Warranty Obligations (Tables)
 3 Months Ended
Mar. 31, 2018
Product Warranties Disclosures [Abstract]  
Changes in Warranty Liabilities [Table Text Block]
Changes in warranty liabilities — 
 
 
Three Months Ended 
 March 31,
 
 
2018
 
2017
Balance, beginning of period
 
$
76

 
$
66

Acquisitions
 


 
8

Amounts accrued for current period sales
 
10

 
7

Adjustments of prior estimates
 


 
3

Settlements of warranty claims
 
(11
)
 
(12
)
Currency impact
 
1

 
1

Balance, end of period
 
$
76

 
$
73