CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 29, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 131,150	$ 40,897
Other comprehensive income (loss), net of tax:
Foreign currency translation, net of tax of $(7,581) and $(2,056)	(18,199)	(236)
Pension and other postretirement benefit plans adjustment, net of tax of $(522) and $(390)	1,689	1,229
Derivatives qualifying as hedges, net of tax of $372 and $(1)	(3,817)	(597)
Other comprehensive (loss) income, net of tax:	(20,327)	396
Comprehensive income	$ 110,823	$ 41,293