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Property, Plant and Equipment - Components (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment [Abstract]
Intangible Drilling Cost	$ 6,117,893	$ 5,902,498
Gas Gathering Equipment	2,647,466	2,631,110
Gas Wells and Related Equipment	1,626,388	1,513,945
Proved Gas Properties	1,386,226	1,374,685
Unproved Gas Properties	729,548	724,401
Surface Land and Other Equipment	181,644	187,316
Other	218,159	203,163
Total Property, Plant and Equipment	12,907,324	12,537,118
Less: Accumulated Depreciation, Depletion and Amortization	5,533,957	5,194,485
Total Property, Plant and Equipment—Net	$ 7,373,367	$ 7,342,633

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Gas Wells and Related Equipment

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Other Gas Assets

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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