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Borrowings - Schedule of Short-Term Debt (Details) - USD ($)
$ in Millions
Jan. 28, 2023
Jul. 30, 2022
Short-term Debt [Line Items]    
Current portion of long-term debt $ 1,250 $ 499
Total 1,250 1,099
Senior Notes    
Short-term Debt [Line Items]    
Current portion of long-term debt $ 1,250 $ 499
Effective Rate 2.44% 2.68%
Commercial paper    
Short-term Debt [Line Items]    
Commercial paper $ 0 $ 600
Effective Rate 0.00% 2.05%