Acquisitions, Discontinued Operations and Equity-Method Investment - Schedule of Equity-Method Investment (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 02, 2023	Dec. 31, 2022	Apr. 03, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Revenues	$ 18,282		$ 25,661
Income from continuing operations	5,555		7,879
Net income	5,556		7,870
Income attributable to shareholders	$ 5,543		$ 7,864
Haleon / Consumer Healthcare JV [Member]
Schedule of Equity Method Investments [Line Items]
Revenues		$ 3,261		$ 3,420
Cost of sales		(1,496)		(1,312)
Gross profit		1,766		2,108
Income from continuing operations		225		590
Net income		225		590
Income attributable to shareholders		$ 211		$ 578