Exit Costs - Additional Information (Detail) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
North Louisiana
Restructuring Cost And Reserve [Line Items]
Accretion Expense	$ 20.3	$ 21.0
Exit and termination costs		$ 39.8
Exit cost	368.8
Pennsylvania | Capacity Releases on Transportation Pipelines
Restructuring Cost And Reserve [Line Items]
Exit cost	$ 1.2