Fair Value Measurements Schedule of Fair Value Assets and Liabilities (Details) - USD ($) $ in Millions	Jan. 01, 2022	Jan. 02, 2021
Assets
Money market funds	$ 99	$ 696
Liabilities
Interest rate swaps		$ 5
Unsecured Senior Notes due 2029 | Senior notes
Liabilities
Interest rate	4.75%
Senior Notes due 2024 | Senior notes
Liabilities
Interest rate	0.00%	5.875%
Level 1
Assets
Money market funds	$ 99	$ 696
Liabilities
Interest rate swaps		0
Level 2
Assets
Money market funds	0	0
Liabilities
Interest rate swaps		5
Level 3
Assets
Money market funds	$ 0	0
Liabilities
Interest rate swaps		$ 0