Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Significant Accounting Policies Update Cumulative Effective of Adopting New Revenue Accounting Guidance (Details)

v3.19.2
Basis of Presentation and Significant Accounting Policies Update Cumulative Effective of Adopting New Revenue Accounting Guidance (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 30, 2019
Jun. 24, 2018
Jun. 30, 2019
Jun. 24, 2018
Oct. 01, 2018
Sep. 30, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Accounts receivable, net $ 2,390   $ 2,390   $ 3,861 $ 2,904
Other current assets 682   682   700 699
Deferred tax assets 1,172   1,172   838 936
Other assets 2,062   2,062   1,971 1,970
Unearned revenues, current 527   527   506 500
Other current liabilities 4,725   4,725   7,103 6,978
Unearned revenues 1,251   1,251   1,510 1,620
Retained earnings 4,687   4,687   1,382 542
Equipment and services 3,531 $ 4,110 11,037 $ 12,750    
Licensing 6,104 1,467 8,422 4,083    
Investment and other income, net 344 243 377 454    
Income tax (expense) benefit (3,352) 268 (2,987) (5,644)    
Net income 2,149 $ 1,202 3,880 $ (4,451)    
Calculated under Revenue Guidance in Effect before Topic 606 [Member]            
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Accounts receivable, net 1,320   1,320     2,904
Other current assets 650   650     699
Deferred tax assets 1,278   1,278     936
Other assets 2,061   2,061     1,970
Unearned revenues, current 486   486     500
Other current liabilities 4,694   4,694     6,978
Unearned revenues 1,389   1,389     1,620
Retained earnings 3,624   3,624     $ 542
Equipment and services 3,521   10,957      
Licensing 5,865   8,226      
Investment and other income, net 343   377      
Income tax (expense) benefit (3,303)   (2,934)      
Net income 1,948   3,657      
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]            
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Accounts receivable, net 1,070   1,070   957  
Other current assets 32   32   1  
Deferred tax assets 106   106   98  
Other assets 1   1   1  
Unearned revenues, current 41   41   6  
Other current liabilities 31   31   125  
Unearned revenues 138   138   110  
Retained earnings (1,063)   (1,063)   $ 840  
Equipment and services (10)   (80)      
Licensing (239)   (196)      
Investment and other income, net 1   0      
Income tax (expense) benefit 49   53      
Net income $ (201)   $ (223)