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Fair Value Measurement - Fair Value of Financial Assets and Financial Liabilities Measured on Recurring Basis (Details) - USD ($)
$ in Millions
Feb. 14, 2021
Aug. 30, 2020
Feb. 16, 2020
Sep. 01, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash and Cash Equivalents, at Carrying Value $ 8,637 $ 12,277 $ 7,786 $ 8,384
Short-term Investments 461      
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Fair value of assets measured on recurring basis 445 488    
Government and Agency Securities | Cash and Cash Equivalents [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash and Cash Equivalents, at Carrying Value 2 60    
Government and Agency Securities | Short-term Investments        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Short-term Investments 461 448    
Government and Agency Securities | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Fair value of assets measured on recurring basis 463 508    
Forward Foreign-exchange Contracts | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Fair value of assets measured on recurring basis 4 1    
Fair value of liabilities measured on recurring basis $ (22) $ (21)