Revenue from Contracts with Customers - Contract Balances (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021	Dec. 31, 2021
Contract with Customer, Asset and Liability [Abstract]
Accounts receivable, net	$ 1,284		$ 1,284		$ 1,386
Contract assets	1,045		1,045		1,105
Contract liabilities	1,556		1,556		1,650
Non-current contract liabilities	308		308		$ 306
Contract with customer, liability, revenue recognized	456	$ 483	712	$ 705
Contract with customer, performance obligation adjustments	0	(10)	22	15
Impairment losses	$ 0	$ 0	$ 0	$ 0