CONSOLIDATED STATEMENTS OF EQUITY (Unaudited) - 3 months ended Mar. 31, 2016 - USD ($) $ in Thousands	Total	Common Stock Par Value [Member]	Capital in Excess of Par Value [Member]	Retained Earnings/(Accumulated Deficit) [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Stockholders' Equity [Member]	Noncontrolling Interest ("NCI") [Member]
Beginning Balance at Dec. 31, 2015	$ 1,546,721	$ 246,841	$ 1,687,059	$ (260,884)	$ (93,955)	$ (92,262)	$ 1,486,799	$ 59,922
Net loss	(2,444)			(2,172)			(2,172)	(272)
Other comprehensive income (loss) net of tax	27,453				27,466		27,466	(13)
Common stock issued		1,907	(1,907)
Stock-based compensation charges	458		458				458
Purchase of treasury shares	(2,200)					(2,200)	(2,200)
Retirement of common stock		(374)	(549)			923
Ending Balance at Mar. 31, 2016	$ 1,569,988	$ 248,374	$ 1,685,061	$ (263,056)	$ (66,489)	$ (93,539)	$ 1,510,351	$ 59,637