Pensions - Schedule of Amounts Associated with Pension Plans (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Retirement Benefits [Abstract]
Current liabilities	$ (1,087)	$ (1,442)
Long-term liabilities	(140,167)	(190,827)
Total pension liability as of December 31	$ (141,254)	$ (192,269)

Amount of liability, recognized in statement of financial position, for defined benefit pension plan. Excludes other postretirement benefit plan.

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