Annual report pursuant to Section 13 and 15(d)

SUPPLEMENTAL DISCLOSURES ABOUT NATURAL GAS PRODUCING ACTIVITIES - Standardized Measure of Discounted Future Net Cash Flows Related to Proved Natural Gas & Condensate Reserves (Details)

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SUPPLEMENTAL DISCLOSURES ABOUT NATURAL GAS PRODUCING ACTIVITIES - Standardized Measure of Discounted Future Net Cash Flows Related to Proved Natural Gas & Condensate Reserves (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Extractive Industries [Abstract]        
Future cash inflows $ 2,441,930 $ 945,651 $ 132,563  
Future production costs (341,925) (133,909) (34,624)  
Future development costs (360,107) (211,836) (71,557)  
Future income tax provisions (257,908) (54,401) 0  
Future net cash flows 1,481,990 545,505 26,382  
Less effect of a 10% discount factor (445,686) (181,302) (19,497)  
Standardized measure of discounted future net cash flows $ 1,036,304 $ 364,203 $ 6,885 $ 53,171