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Leases (Details) - USD ($)
$ in Millions
9 Months Ended
Oct. 30, 2020
Nov. 01, 2019
Leases    
Weighted-average remaining lease term 9 years 10 months 24 days  
Weighed average discount rate 4.00%  
Cash paid for operating leases $ 1,030 $ 950
Operating lease cost $ 1,030 $ 940