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Junior Subordinated Debt/Trust Preferred Securities (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Debt Instrument [Line Items]        
Gain (loss) on fair value of financial liability $ 95,000 $ 141,000 $ (34,000) $ (519,000)
Adjustment related to fair value calculations net of tax 56,000 83,000 (20,000) (305,000)
Junior Subordinated Debt [Member]
       
Debt Instrument [Line Items]        
Amount of junior subordinated debentures relating to trust preferred securities $ 15,000,000   $ 15,000,000  
Maximum number of consecutive quarters the entity defer interest payments without default or penalty     20  
Life of debt instrument     30 years  
Significant Unobservable Inputs Level 3 [Member] | Discounted Cash Flow Valuation Technique [Member] | Junior Subordinated Debt [Member]
       
Debt Instrument [Line Items]        
Discount rate used in the valuation of debt instrument (in hundredths)     7.53% 8.19%
London Interbank Offered Rate (LIBOR) [Member] | Junior Subordinated Debt [Member]
       
Debt Instrument [Line Items]        
Basis spread on variable rate     1.29%