Kenvue separation and discontinued operations - Net Earnings from Discontinued Operation (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Jan. 01, 2023	Jan. 02, 2022
Discontinued Operations and Disposal Groups [Abstract]
Sales to customers	$ 10,036	$ 14,953	$ 15,035
Cost of products sold	4,369	6,494	6,452
Gross profit	5,667	8,459	8,583
Selling, marketing and administrative expenses	3,085	4,519	4,542
Research and development expense	258	468	437
Interest Income	(117)	0	0
Interest expense, net of portion capitalized	199	0	0
Other (income) expense, net	1,092	1,060	(37)
(Gain) on separation of Kenvue	(20,984)	0	0
Restructuring	0	46	43
Earnings from Discontinued Operations Before Provision for Taxes on Income	22,134	2,366	3,598
Provision for taxes on income	307	795	521
Net earnings from Discontinued Operations	$ 21,827	$ 1,571	$ 3,077