Accumulated Other Comprehensive Income (Loss) - Changes in AOCI (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Accumulated other comprehensive income (loss)
Beginning balance	$ 976,692	$ 939,798	$ 958,575	$ 949,944
Reclassifications to:
Cost of sales	(156,186)	(134,155)	(293,205)	(273,896)
Interest expense	(1,386)	(2,715)	(2,923)	(5,859)
Ending balance	992,434	928,847	992,434	928,847
Accumulated Other Comprehensive Income (Loss)
Accumulated other comprehensive income (loss)
Beginning balance	(7,182)	(14,759)	(5,452)	(5,294)
Other comprehensive income (loss)	1,084	1,983	(2,140)	(9,099)
Income taxes	(451)	23	(640)	1,865
Reclassifications to:
Net other comprehensive income (loss)	2,348	2,446	618	(7,019)
Ending balance	(4,834)	(12,313)	(4,834)	(12,313)
Accumulated Other Comprehensive Income (Loss) | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassifications to:
Revenue	1,572	(431)	3,172	(509)
Cost of sales	(304)	606	(654)	710
Interest expense	447	265	880	14
Cash Flow Hedges
Accumulated other comprehensive income (loss)
Beginning balance	(4,743)	(5,115)	(6,940)	218
Other comprehensive income (loss)	(716)	(541)	522	(7,498)
Income taxes	(248)	26	(972)	1,875
Reclassifications to:
Net other comprehensive income (loss)	751	(75)	2,948	(5,408)
Ending balance	(3,992)	(5,190)	(3,992)	(5,190)
Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassifications to:
Revenue	1,572	(431)	3,172	(509)
Cost of sales	(304)	606	(654)	710
Interest expense	447	265	880	14
Foreign Currency Translation
Accumulated other comprehensive income (loss)
Beginning balance	(2,439)	(9,644)	1,488	(5,512)
Other comprehensive income (loss)	1,800	2,524	(2,662)	(1,601)
Income taxes	(203)	(3)	332	(10)
Reclassifications to:
Net other comprehensive income (loss)	1,597	2,521	(2,330)	(1,611)
Ending balance	$ (842)	$ (7,123)	$ (842)	$ (7,123)