Deposits (Details) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Contractual Maturities of Time Deposits [Abstract]    
Deposits, Total $ 503,038,000 $ 378,188,000
Marlin Business Bank [Member]
   
Contractual Maturities of Time Deposits [Abstract]    
2013 205,848,000  
2014 155,109,000  
2015 78,753,000  
2016 50,382,000  
2017 12,946,000  
Thereafter 0  
Deposits, Total 503,038,000  
Maximum time deposit liability denomination 250,000  
Weighted average all-in interest rate of deposit liabilities outstanding 0.88%  
Cash, FDIC Insured Amount $ 250,000