Restructuring (Tables)

6 Months Ended

Jun. 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				21			3			24
	Restructuring payment/utilization T17				(20		)	(3		)	(23		)
	Restructuring payment/utilization T15				(1		)	(1		)	(2		)
Balance as of June 30, 2017					$	1		$	4		$	5
		Personnel Related			Facility Related			Other (a)			Total
Balance as of January 1, 2017		$	5		$	1		$	—		$	6
	Restructuring expense T17	12			—			12			24
	Restructuring payment/utilization T17	(11		)	—			(12		)	(23		)
	Restructuring payment/utilization T15	(2		)	—			—			(2		)
Balance as of June 30, 2017		$	4		$	1		$	—		$	5

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