Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Millions	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Non-Controlling Interest
Balance at Dec. 31, 2013	$ 2,241	$ 2	$ 1,753	$ 405	$ 167	$ (86)	$ 0
Stockholders' Equity [Roll Forward]
Net income	337			337
Other comprehensive loss, net	(266)				(266)
Dividends declared	(94)			(94)
Stock incentive plan activity	43		43
Repurchase of common stock	(134)					(134)
Balance at Dec. 31, 2014	2,127	2	1,796	648	(99)	(220)	0
Stockholders' Equity [Roll Forward]
Net income	340			340
Other comprehensive loss, net	(139)				(139)
Dividends declared	(103)			(103)
Stock incentive plan activity	38		38
Repurchase of common stock	(179)					(179)
Balance at Dec. 31, 2015	2,084	2	1,834	885	(238)	(399)	0
Stockholders' Equity [Roll Forward]
Net income	260			260
Other comprehensive loss, net	(80)				(80)
Dividends declared	(112)			(112)
Stock incentive plan activity	42		42
Repurchase of common stock	(4)					(4)
Acquisition activity	17						17
Balance at Dec. 31, 2016	$ 2,207	$ 2	$ 1,876	$ 1,033	$ (318)	$ (403)	$ 17