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Property, Plant and Equipment
 12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment PROPERTY, PLANT AND EQUIPMENT:
December 31,
20222021
Intangible Drilling Cost$5,554,021 $5,247,800 
Gas Gathering Equipment2,542,587 2,483,561 
Proved Gas Properties1,345,114 1,312,706 
Gas Wells and Related Equipment1,342,719 1,202,731 
Unproved Gas Properties734,890 730,400 
Surface Land and Other Equipment193,153 194,655 
Other 195,214 190,249 
Total Property, Plant and Equipment11,907,698 11,362,102 
Less: Accumulated Depreciation, Depletion and Amortization4,811,189 4,372,619 
Total Property, Plant and Equipment - Net$7,096,509 $6,989,483 

Amounts below reflect properties where drilling operations have not yet commenced and therefore were not being amortized for the years ended December 31, 2022 and 2021, respectively. These assets will be amortized using the units-of-production method and reclassified to proved gas properties when placed in service.
December 31,
20222021
Unproved Gas Properties$734,890 $730,400 
Advance Royalties1,130 6,885 
     Total$736,020 $737,285