CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands, unless otherwise specified	Retained Earnings	Accumulated Other Comprehensive Income/(Loss)	Common Stock Par Value	Treasury Stock	Capital in Excess of Par Value	Non-Controlling Interest	Total
Balance at Dec. 31, 2012	$ 1,513,558	$ 60,683	$ 840	$ (625,401)	$ 430,210	$ 608	$ 1,380,498
Increase (Decrease) in Stockholders' Equity
Net income (loss)	135,095					(5)	135,090
Foreign currency translation adjustments		16,275				7	16,282
Changes in unrecognized pension gains/losses and related amortization, net of tax		3,294					3,294
Changes in treasury locks, net of tax		39					39
Stock option exercises & restricted stock vestings			12	1	55,523		55,536
Cash dividends declared on common stock	(49,674)						(49,674)
Treasury stock purchased				(80,222)			(80,222)
Balance at Sep. 30, 2013	1,598,979	80,291	852	(705,622)	485,733	610	1,460,843
Balance at Dec. 31, 2013	1,619,419	109,751	853	(744,213)	493,947	551	1,480,308
Increase (Decrease) in Stockholders' Equity
Net income (loss)	150,060					52	150,112
Foreign currency translation adjustments		(123,354)				(5)	(123,359)
Changes in unrecognized pension gains/losses and related amortization, net of tax		2,144					2,144
Changes in treasury locks, net of tax		18					18
Stock option exercises & restricted stock vestings			6	1	45,108		45,115
Cash dividends declared on common stock	(52,943)						(52,943)
Treasury stock purchased				(90,517)			(90,517)
Balance at Sep. 30, 2014	$ 1,716,536	$ (11,441)	$ 859	$ (834,729)	$ 539,055	$ 598	$ 1,410,878