Basis of Presentation and Accounting Policies (Details) - USD ($) $ in Millions	6 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Dec. 31, 2020	Jan. 01, 2020
Supplemental Cash Flow Information
Capital expenditures included in accounts payable	$ 28
Operating cash flows from operating leases	75	$ 71
Operating cash flows from finance leases	2	2
Financing cash flows from finance leases	5	3
Operating ROU assets obtained in exchange for new operating lease liabilities	84	43
Finance ROU assets obtained in exchange for new finance lease liabilities	6	$ 27
Goodwill and Other Intangible Assets
Change in carrying amount of goodwill	3
Other intangible assets, net	50
Accumulated amortization	27
Recently issued accounting standards
Retained earnings	$ 4,637		$ 4,287
ASU 2016-13
Recently issued accounting standards
Retained earnings				$ (3)
Allowance for credit losses				$ 3