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Property, Plant and Equipment (Tables)
9 Months Ended
Sep. 30, 2019
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
 
September 30,
2019
 
December 31,
2018
Property, Plant and Equipment
 
 
 
Intangible Drilling Cost
$
4,566,206

 
$
4,120,283

Gas Gathering Equipment
2,399,883

 
2,126,895

Proved Gas Properties
1,157,361

 
1,135,411

Gas Wells and Related Equipment
1,047,139

 
859,359

Unproved Gas Properties
949,529

 
927,667

Surface Land and Other Equipment
233,812

 
238,487

Other
158,368

 
159,326

Total Property, Plant and Equipment
10,512,298

 
9,567,428

Less: Accumulated Depreciation, Depletion and Amortization
2,981,723

 
2,624,984

Total Property, Plant and Equipment - Net
$
7,530,575

 
$
6,942,444