Other Accrued Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Other Accrued Expenses [Abstract]
Sales returns and allowances	$ 39,629	$ 40,508
Goods received, not yet invoiced	30,945	30,515
Accrued restructuring	11,595	18,841
Other	100,473	96,599
Total other accrued expenses	182,642	186,463
Sales returns and allowances accrual activity [Roll Forward]
Beginning Balance	40,508	42,663	$ 36,680
Sales allowances	88,844	107,806	102,026
Credits issued	(90,824)	(109,729)	(95,521)
Foreign currency	1,101	(232)	(522)
Ending Balance	$ 39,629	$ 40,508	$ 42,663