Property and Leases - Schedules of Future Minimum Lease Payments Under Operating and Finance Leases (Details) $ in Millions	6 Months Ended
Aug. 04, 2019 USD ($)
Operating Lease Liabilities, Payments Due [Abstract]
Fiscal 2019	$ 479
Fiscal 2020	942
Fiscal 2021	834
Fiscal 2022	734
Fiscal 2023	640
Thereafter	3,341
Total lease payments	6,970
Less imputed interest	876
Present value of lease liabilities	6,094
Finance Lease Liabilities, Payments, Due [Abstract]
Fiscal 2019	82
Fiscal 2020	158
Fiscal 2021	153
Fiscal 2022	150
Fiscal 2023	143
Thereafter	993
Total lease payments	1,679
Less imputed interest	592
Present value of lease liabilities	1,087
Leases that have not yet commenced	$ 1,400
Minimum
Finance Lease Liabilities, Payments, Due [Abstract]
Terms of contract	1 year
Maximum
Finance Lease Liabilities, Payments, Due [Abstract]
Terms of contract	20 years

Lessee, Leases, Not Yet Commenced, Terms of Contract

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980

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Amount of lessee's undiscounted obligation for lease payments for finance lease, due after fifth fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for finance lease, due in third fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for finance lease, due in second fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for finance lease, due in remainder of fiscal year following latest fiscal year ended.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount of lessee's undiscounted obligation for lease payments for operating lease having an initial or remaining lease term in excess of one year due in remainder of fiscal year following latest fiscal year.

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