Restructuring (Tables)

9 Months Ended

Sep. 30, 2017

Restructuring and Related Activities [Abstract]

Summary Of Changes To Restructuring-Related Liabilities

					Americas			International			Total
Balance as of January 1, 2017					$	1		$	5		$	6
	Restructuring expense:
	T17				24			7			31
	Restructuring payment/utilization:
	T17				(23		)	(7		)	(30		)
	T15				(1		)	(2		)	(3		)
	Acquisition integration				—			(1		)	(1		)
Balance as of September 30, 2017					$	1		$	2		$	3
		Personnel Related			Facility Related			Other (a)			Total
Balance as of January 1, 2017		$	5		$	1		$	—		$	6
	Restructuring expense:
	T17	17			—			14			31
	Restructuring payment/utilization:
	T17	(15		)	(1		)	(14		)	(30		)
	T15	(3		)	—			—			(3		)
	Acquisition integration	(1		)	—			—			(1		)
Balance as of September 30, 2017		$	3		$	—		$	—		$	3

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^(a)  Includes expenses primarily related to the disposition of vehicles.