Goodwill and Intangible Assets Goodwill and Intangible Assets - Detail of Identifiable Intangible Assets (Details) - USD ($) $ in Millions	Jun. 16, 2018	Feb. 24, 2018
Finite-Lived Intangible Assets, Gross	$ 194	$ 198
Finite-Lived Intangible Assets, Accumulated Amortization	78	72
Intangible assets, net	121	131
Finite-Lived Intangible Assets, Net	116	126
Intangible Assets, Gross (Excluding Goodwill)	199	203
Trade Names [Member]
Indefinite-Lived Intangible Assets (Excluding Goodwill)	5	5
Customer Relationships [Member]
Finite-Lived Intangible Assets, Gross	173	177
Finite-Lived Intangible Assets, Accumulated Amortization	70	66
Finite-Lived Intangible Assets, Net	103	111
Above Market Leases [Member]
Finite-Lived Intangible Assets, Gross	21	21
Finite-Lived Intangible Assets, Accumulated Amortization	8	6
Finite-Lived Intangible Assets, Net	$ 13	$ 15