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Note 11 - Other Liabilities (Details) - Other Liabilities (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Other Liabilities [Abstract]    
Noncurrent pension liability $ 7,400us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent $ 4,620us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent
Other 591us-gaap_OtherSundryLiabilities 921us-gaap_OtherSundryLiabilities
$ 7,991us-gaap_OtherLiabilitiesNoncurrent $ 5,541us-gaap_OtherLiabilitiesNoncurrent