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CONSOLIDATED BALANCE SHEETS (in thousands, except share data) (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
CURRENT ASSETS:    
Trade accounts receivable, net of allowance $ 93us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 87us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
STOCKHOLDERS' EQUITY    
Preferred stock, authorized shares (including Series A) 5,000,000us-gaap_PreferredStockSharesAuthorized 5,000,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, issued shares 0us-gaap_PreferredStockSharesIssued 0us-gaap_PreferredStockSharesIssued
Preferred stock, outstanding shares 0us-gaap_PreferredStockSharesOutstanding 0us-gaap_PreferredStockSharesOutstanding
Common stock, authorized shares 30,000,000us-gaap_CommonStockSharesAuthorized 30,000,000us-gaap_CommonStockSharesAuthorized
Common stock, issued shares 7,861,141us-gaap_CommonStockSharesIssued 7,786,053us-gaap_CommonStockSharesIssued
Common stock, outstanding shares 7,861,141us-gaap_CommonStockSharesOutstanding 7,786,053us-gaap_CommonStockSharesOutstanding