Segment and Geographic Data (Operating Income (Loss)) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Unallocated selling, general, and administrative expenses	$ (104,285)	$ (95,273)	$ (78,256)
Acquisition costs	0	(1,198)	0
Impairment of goodwill and indefinite-lived intangibles	0	(1,223)	(2,440)
Restructuring costs	(1,518)	(76)	(918)
Operating income	43,799	27,372	22,657
Corporate/ Other
Segment Reporting Information [Line Items]
Unallocated selling, general, and administrative expenses	(35,985)	(33,322)	(27,379)
Acquisition costs		0
Impairment of goodwill and indefinite-lived intangibles		0	0
Restructuring costs	0	0	(82)
Operating income	$ (37,503)	$ (35,819)	$ (30,737)