Condensed Consolidated Statements of Comprehensive Income (Loss) Condensed Consolidated Statements of Comprehensive Income (Loss) Parentheticals (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net Investment Hedging [Member]
Foreign currency hedges, amount recognized in other comprehensive income, tax	$ (860)	$ 101
Pension Benefits [Member]
Net actuarial loss amortization, tax	282	2,192
Net prior service benefit amortization, tax	(33)	(41)
Curtailment loss, tax	0	460
Interest Rate Swap [Member]
Interest rate hedges, net gain recognized in other comprehensive income, tax	93	111
Derivatives, reclassification adjustment for amounts recognized in net income, tax	(30)	(33)
Available-for-sale Securities [Member]
Net loss recognized in other comprehensive income, tax	(567)	(8)
Available for sale securities, reclassification adjustment for amounts recognized in net income, tax	$ (18)	$ (30)