Goodwill and Intangible Assets, Net (Changes in the Carrying Amount of Goodwill) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2022	Jan. 03, 2021
Changes in the carrying amount of goodwill
Foreign currency translation	$ (92,520)	$ 120,682
Acquisitions, earn outs and other	4,061,990	215,205
Ending balance	7,416,584	3,447,114
Diagnostics [Member]
Changes in the carrying amount of goodwill
Foreign currency translation	(40,557)	62,596
Acquisitions, earn outs and other	319,680	16,224
Ending balance	1,970,350	1,691,227
Discovery & Analytical Solutions [Member]
Changes in the carrying amount of goodwill
Foreign currency translation	(51,963)	58,086
Acquisitions, earn outs and other	3,742,310	198,981
Ending balance	$ 5,446,234	$ 1,755,887