Long-Term Debt and Credit Facilities - Long-Term Debt Outstanding (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Jul. 11, 2023	Dec. 31, 2022
Long-Term Debt and Credit Facilities.
Total debt	$ 1,091,996		$ 1,096,837
Less: Current portion of long-term debt	(48,221)		(154,802)
Long-term debt, net of current maturities	1,043,775		942,035
Senior Secured Term Loan
Long-Term Debt and Credit Facilities.
Total debt	38,264
Unamortized debt issuance costs	1,700
New notes
Long-Term Debt and Credit Facilities.
Total debt	943,642
Debt exchange premium	131,700
Other
Long-Term Debt and Credit Facilities.
Total debt	34,561		25,117
First lien credit agreement
Long-Term Debt and Credit Facilities.
Total debt			71,470
Debt discount			200
Unamortized debt issuance costs			900
Second Lien Secured Term Loan
Long-Term Debt and Credit Facilities.
Unamortized debt issuance costs	4,600
Second Lien Secured Term Loan | New notes
Long-Term Debt and Credit Facilities.
Total debt	26,937
New notes
Long-Term Debt and Credit Facilities.
Debt exchange premium		$ 142,300
Senior secured notes
Long-Term Debt and Credit Facilities.
Debt discount			100
Unamortized debt issuance costs			100
2023 notes
Long-Term Debt and Credit Facilities.
Total debt	9,000
2023 notes | Senior secured notes
Long-Term Debt and Credit Facilities.
Total debt			22,762
2026 notes
Long-Term Debt and Credit Facilities.
Total debt	0	$ 24,000	980,000
2026 notes | Senior secured notes
Long-Term Debt and Credit Facilities.
Total debt	22,693		908,959
Debt discount	300
Debt exchange premium			58,800
Unamortized debt issuance costs	1,000		12,100
BRCC Facility | New notes
Long-Term Debt and Credit Facilities.
Total debt	$ 25,899		$ 68,529