Property and Leases - Components of Lease Costs (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Nov. 01, 2020	Nov. 03, 2019	Nov. 01, 2020	Nov. 03, 2019
Lessee, Lease, Description [Line Items]
Amortization of leased assets	$ 46	$ 21	$ 113	$ 64
Interest on lease liabilities	29	23	81	69
Net lease cost	364	335	1,027	997
Selling, general and administrative
Lessee, Lease, Description [Line Items]
Operating lease cost	198	211	586	626
Short-term lease cost	17	30	54	73
Variable lease cost	76	53	202	175
Sublease income	$ (2)	$ (3)	$ (9)	$ (10)

Amount of interest expense on finance lease liability.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

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- Definition

Amount of lease cost recognized by lessee for lease contract.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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-Publisher FASB
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- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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- Definition

Amount of sublease income excluding finance and operating lease expense.

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- Definition

Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

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