Fair Value Measurements Schedule of Fair Value Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2022	Jan. 01, 2022
Assets
Money market funds	$ 139	$ 99
Unsecured Senior Notes due 2029 | Senior notes
Liabilities
Interest rate	4.75%
Unsecured Senior Notes due 2030 | Senior notes
Liabilities
Interest rate	4.625%
Senior Secured Notes due 2025 | Senior notes
Liabilities
Interest rate	6.25%
Level 1
Assets
Money market funds	$ 139	99
Level 2
Assets
Money market funds	0	0
Level 3
Assets
Money market funds	0	0
Fair value
Liabilities
Approximated carrying value of total debt	4,600	5,100
Fair value | Level 2 | Unsecured Senior Notes due 2029 | Senior notes
Liabilities
Approximated carrying value of total debt	800	900
Fair value | Level 2 | Unsecured Senior Notes due 2030 | Senior notes
Liabilities
Approximated carrying value of total debt	400	500
Fair value | Level 2 | Senior Secured Notes due 2025 | Senior notes
Liabilities
Approximated carrying value of total debt	1,000
Carrying Value
Liabilities
Approximated carrying value of total debt	$ 4,800	$ 5,000