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Leases - Summary of Financing Obligations (Details) - USD ($)
$ in Millions
 1 Months Ended 3 Months Ended 9 Months Ended
Oct. 31, 2019
Nov. 02, 2019
Nov. 02, 2019
Nov. 03, 2018
Assets        
Financing obligations   $ 78 $ 78  
Liabilities        
Current   36 36  
Noncurrent   496 496  
Total financing obligations   532 532  
Income Statement        
Amortization of financing obligation assets   3 8  
Interest on financing obligations   9 28  
Total financing obligations   12 36  
Cash paid for amounts included in the measurement of financing obligations        
Operating cash flows from financing obligations     28  
Financing cash flows from financing obligations     32  
Proceeds from financing obligations     11  
Gain on extinguishment of debt $ (9) $ (9) $ (9) $ 42