Annual report pursuant to Section 13 and 15(d)

Composition of Certain Financial Statement Items Other Comprehensive Income (Details)

v3.8.0.1
Composition of Certain Financial Statement Items Other Comprehensive Income (Details) - USD ($)
$ in Millions
 12 Months Ended
Sep. 24, 2017
Sep. 25, 2016
Sep. 27, 2015
Changes in the components of accumulated other comprehensive income [Line Items]      
Accumulated other comprehensive income (loss), net of tax, beginning balance $ 428    
Accumulated other comprehensive income (loss), net of tax, ending balance 384 $ 428  
Investment and other income, net 900 635 $ 815
Foreign Currency Translation Adjustment [Member]      
Changes in the components of accumulated other comprehensive income [Line Items]      
Accumulated other comprehensive income (loss), net of tax, beginning balance (161)    
Other comprehensive (loss) income before reclassifications 309    
Reclassifications from accumulated other comprehensive income (1)    
Other comprehensive (loss) income 308    
Accumulated other comprehensive income (loss), net of tax, ending balance 147 (161)  
Noncredit Other-than-Temporary Impairment Losses and Subsequent Changes in Fair Value for Certain Available-for-Sale Debt Securities [Member]      
Changes in the components of accumulated other comprehensive income [Line Items]      
Accumulated other comprehensive income (loss), net of tax, beginning balance 6    
Other comprehensive (loss) income before reclassifications 6    
Reclassifications from accumulated other comprehensive income 11    
Other comprehensive (loss) income 17    
Accumulated other comprehensive income (loss), net of tax, ending balance 23 6  
Net Unrealized Gain (Loss) on Other Available-for-Sale Securities [Member]      
Changes in the components of accumulated other comprehensive income [Line Items]      
Accumulated other comprehensive income (loss), net of tax, beginning balance 532    
Other comprehensive (loss) income before reclassifications (102)    
Reclassifications from accumulated other comprehensive income (212)    
Other comprehensive (loss) income (314)    
Accumulated other comprehensive income (loss), net of tax, ending balance 218 532  
Net Unrealized Gain (Loss) on Derivative Instruments [Member]      
Changes in the components of accumulated other comprehensive income [Line Items]      
Accumulated other comprehensive income (loss), net of tax, beginning balance 51    
Other comprehensive (loss) income before reclassifications (49)    
Reclassifications from accumulated other comprehensive income (10)    
Other comprehensive (loss) income (59)    
Accumulated other comprehensive income (loss), net of tax, ending balance (8) 51  
Other Gains [Member]      
Changes in the components of accumulated other comprehensive income [Line Items]      
Accumulated other comprehensive income (loss), net of tax, beginning balance 0    
Other comprehensive (loss) income before reclassifications 4    
Reclassifications from accumulated other comprehensive income 0    
Other comprehensive (loss) income 4    
Accumulated other comprehensive income (loss), net of tax, ending balance 4 0  
AOCI Attributable to Parent [Member]      
Changes in the components of accumulated other comprehensive income [Line Items]      
Accumulated other comprehensive income (loss), net of tax, beginning balance 428    
Other comprehensive (loss) income before reclassifications 168    
Reclassifications from accumulated other comprehensive income (212)    
Other comprehensive (loss) income (44)    
Accumulated other comprehensive income (loss), net of tax, ending balance 384 428  
Reclassification out of Accumulated Other Comprehensive Income [Member]      
Changes in the components of accumulated other comprehensive income [Line Items]      
Investment and other income, net 201 83 $ 212
Reclassification from AOCI related to FX losses recorded in SG&A and other operating expenses   $ 21  
Reclassification from AOCI related to derivatives recorded in revenues, R&D expenses and SG&A expenses $ 10