Annual report pursuant to Section 13 and 15(d)

Debt Long-term Debt (Details)

v3.5.0.2
Debt Long-term Debt (Details) - USD ($)
$ in Millions
12 Months Ended
May 20, 2015
Sep. 25, 2016
Sep. 27, 2015
Sep. 28, 2014
Debt Instrument [Line Items]        
Long-term debt, Principal amount $ 10,000 $ 10,000 $ 10,000  
Unamortized discount including debt issuance costs,   (57) (63)  
Proceeds from long-term debt, net $ 9,937 0 9,937 $ 0
Hedge accounting fair value adjustment   65 32  
Total long-term debt   10,008 9,969  
Long-term Debt, Fair value   10,600 9,600  
Gross notional amount of Derivatives   4,098 4,026  
Future principal payments, Fiscal 2018   1,500    
Future principal payments, Fiscal 2020   2,000    
Future principal payments, after Fiscal 2021   6,500    
Future principal payments, Fiscal 2019   0    
Future principal payments, Fiscal 2021   0    
Interest paid net of interest received   $ 282 8  
Floating-rate notes due May 18, 2018 [Member]        
Debt Instrument [Line Items]        
Long-term debt, Maturity date   May 18, 2018    
Long-term debt, Principal amount   $ 250 $ 250  
Long-term debt, Effective Interest Rate   1.14% 0.66%  
Long-term debt, Interest rate terms   The interest rate on the floating rate notes due in 2018 and 2020 for a particular interest period will be a per annum rate equal to three-month LIBOR as determined on the interest determination date plus 0.27% and 0.55%, respectively.    
Floating-rate notes due May 20, 2020 [Member]        
Debt Instrument [Line Items]        
Long-term debt, Maturity date   May 20, 2020    
Long-term debt, Principal amount   $ 250 $ 250  
Long-term debt, Effective Interest Rate   1.42% 0.94%  
Long-term debt, Interest rate terms   The interest rate on the floating rate notes due in 2018 and the floating rate notes due in 2020 for a particular interest period will be a per annum rate equal to three-month LIBOR as determined on the interest determination date plus 0.27% and 0.55%, respectively.    
Fixed-rate 1.40% notes due May 18, 2018 [Member]        
Debt Instrument [Line Items]        
Long-term debt, Stated Interest Rate   1.40%    
Long-term debt, Maturity date   May 18, 2018    
Long-term debt, Principal amount   $ 1,250 $ 1,250  
Long-term debt, Effective Interest Rate   0.93% 0.43%  
Long-term Notes Hedged by Interest Rate Swaps, Percentage   100.00%    
Fixed-rate 2.25% notes due May 20, 2020 [Member]        
Debt Instrument [Line Items]        
Long-term debt, Stated Interest Rate   2.25%    
Long-term debt, Maturity date   May 20, 2020    
Long-term debt, Principal amount   $ 1,750 $ 1,750  
Long-term debt, Effective Interest Rate   1.69% 1.62%  
Long-term Notes Hedged by Interest Rate Swaps, Percentage   43.00%    
Fixed-rate 3.00% notes due May 20, 2022 [Member]        
Debt Instrument [Line Items]        
Long-term debt, Stated Interest Rate   3.00%    
Long-term debt, Maturity date   May 20, 2022    
Long-term debt, Principal amount   $ 2,000 $ 2,000  
Long-term debt, Effective Interest Rate   2.04% 2.08%  
Long-term Notes Hedged by Interest Rate Swaps, Percentage   50.00%    
Fixed-rate 3.45% notes due May 20, 2025 [Member]        
Debt Instrument [Line Items]        
Long-term debt, Stated Interest Rate   3.45%    
Long-term debt, Maturity date   May 20, 2025    
Long-term debt, Principal amount   $ 2,000 $ 2,000  
Long-term debt, Effective Interest Rate   3.46% 3.46%  
Fixed-rate 4.65% notes due May 20, 2035 [Member]        
Debt Instrument [Line Items]        
Long-term debt, Stated Interest Rate   4.65%    
Long-term debt, Maturity date   May 20, 2035    
Long-term debt, Principal amount   $ 1,000 $ 1,000  
Long-term debt, Effective Interest Rate   4.74% 4.74%  
Fixed-rate 4.80% notes due May 20, 2045 [Member]        
Debt Instrument [Line Items]        
Long-term debt, Stated Interest Rate   4.80%    
Long-term debt, Maturity date   May 20, 2045    
Long-term debt, Principal amount   $ 1,500 $ 1,500  
Long-term debt, Effective Interest Rate   4.71% 4.71%  
Interest Rate Swaps Related to Long-term Debt [Member]        
Debt Instrument [Line Items]        
Gross notional amount of Derivatives   $ 3,000 $ 3,000