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16. Income Tax (Details Narrative) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Undistributed earnings of the Company's foreign subsidiaries $ 10,700us-gaap_UndistributedEarningsOfForeignSubsidiaries $ 9,200us-gaap_UndistributedEarningsOfForeignSubsidiaries $ 9,500us-gaap_UndistributedEarningsOfForeignSubsidiaries
Federal      
Operating loss carryforwards 114,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_InternalRevenueServiceIRSMember
   
State      
Operating loss carryforwards $ 117,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_StateAndLocalJurisdictionMember