024,000 -59,067,000 -54,750,000 -54,738,000 -58,546,000 -58,816,000 -54,561,000 -53,827,000 -53,110,000 -53,095,000 -49,672,000 -49,414,000 -48,776,000 -48,525,000 -46,239,000 -44,594,000 -44,942,000 -44,728,000   
          proceeds from issuance of common stock
                            10,858,000  18,453,000 10,635,000 11,389,000  9,441,000 5,352,000 21,463,000  10,625,000 4,006,000 11,097,000  13,497,000 2,693,000 9,149,000  19,059,000 5,574,000 6,503,000    
          redemption premium payments on debt extinguishment
                                                    
          purchase of redeemable non-controlling interest
                                                    
          distributions to non-controlling interests
                                                    
          net increase in cash and cash equivalents
                     -56,147,000 -82,049,000   -37,618,000 97,999,000        14,404,000    75,209,000    56,043,000          
          rides and attractions
                                                    
          land improvements
                                                    
          buildings and improvements
                                                    
          furniture and equipment
                                                    
          deferred income tax expense
                                                 -28,514,000   
          increase in accounts receivable - trade
                                                    
          purchase of redeemable noncontrolling interest
                                           
          distributions to noncontrolling interests
                                                    
          net income attributable to six flags entertainment corporation
                                                    
          weighted-average common shares outstanding - basic:
                                                    
          effect of dilutive stock options and restricted stock units
                                                    
          weighted-average common shares outstanding - diluted:
                                                    
          earnings per share - basic:
                                                    
          earnings per share - diluted:
                                                    
          gain on disposal of assets
           2,550,000 2,435,000                                        
          deferred income tax (benefit) expense
                                                    
          ​
                                                    
          net change in cash and cash equivalents
           -13,169,000 -15,373,000  -1,488,000 -177,401,000 -83,382,000  136,970,000 189,982,000 -94,855,000                                
          decrease in accounts receivable
            7,426,000            35,159,000    22,544,000    14,253,000    14,276,000    3,682,000    12,759,000        
          decrease (increase) in deposits and other assets
            2,834,000                 1,118,000 -778,000 -257,000 1,550,000                28,000    
          other, including loss on disposal of assets
                     -14,336,000    -4,802,000 3,924,000 -1,204,000 1,053,000 -5,181,000 82,000   4,852,000 1,406,000 2,021,000 -1,404,000 -1,727,000    12,764,000 2,550,000 1,716,000 248,000 7,926,000 3,375,000 -11,170,000 1,541,000    
          change in accounts receivable
             23,129,000 -1,808,000 15,792,000 11,535,000 39,835,000 -12,887,000 -78,296,000 -9,897,000                                
          change inventories, prepaid expenses and other current assets
                                                    
          change in deposits and other assets
             -8,023,000 -1,769,000 2,672,000 -4,600,000 -223,000 48,000 663,000 436,000                                
          change in rou operating leases
                                                    
          change in accounts payable, deferred revenue, accrued liabilities and other long-term liabilities
             -17,311,000 -73,286,000 4,197,000 6,815,000 -81,664,000 -81,524,000 133,120,000 42,146,000                                
          change in operating lease liabilities
                                                    
          change in accrued interest payable
             11,868,000 1,903,000 -8,504,000 -17,337,000 17,334,000 7,931,000 -8,001,000 -26,894,000                                
          1.
                                                    
          other, including (gain) loss on disposal of assets
              8,165,000    -165,000      1,546,000               1,646,000 -1,789,000            
          change in inventories, prepaid expenses and other current assets
              -8,845,000 -23,186,000 -11,512,000  6,940,000 6,486,000 3,907,000                                
          deferred income taxes
              42,708,000 19,073,000 -18,347,000  47,859,000 31,568,000 -31,982,000  -35,028,000 -57,703,000 -21,248,000 27,433,000 49,273,000 25,884,000 -24,204,000  41,615,000 18,804,000 -26,765,000  91,317,000 33,203,000 -39,238,000  51,649,000 36,996,000 -28,421,000  84,223,000 28,012,000 -39,518,000  57,998,000 38,916,000 -41,578,000    
          other, including gain on disposal of assets
                3,120,000    -931,000            3,820,000                    
          gain on sale of investee
                                                    
          transformation costs
                                                    
          amounts included in other income
                                                    
          consultant costs
                                                    
          technology modernization costs
                                                    
          employee termination costs
                                                    
          total transformation costs
                                                    
          deferred income taxes (benefit) expense
                                                    
          acquisition of park assets, net of cash acquired
                                                    
          decrease (increase) in accounts receivable
                      -1,195,000                          9,254,000    
          decrease in deposits and other assets
                      1,394,000 751,000 2,208,000  -119,000 -173,000 534,000            74,000   -208,000 732,000     157,000   
          transformation costs breakout by quarter
                                                    
          amounts included in loss on disposal of assets
                                                    
          ride / asset write-offs
                                                    
          sale of restricted-use investments
                                                    
          cash flow from operating activities:
                                                    
