Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue
Revenue	$ 1,274,265	$ 1,788,429
Income (loss) from derivatives, deferred revenue and other sources	134,083	(1,001,589)
Total revenue	1,408,348	786,840
Natural gas sales
Disaggregation of Revenue
Total revenue	668,315	995,792
Oil sales
Disaggregation of Revenue
Total revenue	51,811	63,294
Marketing
Disaggregation of Revenue
Total revenue	58,529	69,038
Exploration and production | Natural gas sales
Disaggregation of Revenue
Revenue	668,315	995,792
Exploration and production | Natural gas liquids sales (ethane)
Disaggregation of Revenue
Revenue	72,050	67,063
Exploration and production | Natural gas liquids sales (C3+ NGLs)
Disaggregation of Revenue
Revenue	423,385	593,242
Exploration and production | Oil sales
Disaggregation of Revenue
Revenue	51,811	63,294
Exploration and production | Other
Disaggregation of Revenue
Revenue	175
Marketing | Marketing
Disaggregation of Revenue
Revenue	$ 58,529	$ 69,038