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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Statement of Financial Position [Abstract]    
Accounts receivable, allowance $ 349us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 408us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Preferred stock, par value (in dollars per share) $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
Preferred stock, authorized shares 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, par value (in dollars per share) $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare
Common stock, authorized shares 50,000,000us-gaap_CommonStockSharesAuthorized 50,000,000us-gaap_CommonStockSharesAuthorized
Common stock, issued shares 12,854,517us-gaap_CommonStockSharesIssued 12,619,835us-gaap_CommonStockSharesIssued
Common stock, outstanding shares 11,386,240us-gaap_CommonStockSharesOutstanding 11,250,903us-gaap_CommonStockSharesOutstanding
Treasury stock, shares 1,468,277us-gaap_TreasuryStockShares 1,368,932us-gaap_TreasuryStockShares