Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity Accumulated Other Comprehensive Income (Details)

v3.3.1.900
Stockholders' Equity Accumulated Other Comprehensive Income (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Mar. 27, 2016
Mar. 29, 2015
Mar. 27, 2016
Mar. 29, 2015
Accumulated Other Comprehensive Income Attributable to Parent, Net of Tax [Roll Forward]        
Balance at beginning of period     $ 195  
Balance at end of period $ 160   160  
Investment income, net 127 $ 204 226 $ 439
Foreign Currency Translation Adjustment [Member]        
Accumulated Other Comprehensive Income Attributable to Parent, Net of Tax [Roll Forward]        
Balance at beginning of period     (160)  
Other Comprehensive Loss before reclassifications     (11)  
Reclassifications from accumulated other comprehensive income (loss)     6  
Other comprehensive income (loss)     (5)  
Balance at end of period (165)   (165)  
Noncredit Other-than-Temporary Impairment Losses and Subsequent Changes in Fair Value for Certain Available-for-Sale Debt Securities [Member]        
Accumulated Other Comprehensive Income Attributable to Parent, Net of Tax [Roll Forward]        
Balance at beginning of period     4  
Other Comprehensive Loss before reclassifications     (8)  
Reclassifications from accumulated other comprehensive income (loss)     (5)  
Other comprehensive income (loss)     (13)  
Balance at end of period (9)   (9)  
Net Unrealized Gain (Loss) on Other Available-for-Sale Securities [Member]        
Accumulated Other Comprehensive Income Attributable to Parent, Net of Tax [Roll Forward]        
Balance at beginning of period     297  
Other Comprehensive Loss before reclassifications     (41)  
Reclassifications from accumulated other comprehensive income (loss)     23  
Other comprehensive income (loss)     (18)  
Balance at end of period 279   279  
Net Unrealized Gain (Loss) on Derivative Instruments [Member]        
Accumulated Other Comprehensive Income Attributable to Parent, Net of Tax [Roll Forward]        
Balance at beginning of period     54  
Other Comprehensive Loss before reclassifications     0  
Reclassifications from accumulated other comprehensive income (loss)     1  
Other comprehensive income (loss)     1  
Balance at end of period 55   55  
Total Accumulated Other Comprehensive Income [Member]        
Accumulated Other Comprehensive Income Attributable to Parent, Net of Tax [Roll Forward]        
Balance at beginning of period     195  
Other Comprehensive Loss before reclassifications     (60)  
Reclassifications from accumulated other comprehensive income (loss)     25  
Other comprehensive income (loss)     (35)  
Balance at end of period 160   160  
Reclassification out of Accumulated Other Comprehensive Income [Member]        
Accumulated Other Comprehensive Income Attributable to Parent, Net of Tax [Roll Forward]        
Investment income, net $ 11 $ 47 $ 18 $ 118