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Natural Gas Producing Activities (Unaudited) - Schedule of the Entity's Proved and Unproved Reserves (Details)
12 Months Ended
Dec. 31, 2021
MMcf
MBbls
Dec. 31, 2020
MMcf
MBbls
Dec. 31, 2019
MMcf
MBbls
Proved developed and undeveloped reserves:      
Balance at January 1 19,802,092 17,469,394 21,816,776
Revision of previous estimates (274,111) (739,213) (4,907,239)
Purchase 4,186,933 1,380,564 0
Sale 0 (256,663) 0
Extensions, discoveries and other additions 3,104,402 3,445,802 2,067,753
Production (1,857,817) (1,497,792) (1,507,896)
Balance at December 31 24,961,499 19,802,092 17,469,394
Proved developed reserves:      
Balance at January 1 13,641,345 12,443,987 11,550,161
Balance at December 31 17,218,655 13,641,345 12,443,987
Proved undeveloped reserves:      
Balance at January 1 6,160,747 5,025,407 10,266,615
Balance at December 31 7,742,844 6,160,747 5,025,407
Natural Gas      
Proved developed and undeveloped reserves:      
Balance at January 1 18,865,013 16,677,202 20,805,452
Revision of previous estimates (568,814) (781,668) (4,722,799)
Purchase 4,186,933 1,209,326 0
Sale 0 (254,930) 0
Extensions, discoveries and other additions 2,786,850 3,433,857 2,029,683
Production (1,746,317) (1,418,774) (1,435,134)
Balance at December 31 23,523,665 18,865,013 16,677,202
Proved developed reserves:      
Balance at January 1 12,750,312 11,811,521 10,887,953
Balance at December 31 16,152,083 12,750,312 11,811,521
Proved undeveloped reserves:      
Balance at January 1 6,114,701 4,865,681 9,917,499
Balance at December 31 7,371,582 6,114,701 4,865,681
Natural Gas Liquids      
Reserve Quantities [Line Items]      
Million cubic feet per thousand barrel 6    
Proved developed and undeveloped reserves:      
Balance at January 1 148,762 126,955 162,395
Revision of previous estimates 46,868 6,825 (30,312)
Purchase 0 25,879 0
Sale 0 (289) 0
Extensions, discoveries and other additions 47,120 1,757 6,177
Production (16,958) (12,365) (11,305)
Balance at December 31 225,792 148,762 126,955
Proved developed reserves:      
Balance at January 1 141,489 100,945 106,879
Balance at December 31 169,781 141,489 100,945
Proved undeveloped reserves:      
Balance at January 1 7,273 26,010 55,516
Balance at December 31 56,011 7,273 26,010
Oil      
Reserve Quantities [Line Items]      
Million cubic feet per thousand barrel 6    
Proved developed and undeveloped reserves:      
Balance at January 1 | MBbls 7,417 5,077 6,159
Revision of previous estimates | MBbls 2,249 250 (428)
Purchase | MBbls 0 2,660 0
Sale | MBbls 0 0 0
Extensions, discoveries and other additions | MBbls 5,805 234 168
Production | MBbls (1,625) (804) (822)
Balance at December 31 | MBbls 13,846 7,417 5,077
Proved developed reserves:      
Balance at January 1 | MBbls 7,016 4,466 3,489
Balance at December 31 | MBbls 7,981 7,016 4,466
Proved undeveloped reserves:      
Balance at January 1 | MBbls 401 611 2,670
Balance at December 31 | MBbls 5,865 401 611