XML 117 R81.htm IDEA: XBRL DOCUMENT v3.3.1.900
Commitments and Contingencies - Warranty Reserve Activity (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Movement in Standard Product Warranty Accrual [Roll Forward]      
Beginning balance at January 1 $ 7 $ 8 $ 8
Accruals for warranties issued 9 16 15
Settlements (in cash or kind) (10) (17) (15)
Balance at end of period $ 6 $ 7 $ 8