CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands	Total	Comprehensive Income	Retained Earnings	Accumulated Other Comprehensive Income/(Loss)	Common Stock Par Value	Treasury Stock	Capital in Excess of Par Value	Non-Controlling Interest
Balance at Dec. 31, 2009	$ 1,253,636		$ 1,150,017	$ 186,099	$ 806	$ (356,548)	$ 272,471	$ 791
Increase (Decrease) in Stockholders' Equity
Net income	85,854	85,854	85,717					137
Foreign currency translation adjustments	(160,171)	(160,171)		(160,175)				4
Changes in unrecognized pension gains/losses and related amortization, net of tax	389	389		389
Changes in treasury locks, net of tax	41	41		41
Net gain on derivatives, net of tax	7	7		7
Comprehensive income (loss)		(73,880)
Stock option exercises & restricted stock vestings	28,135				8		28,127
Cash dividends declared on common stock	(20,288)		(20,288)
Treasury stock purchased	(32,962)					(32,962)
Balance at Jun. 30, 2010	1,154,641		1,215,446	26,361	814	(389,510)	300,598	932
Balance at Dec. 31, 2010	1,279,774		1,279,013	123,766	817	(443,019)	318,346	851
Increase (Decrease) in Stockholders' Equity
Net income	95,755	95,755	95,766					(11)
Foreign currency translation adjustments	106,004	106,004		105,994				10
Changes in unrecognized pension gains/losses and related amortization, net of tax	784	784		784
Changes in treasury locks, net of tax	43	43		43
Net gain on derivatives, net of tax	6	6		6
Comprehensive income (loss)		202,592
Stock option exercises & restricted stock vestings	28,029				6	1	28,022
Cash dividends declared on common stock	(24,100)		(24,100)
Non-Controlling interest distribution	(27)							(27)
Treasury stock purchased	(40,826)					(40,826)
Balance at Jun. 30, 2011	$ 1,445,442		$ 1,350,679	$ 230,593	$ 823	$ (483,844)	$ 346,368	$ 823