Income Taxes - Schedule of Provisions for Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Sep. 30, 2019	Dec. 31, 2019	Dec. 29, 2018	Dec. 30, 2017
Current income tax (benefit) expense:
U.S. federal		$ 0	$ 13	$ 22
State and local		2	4	4
Foreign		16	25	16
Total current		18	42	42
Deferred income tax (benefit) expense:
U.S. federal		(10)	0	7
State and local		(7)	0	0
Foreign		(8)	(5)	(1)
Total deferred		(25)	(5)	6
Total income tax (benefit) expense	$ (7)	$ (7)	$ 37	$ 48