Shareholders' Equity (Tables)

3 Months Ended

Mar. 31, 2017

Stockholders' Equity Note [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

Changes in accumulated other comprehensive income (loss) ("OCI") are presented below.

	Translation Adjustments and Gains (Losses) From Intra-Entity Transactions of a Long-Term Nature			Pension and Post-Retirement Benefits			Derivative Instruments			Total
Balance at December 31, 2016, net of tax	$	(332	)	$	(127	)	$	5		$	(454	)
Gains (losses) arising during the period classified into accumulated OCI, net of tax	49			3			(3		)	49
(Gains) losses reclassified from accumulated OCI, net of tax	—			20			6			26
OCI, net of tax	49			23			3			75
Balance at March 31, 2017, net of tax	$	(283	)	$	(104	)	$	8		$	(379	)

Repurchase Of Shares Of Common Stock

Under the authority of our Board of Directors, we repurchased shares of our Common Stock during the quarters ended March 31, 2017 and 2016 as indicated below.  All amounts exclude applicable transaction fees.

	Shares Repurchased (thousands)			Dollar Value of Shares Repurchased					Remaining Dollar Value of Shares that may be Repurchased
Authorization Date	2017		2016	2017			2016		2017
December 2015	—		13,275	$	—		$	925	$	—
November 2016	6,849		—	442			—		1,473
Total	6,849	(a)	13,275	$	442	(a)	$	925	$	1,473

(a) Includes the effect of $26 million in share repurchases (0.4 million shares) with trade dates prior to March 31, 2017 but cash settlement dates subsequent to March 31, 2017 and excludes the effect of $45 million in share repurchases (0.7 million shares) with trade dates prior to December 31, 2016, but cash settlement dates subsequent to December 31, 2016.