v3.19.3.a.u2
New Lease Accounting Standard - Schedule of future minimum payments (Details) - USD ($)
$ in Millions
Jan. 26, 2020
Jan. 28, 2019
Jan. 27, 2019
Leases [Abstract]      
2021 $ 121    
2022 117    
2023 102    
2024 79    
2025 62    
2026 and thereafter 292    
Total 773    
Less imputed interest 121    
Present value of net future minimum lease payments 652 $ 500  
Less short-term operating lease liabilities 91   $ 0
Long-term operating lease liabilities $ 561   $ 0