Segment Information and Geographic Data - Reconciliation of Adjusted EBITDA to (loss) income before income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Information and Geographic Data
Loss before income taxes	$ (64,912)	$ (46,419)	$ (105,760)	$ (82,893)
Depreciation and amortization	24,842	26,938	49,932	54,464
Interest and other (income) expense, net	15,077	8,518	7,734	15,765
Business optimization(a)		3,508		4,058
One-time non-recurring(b)	11,577	604	15,320	968
New business start-up costs(c)		282		453
Restructuring related(d)	(56)	509	3,956	1,861
Stock-based compensation expense	2,018	150	3,826	716
Transaction cost		2,095		2,095
Adjusted EBITDA	$ (11,454)	$ (3,815)	$ (24,992)	$ (2,513)