Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans Employee Stock Purchase Plan (Details)

v3.20.2
Employee Benefit Plans Employee Stock Purchase Plan (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Mar. 10, 2020
Mar. 23, 2018
Sep. 27, 2020
Sep. 29, 2019
Sep. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share reserve approved 75 30      
Employee Stock Purchase Plans [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Percentage applied to fair market value of the Company's common stock to determine purchase price     85.00%    
Maximum amount of employee compensation that can be withheld     15.00%    
Shares authorized     102    
Shares reserved for future issuances     28    
Shares issued in period     5 6 6
Unrecognized compensation expense related to non-vested awards     $ 35    
Cash received from the exercise of purchase rights     $ 306 $ 257 $ 286
Employee Stock Purchase Plans [Member] | Weighted Average [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Average price per share issued     $ 66.53 $ 42.13 $ 49.41