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CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parentheticals) (USD $)
In Thousands, except Per Share data, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Allowance for doubtful accounts (in Dollars) $ 117us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 120us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Preferred stock par value (in Dollars per share) $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
Preferred stock, shares authorized 1,500us-gaap_PreferredStockSharesAuthorized 1,500us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued 0us-gaap_PreferredStockSharesIssued 0us-gaap_PreferredStockSharesIssued
Preferred stock, shares outstanding 0us-gaap_PreferredStockSharesOutstanding 0us-gaap_PreferredStockSharesOutstanding
Common stock, par value (in Dollars per share) $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized 11,000us-gaap_CommonStockSharesAuthorized 11,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 6,443us-gaap_CommonStockSharesIssued 6,434us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 6,059us-gaap_CommonStockSharesOutstanding 6,050us-gaap_CommonStockSharesOutstanding
Treasury stock, shares 384us-gaap_TreasuryStockShares 384us-gaap_TreasuryStockShares