Income Taxes Income before income taxes and the provision for U.S. federal, state and foreign taxes on earnings (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Income Tax Disclosure [Abstract]
Income before income taxes, United States	$ 1,018	$ 938	$ 851
Income before income taxes, Foreign	583	367	478
Income before income taxes	1,601	1,305	1,329
Income taxes, currently payable, Federal	129	345	7
Income taxes, currently payable, State	26	52	28
Income taxes, currently payable, Foreign	100	77	99
Income taxes, currently payable	255	474	134
Income taxes, deferred, Federal	56	(124)	109
Income taxes, deferred, State	9	(29)	(59)
Income taxes, deferred, Foreign	3	0	(3)
Income taxes, deferred	68	(153)	47
Total income taxes	$ 323	$ 321	$ 181