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Property, Plant and Equipment - Assets Amortized by Units of Production (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Unproved Gas Properties	$ 724,401	$ 734,890
Total	12,537,118	11,907,698
Assets amortized by units of production
Property, Plant and Equipment [Line Items]
Unproved Gas Properties	724,401	734,890
Advance Royalties	1,597	1,130
Total	$ 725,998	$ 736,020

X

- Definition

Discloses the period end balance sheet amount of advances for gas exploration, development and production.

+ References

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-Name Accounting Standards Codification
-Topic 932
-SubTopic 835
-Section 25
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-Publisher FASB
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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(8))
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Oil and Gas properties with unproved reserves under the successful effort method.

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