XML 64 R40.htm IDEA: XBRL DOCUMENT v2.4.0.8
Guarantees (Tables)
 12 Months Ended
Sep. 26, 2014
Guarantees [Abstract]  
Product warranty accrual
The changes in the carrying amount of the Company's warranty accrual from September 27, 2013 to September 26, 2014 were as follows ($ in millions):
 
 
Balance as of September 27, 2013
$
31

Warranties issued
8

Changes in estimates
(5
)
Settlements
(6
)
Balance as of September 26, 2014
$
28