Shareholders' Equity (Shareholders' Equity Activity) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended					9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Par Value of Issued Shares [Member]	Sep. 30, 2013 Par Value of Issued Shares [Member]	Dec. 31, 2012 Par Value of Issued Shares [Member]	Sep. 30, 2014 Capital in Excess of Par Value [Member]	Sep. 30, 2013 Capital in Excess of Par Value [Member]	Sep. 30, 2014 Retained Earnings [Member]	Sep. 30, 2013 Retained Earnings [Member]	Sep. 30, 2014 Accumulated Other Comprehensive Income (Loss) [Member]	Sep. 30, 2013 Accumulated Other Comprehensive Income (Loss) [Member]	Sep. 30, 2014 Treasury Shares [Member]	Sep. 30, 2013 Treasury Shares [Member]	Sep. 30, 2014 Noncontrolling Interests [Member]	Sep. 30, 2013 Noncontrolling Interests [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning balance			$ 8,203	$ 8,818	$ 775	$ 775	$ 775	$ 4,600	$ 4,674	$ 3,011	$ 3,356	$ (187)	$ 163	$ (37)	$ (182)	$ 41	$ 32
Net Income (Loss)	89	31	(76)	(50)						(109)	(74)					33	24
Other Comprehensive Loss	(207)	96	(243)	(226)								(243)	(226)
Consolidation of Joint Venture			27													27
Dividends Paid to Noncontrolling Interests			(22)	(19)												(22)	(19)
Change in Common Shares, Treasury Shares and Paid in Capital Associated with Redomestication			11		(778)			750		0				39
Equity Awards Granted, Vested and Exercised			42	58	4			40	(51)					(2)	109
Other			0	0				0	(4)							0	4
Balance, ending balance	$ 7,942	$ 8,581	$ 7,942	$ 8,581	$ 1	$ 775	$ 775	$ 5,390	$ 4,619	$ 2,902	$ 3,282	$ (430)	$ (63)	$ 0	$ (73)	$ 79	$ 41