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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Mar. 31, 2015
Dec. 31, 2014
CONSOLIDATED BALANCE SHEETS    
Allowance for doubtful accounts $ 763,000us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 250,000us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Preferred stock, par value (in dollars per share) $ 1.00us-gaap_PreferredStockParOrStatedValuePerShare $ 1.00us-gaap_PreferredStockParOrStatedValuePerShare
Preferred stock, shares authorized 4,000,000us-gaap_PreferredStockSharesAuthorized 5,000,000us-gaap_PreferredStockSharesAuthorized
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 35,000,000us-gaap_CommonStockSharesAuthorized 35,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 21,591,126us-gaap_CommonStockSharesIssued 14,216,540us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 21,591,126us-gaap_CommonStockSharesOutstanding 14,216,540us-gaap_CommonStockSharesOutstanding
Treasury stock, shares 48,445us-gaap_TreasuryStockShares