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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Accounts receivable, reserve for doubtful accounts $ 40,644us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 10,000us-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 80,000,000us-gaap_CommonStockSharesAuthorized 80,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 32,774,374us-gaap_CommonStockSharesIssued 31,925,741us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 32,774,374us-gaap_CommonStockSharesOutstanding 31,925,741us-gaap_CommonStockSharesOutstanding