Long-Term Debt and Financing Matters - Long-Term Debt Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024	Aug. 24, 2021	Jul. 08, 2021
Debt Instrument [Line Items]
Finance leases	$ 25,993	$ 20,907
Deferred financing costs	(11,958)	(14,895)
Total debt	1,106,365	1,095,052
Less current maturities	(19,342)	(9,234)
Long-term debt, less current maturities	1,087,023	1,085,818
Senior secured term loan facility
Debt Instrument [Line Items]
Long-term debt	772,256	773,772	$ 825,000
5.75% Senior Notes
Debt Instrument [Line Items]
Long-term debt	$ 299,664	$ 299,596
Interest rate	5.75%	5.75%		5.75%
Other debt
Debt Instrument [Line Items]
Long-term debt	$ 20,410	$ 15,672