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Business Description and Summary of Significant Accounting Policies (Detail Textuals) (USD $)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Business Description and Summary Of Significant Accounting Policies [Abstract]    
Allowance for doubtful accounts $ 66,000us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 122,000us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Inventory reserve 1,254,000us-gaap_InventoryValuationReserves 714,000us-gaap_InventoryValuationReserves
Income taxes paid (net of refunds) 44,000us-gaap_IncomeTaxesPaid 314,000us-gaap_IncomeTaxesPaid
Interest paid $ 33,000us-gaap_InterestPaid $ 41,000us-gaap_InterestPaid