          cash flow from investing activities:
                                                    
          property insurance recovery
                                                    
          acquisition of park assets
                                                    
          sale (purchase) of restricted-use investments
                                 1,820,000                   
          cash flow from financing activities:
                                                    
          net proceeds from issuance of common stock
                                                  232,000 149,000 
          noncontrolling interest distributions
                                                    
          increase in cash and cash equivalents
                                                    
          acquisition of theme park assets, net of cash acquired
                                                   
          purchase of redeemable noncontrolling interests
                                               
          purchase of restricted-use investments
                                   1,304,000 -162,000 -86,000 -322,000 -323,000 -159,000 -321,000 213,000   -309,000 -30,000 -155,000 -154,000 -154,000   
          proceeds from sale of dcp
                                                   
          increase in accounts payable, deferred income, accrued liabilities and other long-term liabilities
                                      -54,257,000 77,057,000 26,308,000 -22,105,000 -43,489,000 89,587,000 17,782,000 -32,553,000 -53,953,000 72,226,000 27,573,000 -20,892,000   
          adjustments to reconcile net income to net cash from operating activities before reorganization activities:
                                                    
          reorganization items
                                                   
          decrease (increase) in inventories, prepaid expenses and other current assets
                                                    
          purchase of hwp ownership interests
                                                    
          (purchase) redemption of restricted-use investments
                                            -145,000        
          net cash from operating activities before reorganization activities
                                             63,068,000 211,944,000 177,205,000 -59,894,000 63,691,000   
          net cash from reorganization activities
                                                   
          total net cash from operating activities
                                                    
          cash flows from reorganization activities:
                                                    
          purchase of noncontrolling interests
                                                    
          maturities of restricted-use investments
                                               -154,000 305,000 -142,000   
          cash paid for income taxes, net of refunds in 2013
                                                4,430,000    
          acquisition of theme park assets
                                                    
          total adjustments
                                                    
          cash flow from reorganization activities:
                                                    
          decrease in cash and cash equivalents
                                                    
          gain on discontinued operations
                                                    
          capital expenditures of discontinued operations
                                                    
          cash from the consolidation of hwp development, llc
                                                    
          stock repurchase
                                                    
          effect of exchange rate changes on cash
                                                    
          supplemental cash flow information:
                                                    
          costs and expenses directly related to the reorganization
                                                   500,000 
          loss on discontinued operations
                                                    
          cash from reorganization activities
                                                    
          gross proceeds from sale of assets
                                                    
          purchase of redeemable minority interests
                                                    
          other including loss on disposal of assets
                                                    
          cash and cash equivalents at beginning of year
                                                    
          net (gain) loss on debt extinguishment
                                                    
          (gain) loss on discontinued operations
                                                    
          acquisition of equity interest in partnership
                                                    
          proceeds from sale of discontinued operations
                                                    
          net cash from used in financing activities
                                                    
          cash and cash equivalents at end of year
                                                    
          net (gain) on debt extinguishment
                                                    
          adjustments to reconcile net income to net cash from operating activities before reorganization items:
                                                    
          net gain on debt extinguishment
                                                    
          minority interest in earnings
                                                    
          minority interest distributions
                                                    
          gross proceeds from property insurance recovery
                                                    
          gross proceeds from sale of discontinued operations
                                                    
          minority interest in loss
                                                    
          cumulative effect of a change in accounting principle
                                                    
          net income on debt extinguishment
                                                    
          (gain) / loss on discontinued operations
                                                    
          increase in accounts payable, deferred income, accrued
                                                    
          liabilities and other long-term liabilities
                                                    
          net cash proceeds from issuance of common stock
                                                    
          net cash (used in) financing activities
                                                    
          (gain)/loss on discontinued operations
                                                    
          deferred income tax (expense)/benefit
                                                    
          partnership and joint venture distributions
                                                    
          early repurchase of debt
                                                    
          supplemental cashflow information:
                                                    
          additions to intangible assets
                                                    
          non-cash compensation
                                                    
          other, including write-off of fixed assets
                                                    
          cash proceeds from issuance of common stock
                                                    
          payment of cash dividends on preferred stock
                                                    
          noncash compensation
                                                    
          repayment of long-term debt
                                                    
          other including loss on disposal of fixed assets
                                                    
          increase in inventories and prepaid expenses and other current assets
                                                    
          increase in accounts payable, accrued liabilities, deferred income and other long-term liabilities
                                                    
          cumulative change in accounting principle
                                                    
          acquisition of theme park companies, net of cash acquired
                                                    
          adjustments to reconcile net income to net cash from operating activities
                                                    
          cumulative effect of change in accounting principle
                                                    
          loss on disposal of fixed assets
                                                    
          increase in inventories and prepaid expenses and other currents assets
                                                    
          increase in accounts payable, deferred income,accrued liabilities and other long-term liabilities
                                                    
          other investing activities
                                                    
          acquisition of theme park assets and partnership interests
                                                    
          net cash proceeds from issuance of preferred stock