Supplemental Cash Flow Information - Supplemental Cash Flow Information (Detail) - USD ($) $ in Thousands	9 Months Ended			12 Months Ended
	Sep. 30, 2024		Sep. 30, 2023	Dec. 31, 2023	[1]
Net cash provided from operating activities included:
Income taxes refunded from or (paid to) taxing authorities	$ 861
Income taxes refunded from or (paid to) taxing authorities			$ (2,200)
Interest paid	(95,684)		(100,151)
Non-cash investing activities included:
Increase in asset retirement costs capitalized	2,912	[1]	2,377	$ 4,616
Increase in accrued capital expenditures	$ 22,830		$ 27,818

[1] (a) Includes costs incurred whether capitalized or expensed.