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Supplemental Gas Data (unaudited) Producing Wells, Developed Acreage and Undeveloped Acreage (Details) a in Thousands	Dec. 31, 2019 a well	Jun. 30, 2017 well
Gross
Producing Gas Wells (including Gob Wells) | well	6,512,000	12
Producing Oil Wells | well	151,000
Proved Developed Acreage	337,700
Proved Undeveloped Acreage	28,916
Unproved Acreage	5,192,777
Total Acreage	5,559,393
Net
Producing Gas Wells (including Gob Wells) | well	4,510,000
Producing Oil Wells | well	0
Proved Developed Acreage	337,700
Proved Undeveloped Acreage	28,916
Unproved Acreage	3,868,533
Total Acreage	4,235,149

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