Fair Value Measurements - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 02, 2022	Jan. 03, 2021
Derivative [Line Items]
Deferred net losses (gains) on derivatives included in accumulated other comprehensive income	$ 336
Description of reclassification of cash flow hedge gain (loss)	next 12 months
Maximum length of time for hedging transaction exposure	18 months
Foreign exchange contracts
Derivative [Line Items]
Collateral paid	$ 570
Derivative, notional amount	45,800	$ 37,800
Cross currency interest rate swaps
Derivative [Line Items]
Derivative, notional amount	37,400	30,600
Interest Rate Swap
Derivative [Line Items]
Derivative, notional amount	10,000
Equity securities | Equity Investments without readily determinable value
Derivative [Line Items]
Equity, fair value adjustment, impairment loss	(28)	(76)
Equity, fair value adjustment, change in observable prices	$ 422	$ 21