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Leases Minimum lease liability ASC 842 (Details) - USD ($)
$ in Millions
Jan. 30, 2021
Feb. 01, 2020
Feb. 03, 2019
Leases [Abstract]      
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year $ 1,071    
Lessee, Operating Lease, Liability, Payments, Due Year Two 958    
Lessee, Operating Lease, Liability, Payments, Due Year Three 836    
Lessee, Operating Lease, Liability, Payments, Due Year Four 738    
Lessee, Operating Lease, Liability, Payments, Due Year Five 626    
Lessee, Operating Lease, Liability, Payments, Due after Year Five 2,575    
Lessee, Operating Lease, Liability, Payments, Due 6,804    
Lessee, Operating Lease, Liability, Undiscounted Excess Amount (1,356)    
Operating Lease, Liability 5,448   $ 6,600
Operating Lease, Liability, Current (831) $ (920)  
Operating Lease, Liability, Noncurrent $ 4,617 $ 5,508