Fair Value of Financial Instruments - The Waha JVs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Fair Value, Financial Instruments Measured on a Non-Recurring Basis [Line Items]
Equity method investments, equity in earnings (losses)	$ 33,830	$ 29,738	$ 27,367
Equity method investments, net investment	267,000	220,000
Unrealized gains (losses) on equity investee activity, net of tax	12,410	(17,151)	(15,023)
Waha JVs
Fair Value, Financial Instruments Measured on a Non-Recurring Basis [Line Items]
Equity method investments, equity in earnings (losses)	35,300	31,300	27,300
Equity method investments, distributions of earnings received, operating cash flows	7,700	12,000	9,100
Equity method investments, cumulative undistributed earnings	94,800
Equity method investments, net investment	216,000	175,000
Unrealized gains (losses) on equity investee activity, before tax	18,200	(24,400)	(19,900)
Unrealized gains (losses) on equity investee activity, net of tax	$ 13,800	$ (18,500)	$ (15,000)