Components of Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 02, 2021	Sep. 26, 2020	Oct. 02, 2021	Sep. 26, 2020
Disclosure Other Comprehensive Income Additional Information [Abstract]
Net earnings	$ 175,966	$ 60,516	$ 385,814	$ 155,457
Currency Translation Adjustment	(21,881)	25,851	(33,000)	(3,213)
Change in unrecognized pension benefit costs, net of tax	5,870	(6,133)	3,052	6,184
Unrealized gain (loss) on interest rate swamp, net of tax	3,056	2,653	16,171	(25,227)
Comprehensive income	$ 163,011	$ 82,887	$ 372,037	$ 133,201