CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Millions	Total	Shares Issued [Member]	Capital in Excess of Par Value [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Shares [Member]	Noncontrolling Interest [Member]
Balance, beginning balance at Dec. 31, 2012	$ 8,818	$ 775	$ 4,674	$ 3,356	$ 163	$ (182)	$ 32
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Loss	(314)	0	0	(345)	0	0	31
Other Comprehensive Loss	(350)	0	0	0	(350)	0	0
Dividends Paid to Noncontrolling Interests	(27)	0	0	0	0	0	(27)
Equity Awards Granted, Vested and Exercised	77	0	(68)	0	0	145	0
Excess Tax Benefit of Share-Based Compensation Plans	(1)	0	(1)	0	0	0	0
Other	0	0	(5)	0	0	0	5
Balance, ending balance at Dec. 31, 2013	8,203	775	4,600	3,011	(187)	(37)	41
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Loss	(539)	0	0	(584)	0	0	45
Other Comprehensive Loss	(694)	0	0	0	(694)	0	0
Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Redeemable	27	0	0	0	0	0	27
Dividends Paid to Noncontrolling Interests	(39)	0	0	0	0	0	(39)
Change in Common Shares Associated with Redomestication	11	(778)	750	0	0	39	0
Equity Awards Granted, Vested and Exercised	56	4	54	0	0	(2)	0
Excess Tax Benefit of Share-Based Compensation Plans	7	0	7	0	0	0	0
Other	1	0	0	0	0	0	1
Balance, ending balance at Dec. 31, 2014	7,033	1	5,411	2,427	(881)	0	75
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Loss	(1,951)			(1,985)	0	0	34
Other Comprehensive Loss	(760)	0	0	0	(760)	0	0
Dividends Paid to Noncontrolling Interests	(48)	0	0	0	0	0	(48)
Equity Awards Granted, Vested and Exercised	91	0	91	0	0	0	0
Balance, ending balance at Dec. 31, 2015	$ 4,365	$ 1	$ 5,502	$ 442	$ (1,641)	$ 0	$ 61