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Consolidated Statements Of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Consolidated Statements Of Comprehensive Income [Abstract]
Net income	$ 4,277	$ 2,998
Other comprehensive income:
Foreign currency translation adjustment (net of tax benefit of $634 in 2013 and tax of $1,033 in 2012)	865	4,973
Derivative financial instruments adjustment (net of tax benefit of $299 in 2013 and tax of $289 in 2012)	(518)	471
Amortization of prior service costs and net gains or losses (net of tax of $1,336 in 2013 and $943 in 2012)	2,313	1,631
Other comprehensive income	2,660	7,075
Comprehensive income	$ 6,937	$ 10,073

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- Definition

Net of tax amount of the income statement impact of the reclassification adjustment for actuarial (gains) losses and prior service costs recognized as a component of net periodic benefit cost.

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The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the reporting entity. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, but excludes any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Net of tax and reclassification adjustments of the change in the balance sheet adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity. Also includes the following: gain (loss) on foreign currency forward exchange contracts; foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements; and gain (loss) on a derivative instrument or nonderivative financial instrument that may give rise to a foreign currency transaction gain (loss) that has been designated and qualified as a hedging instrument for hedging of the foreign currency exposure of a net investment in a foreign operation.

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Net of tax amount of other comprehensive income (loss) attributable to both parent entity and noncontrolling interest.

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