Summary of Significant Accounting Policies - Summarized Income Statement Information for Equity Method Investment (Details) - USD ($) $ in Millions	11 Months Ended	12 Months Ended
	Dec. 02, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Total revenues		$ 3,375.7	$ 3,653.7	$ 2,122.3
Net income (loss)		$ 665.7	$ 737.3	(173.7)
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]
Schedule of Equity Method Investments [Line Items]
Total revenues	$ 3,466.0			2,463.0
Cost of natural gas and NGLs (excluding depreciation and amortization)	1,959.0			965.0
Operating income	634.0			465.0
Net income (loss)	$ 461.0			$ 52.0