Share Owners' Equity (Details) - USD ($) $ / shares in Units, $ in Millions			3 Months Ended
	May. 26, 2015	Feb. 05, 2015	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015	Feb. 04, 2015
Increase (Decrease) in Share Owners' Equity
Balance			$ 279	$ 771
Issuance of common stock			$ 5
Issuance of common stock (in shares)			503,410	32,179
Reissuance of common stock			$ 4	$ 2
Reissuance of common stock (in shares)			134,602	57,459
Treasury shares purchased				$ (100)
Treasury shares purchased (in shares)				3,509,496
Stock compensation			$ 5	$ 8
Net earnings (loss)			73	75
Other comprehensive income (loss)			50	(220)
Acquisitions of noncontrolling interest				(12)
Balance			$ 416	524
Payments for Repurchase of Common Stock				$ 100
Common Stock, Number of Shares, Par Value and Other Disclosures
Common stock, shares authorized			250,000,000
Common stock, par value (in dollars per share)			$ 0.01
Shares of common stock issued (including treasury shares)			185,303,000	184,421,000	184,481,000
Treasury stock, shares			23,384,000	23,170,000	23,519,000
J. P. Morgan Securities LLC
Increase (Decrease) in Share Owners' Equity
Treasury shares purchased (in shares)	599,760	3,509,496
Payments for Repurchase of Common Stock		$ 100
Repurchase of common stock						$ 100
Percentage of repurchased common stock		85.00%
Common Stock
Increase (Decrease) in Share Owners' Equity
Balance			$ 2	$ 2
Balance			2	2
Capital in Excess of Par Value
Increase (Decrease) in Share Owners' Equity
Balance			3,064	3,066
Issuance of common stock			5
Stock compensation			5	8
Acquisitions of noncontrolling interest				(18)
Balance			3,074	3,056
Treasury Stock
Increase (Decrease) in Share Owners' Equity
Balance			(573)	(480)
Reissuance of common stock			4	2
Treasury shares purchased				(100)
Balance			(569)	(578)
Retained Loss
Increase (Decrease) in Share Owners' Equity
Balance			(305)	(440)
Net earnings (loss)			67	71
Balance			(238)	(369)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Share Owners' Equity
Balance			(2,017)	(1,494)
Other comprehensive income (loss)			46	(216)
Balance			(1,971)	(1,710)
Non-controlling Interests
Increase (Decrease) in Share Owners' Equity
Balance			108	117
Net earnings (loss)			6	4
Other comprehensive income (loss)			4	(4)
Acquisitions of noncontrolling interest				6
Balance			$ 118	$ 123