Income Taxes Reconciliation of (Benefit) Provision for Income Taxes from Continuing Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Income Tax Disclosure [Abstract]
Federal income taxes computed at statutory rate	$ 45	$ (62)	$ 107
State income taxes, net of federal income tax benefit	10	(10)	24
Share-based compensation	(5)	1	(4)
Non-deductible expenses	5	7	4
Change in the valuation allowance for deferred tax assets	(7)	(1)	6
Net operating loss expirations	5	3	0
Tax credits	(1)	(3)	(10)
Change in unrecognized tax benefits	(2)	(3)	(1)
Total income tax provision (benefit)	$ 50	$ (68)	$ 126