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Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for doubtful accounts $ 147us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 516us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Preferred stock, par value $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
Preferred stock, shares authorized 5,000,000us-gaap_PreferredStockSharesAuthorized 5,000,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued      
Preferred stock, shares outstanding      
Common stock, par value $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized 20,000,000us-gaap_CommonStockSharesAuthorized 20,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 5,005,803us-gaap_CommonStockSharesIssued 4,995,963us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 5,005,803us-gaap_CommonStockSharesOutstanding 4,995,963us-gaap_CommonStockSharesOutstanding