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Warranty Obligations (Tables)
 9 Months Ended
Sep. 30, 2015
Product Warranties Disclosures [Abstract]  
Changes in Warranty Liabilities
Changes in warranty liabilities — 
 
Three Months Ended 
 September 30,
 
Nine Months Ended 
 September 30,
 
2015
 
2014
 
2015
 
2014
Balance, beginning of period
$
48

 
$
59

 
$
47

 
$
54

Amounts accrued for current period sales
6

 
7

 
20

 
16

Adjustments of prior estimates


 
3

 
4

 
14

Settlements of warranty claims
(7
)
 
(7
)
 
(23
)
 
(22
)
Currency impact
(1
)
 
(2
)
 
(2
)
 
(2
)
Balance, end of period
$
46

 
$
60

 
$
46

 
$
60