Common Stock, Stock Option Plans and Stock Compensation Agreements - Summary of Stock Option Activity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Jan. 02, 2022	Jan. 03, 2021	Dec. 29, 2019	Dec. 30, 2018
Outstanding Shares
Options outstanding beginning of period	114,250	111,637	109,652
Options granted	18,525	20,723	19,745
Options exercised	(13,248)	(16,275)	(14,785)
Options canceled/forfeited	(2,166)	(1,835)	(2,975)
Options outstanding end of period	117,361	114,250	111,637
Weighted Average Exercise Price
Options exercise price beginning of period (in dollars per share)	$ 116.22	$ 105.63	$ 98.29
Options granted, average exercise price (in dollars per share)	164.62	151.41	131.94
Options exercised, average exercise price (in dollars per share)	97.48	86.05	82.43
Options canceled/forfeited, average exercise price (in dollars per share)	149.75	137.62	125.11
Options exercise price end of period (in dollars per share)	$ 125.36	$ 116.22	$ 105.63
Aggregate intrinsic value	$ 5,364	$ 4,703	$ 4,478	$ 3,214