Financial Instruments - Fair Value Rollforward (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Beginning balance	$ 20,118	$ 14,826	$ 3,698
Additions	1,093	3,460	9,746
Accretion expense	2,771	5,593	2,372
Remeasurement gain	(3,095)
Payments	(5,122)	(4,692)	(1,000)
Foreign currency translation adjustment	(655)	931	10
Ending balance	$ 15,110	$ 20,118	$ 14,826