CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 26, 2021	Sep. 27, 2020	Sep. 26, 2021	Sep. 27, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 199,181	$ 116,587	$ 357,295	$ 259,193
Other comprehensive income (loss), net of tax:
Foreign currency translation, net of tax of $(1,464), $6,957, $(1,060), and $1,671 for the three and nine months periods, respectively	(15,312)	20,632	(33,307)	20,087
Pension and other postretirement benefit plans adjustment, net of tax of $(522), $(303), $(1,425), and $(1,229) for the three and nine months periods, respectively	1,668	1,037	4,577	4,071
Derivatives qualifying as hedges, net of tax of $(117), $(184), $(45), and $252 for the three and nine months periods, respectively	662	1,454	1,086	(3,458)
Other comprehensive (loss) income, net of tax:	(12,982)	23,123	(27,644)	20,700
Comprehensive income	$ 186,199	$ 139,710	$ 329,651	$ 279,893