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INVESTMENTS - Equity method (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
	Apr. 05, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Investments
Beginning balance				$ 49,371
Contributions				1,334	$ 20,110
Equity method investment income (loss)		$ (1,994)	$ 1,585	(1,942)	2,468
Ending balance		46,789		46,789
All Dale Minerals III
Investments
Beginning balance		24,695	26,194	25,284	26,325
Equity method investment income (loss)		716	1,585	1,141	2,468
Distributions received		(960)	(1,501)	(1,974)	(2,515)
Ending balance		24,451	26,278	24,451	26,278
Francis Renewable Energy
Investments
Beginning balance		20,000		20,000
Contributions	$ 20,000		20,000		20,000
Equity method investment income (loss)		(2,620)		(2,620)
Ending balance		17,380	20,000	17,380	20,000
NGP ETP
Investments
Beginning balance		4,254		4,087
Contributions		794	110	1,334	110
Equity method investment income (loss)		(90)		(463)
Ending balance		$ 4,958	$ 110	$ 4,958	$ 110

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- Definition

The amount of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporation; these investments are accounted for under the equity method of accounting. This element includes distributions that constitute a return of investment.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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