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Derivatives and Hedging Activity (Details Textual) (USD $)
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2012
Dec. 31, 2013
Derivatives, Fair Value [Line Items]            
Derivative, Collateral, Obligation to Return Cash $ 0   $ 0     $ 0
Derivatives And Hedging Activity (Textual) [Abstract]            
Cash flow hedge ineffectiveness in earnings materiality $3,000 less than a  $1,000 3000 less than $1,000    
Estimated additional accumulated other comprehensive Income/(Loss) transferred to interest expense 4,400,000   4,400,000      
Derivative instruments not designated as hedging instruments, gain (loss), net 0 280,000 0   275,000  
Fair value of derivatives in a net liability position 2,400,000   2,400,000      
Payment required to pay for contract termination $ 2,400,000   $ 2,400,000