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Consolidated Statements of Comprehensive Income (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Currency translation adjustments, income tax benefit	$ 385
Change in unrecognized net periodic pension costs, income tax benefit	134	225
Amounts recognized in interest expense, income tax benefit	$ 8	$ 8

Tax effect of current period adjustment resulting from gains and losses on intercompany foreign currency transactions that are of a long-term-investment nature, that is, settlement is not planned or anticipated in the foreseeable future. Applies when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting entity's financial statements. Reported in equity as part of accumulated other comprehensive income.

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