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Restructuring Charges/Other (Tables)
 3 Months Ended
Mar. 31, 2017
Restructuring And Related Activities [Abstract]  
Changes in Accrued Restructuring Balances

 

Balance, December 31, 2016

$

 

40

 

Restructuring charges

 

 

4

 

Payments

 

 

(4

)

Non-cash items (a)

 

 

(1

)

Balance, March 31, 2017

$

 

39

 

(a)

Reflects charges for impacts of accelerated depreciation and changes in exchange rates.