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Stock Repurchase Program (Details Textual) (USD $)
0 Months Ended
Apr. 03, 2009
Dec. 31, 2014
Equity, Class of Treasury Stock [Line Items]    
Payments for Repurchase of Common Stock $ 1,000,000us-gaap_PaymentsForRepurchaseOfCommonStock  
Sale of Stock, Price Per Share $ 5us-gaap_SaleOfStockPricePerShare  
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased   81,482us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased
Preferred Stock, Redemption Price Per Share   $ 0.61us-gaap_PreferredStockRedemptionPricePerShare
Stock Repurchase Program, Remaining Authorized Repurchase Amount   $ 50,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1