Annual report pursuant to Section 13 and 15(d)

Debt Long-term Debt (Details)

v3.20.2
Debt Long-term Debt (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 27, 2020
Sep. 29, 2019
Sep. 30, 2018
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 15,472 $ 15,500  
Debt Instrument, Repurchased Face Amount 202    
Gain (Loss) on Extinguishment of Debt 17    
Unamortized discount including debt issuance costs, Net (260) (75)  
Hedge accounting fair value adjustments 14 9  
Debt, Long-term and Short-term, Combined Amount 15,226 15,434  
Long-term debt, Current Maturities 0 1,997  
Long-term Debt, Excluding Current Maturities 15,226 13,437  
Future principal payments, Fiscal 2022 1,500    
Future principal payments, Fiscal 2023 1,500    
Future principal payments, Fiscal 2024 914    
Future principal payments, Fiscal 2025 1,400    
Future principal payments, after Fiscal 2025 10,200    
Future principal payments, Fiscal 2021 0    
Long-term Debt, Fair value 17,500 16,500  
Interest paid related to commercial paper and long-term debt, net of cash received from the related interest rate swaps 507 563 $ 662
Fixed Rate 2.15% Notes Due May 2030      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 1,200    
Debt Instrument, Interest Rate, Stated Percentage 2.15%    
Fixed Rate 3.25% Notes Due May 2050      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 800    
Debt Instrument, Interest Rate, Stated Percentage 3.25%    
Floating-rate three-month LIBOR plus 0.55% notes due May 20, 2020      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 250    
Fixed-rate 2.25% notes due May 20, 2020      
Long-term Debt [Abstract]      
Long-term debt, Principal amount 1,750    
Old Notes      
Long-term Debt [Abstract]      
Long-term debt, Principal amount 2,000    
Fixed Rate 1.30% Notes Due May 2028      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 1,000    
Debt Instrument, Interest Rate, Stated Percentage 1.30%    
Fixed Rate 1.65% Notes Due May 2032      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 1,200    
Debt Instrument, Interest Rate, Stated Percentage 1.65%    
May 2015 Notes      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 5,405 $ 8,500  
Debt Instrument Maturity Date Range Start 2022 2020  
Debt Instrument Maturity Date Range End 2045 2045  
May 2015 Notes | Minimum [Member]      
Long-term Debt [Abstract]      
Long-term debt, Effective Interest Rate 2.62% 2.64%  
May 2015 Notes | Maximum [Member]      
Long-term Debt [Abstract]      
Long-term debt, Effective Interest Rate 4.73% 4.73%  
May 2017 Notes      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 5,860 $ 7,000  
Debt Instrument Maturity Date Range Start 2023 2023  
Debt Instrument Maturity Date Range End 2047 2047  
May 2017 Notes | Minimum [Member]      
Long-term Debt [Abstract]      
Long-term debt, Effective Interest Rate 1.06% 2.70%  
May 2017 Notes | Maximum [Member]      
Long-term Debt [Abstract]      
Long-term debt, Effective Interest Rate 4.46% 4.47%  
May 2020 Notes      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 2,000 $ 0  
Debt Instrument Maturity Date Range Start 2030    
Debt Instrument Maturity Date Range End 2050    
May 2020 Notes | Minimum [Member]      
Long-term Debt [Abstract]      
Long-term debt, Effective Interest Rate 2.31%    
May 2020 Notes | Maximum [Member]      
Long-term Debt [Abstract]      
Long-term debt, Effective Interest Rate 3.30%    
August 2020 Notes      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 2,207 $ 0  
Debt Instrument Maturity Date Range Start 2028    
Debt Instrument Maturity Date Range End 2032    
August 2020 Notes | Minimum [Member]      
Long-term Debt [Abstract]      
Long-term debt, Effective Interest Rate 1.96%    
August 2020 Notes | Maximum [Member]      
Long-term Debt [Abstract]      
Long-term debt, Effective Interest Rate 2.65%    
Floating-rate three-month LIBOR plus 0.73% notes due January 30, 2023 [Member]      
Long-term Debt [Abstract]      
Long-term debt, Principal amount $ 500