Restructuring - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2024	Oct. 01, 2023	Sep. 29, 2024	Oct. 01, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 41	$ 158	$ 192	$ 433
R&D Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0	100	100	400
Restructuring charges recorded to date	600		600
Orthopedics Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0	$ 200	100	$ 200
Restructuring charges recorded to date	400		400
Orthopedics Restructuring Plan | Minimum
Restructuring Cost and Reserve [Line Items]
Restructuring estimated cost	700		700
Orthopedics Restructuring Plan | Maximum
Restructuring Cost and Reserve [Line Items]
Restructuring estimated cost	$ 800		$ 800