Business Information - Information by Geographic Region, After Elimination of All Significant Inter-company Accounts and Transactions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Revenues	$ 258,454	$ 317,539	$ 311,678
Operating income (loss)	20,570	71,257	55,248
Total assets	552,789	568,632	585,799
North America
Segment Reporting Information [Line Items]
Revenues	123,784	204,989	167,038
Operating income (loss)	(20,425)	65,618	(5,238)
Total assets	190,497	247,383	297,579
Europe
Segment Reporting Information [Line Items]
Revenues	101,957	70,466	127,631
Operating income (loss)	34,510	(9,252)	62,603
Total assets	211,884	153,716	138,632
Rest of World
Segment Reporting Information [Line Items]
Revenues	32,713	42,084	17,009
Operating income (loss)	6,485	14,891	(2,117)
Total assets	$ 150,408	$ 167,533	$ 149,588