CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) (USD $) In Thousands, except Share data	Total	Common Stock [Member]	Capital in Excess of Par Value [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss ("AOCI") [Member]	Treasury Stock [Member]	Stockholders' Equity [Member]	Noncontrolling Interest ("NCI") [Member]
Beginning Balance at Dec. 31, 2014	$ 1,539,114	$ 245,210	$ 1,676,815	$ (239,572)	$ (97,808)	$ (96,441)	$ 1,488,204	$ 50,910
Beginning Balance (in shares) at Dec. 31, 2014		245,209,850
Net Loss	(12,048)			(14,507)			(14,507)	2,459
Other comprehensive loss, net of tax	(18,915)				(18,882)		(18,882)	(33)
Share vesting		990	(990)
Share vesting (in shares)		990,039
Stock-based compensation charges	4,278		3,806			472	4,278
Purchase of treasury shares	(1,003)					(1,003)	(1,003)
Ending Balance at Mar. 31, 2015	$ 1,511,426	$ 246,200	$ 1,679,631	$ (254,079)	$ (116,690)	$ (96,972)	$ 1,458,090	$ 53,336
Ending Balance (in shares) at Mar. 31, 2015		246,199,889