Leases (Details) $ in Millions	3 Months Ended
	May 04, 2019 USD ($)
Leases [Abstract]
Variable Lease, Cost	$ 28
Lessee, Finance Lease, Option to Extend, Reasonably Certain	12
Lessee, Operating Lease, Option to Extend, Reasonably Certain	3,163
Lessee, Operating Lease, Lease Not Yet Commenced	$ 942
Finance Lease, Weighted Average Remaining Lease Term	18 years 2 months 13 days
Operating Lease, Weighted Average Remaining Lease Term	23 years 3 months 18 days
Finance Lease, Weighted Average Discount Rate, Percent	6.65%
Operating Lease, Weighted Average Discount Rate, Percent	6.71%
Operating Lease, Payments	$ 94
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 19