CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (USD $) In Thousands	Total	Common Stock Issued	Common Stock Treasury	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests
Balances at Dec. 31, 2009	$ 1,509,834	$ 139,234	$ (735,016)	$ 137,746	$ 2,133,297	$ (201,684)	$ 36,257
Increase (Decrease) in Stockholders' Equity
Net income	41,389				37,697		3,692
Cash dividends declared:
Common @ $0.41 and $0.41 per share in 2011 and 2010, respectively	(33,095)				(33,095)
Noncontrolling interests	(3,948)						(3,948)
Translation adjustments, net of deferred income taxes of $(7,473) and $15,989 in 2011 and 2010, respectively	(99,092)					(97,941)	(1,151)
Cash flow hedging instrument adjustments, net of deferred income taxes of $(1,742) and ($3,208) in 2011 and 2010, respectively	9,486					9,486
Contributions of equity from noncontrolling interests	354						354
Pension liability adjustments, net of deferred income taxes of $947 and $(11,095) in 2011 and 2010, respectively	25,486					25,486
Marketable securities unrealized gains, net of deferred income taxes of $2 and $2 in 2011 and 2010, respectively	(3)					(3)
Stock options exercised, 86,022 and 71,078 shares in 2011 and 2010, respectively	626	88	(836)	1,374
Net issuance of stock - vesting of restricted stock units, 92,630 and 69,515 shares in 2011 and 2010, respectively	(1,306)	136	(1,254)	(188)
Amortization of unearned portion of stock-based compensation, net of forfeitures	1,754			1,754
Balances at Jun. 30, 2010	1,451,485	139,458	(737,106)	140,686	2,137,899	(264,656)	35,204
Balances at Dec. 31, 2010	1,468,145	139,514	(737,106)	141,298	2,073,920	(185,932)	36,451
Increase (Decrease) in Stockholders' Equity
Net income	51,547				49,158		2,389
Cash dividends declared:
Common @ $0.41 and $0.41 per share in 2011 and 2010, respectively	(33,092)				(33,092)
Noncontrolling interests	(761)						(761)
Translation adjustments, net of deferred income taxes of $(7,473) and $15,989 in 2011 and 2010, respectively	54,232					53,473	759
Cash flow hedging instrument adjustments, net of deferred income taxes of $(1,742) and ($3,208) in 2011 and 2010, respectively	6,688					6,688
Contributions of equity from noncontrolling interests	1,181						1,181
Pension liability adjustments, net of deferred income taxes of $947 and $(11,095) in 2011 and 2010, respectively	(2,236)					(2,236)
Marketable securities unrealized gains, net of deferred income taxes of $2 and $2 in 2011 and 2010, respectively	(3)					(3)
Stock options exercised, 86,022 and 71,078 shares in 2011 and 2010, respectively	1,314	108		1,206
Net issuance of stock - vesting of restricted stock units, 92,630 and 69,515 shares in 2011 and 2010, respectively	226	151	(910)	985
Amortization of unearned portion of stock-based compensation, net of forfeitures	1,874			1,874
Balances at Jun. 30, 2011	$ 1,549,115	$ 139,773	$ (738,016)	$ 145,363	$ 2,089,986	$ (128,010)	$ 40,019