Leases Balance Sheet Location of ROU Assets and Lease Liabilities (Details) - USD ($) $ in Millions	Jan. 02, 2021	Dec. 28, 2019
ASSETS
Operating	$ 284	$ 145
Financing	316	333
Total leased assets	600	478
Current:
Operating	44	40
Financing	86	95
Noncurrent:
Operating	263	131
Financing	237	257
Total lease liabilities	630	523
Finance lease assets, net of accumulated amortization	$ 244	$ 269