Restructuring (Tables)

3 Months Ended

Mar. 31, 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
	T17 restructuring expense	7			—			7
	T17 restructuring payment	(2		)	—			(2		)
	T15 restructuring payment	—			(1		)	(1		)
Balance as of March 31, 2017		$	6		$	4		$	10
		Personnel Related			Facility Related			Total
Balance as of January 1, 2017		$	5		$	1		$	6
	T17 restructuring expense	7			—			7
	T17 restructuring payment	(2		)	—			(2		)
	T15 restructuring payment	(1		)	—			(1		)
Balance as of March 31, 2017		$	9		$	1		$	10