Investment Securities (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Held-to-Maturity:    
Amortized Cost $ 7,349 $ 4,051
Fair Value 7,691 4,437
Available-for-sale Securities    
Available-for-Sale:    
Total Amortized Cost 145,052 167,303
Gross Unrealized Gains 4,556 2,293
Gross Unrealized Losses (18) (731)
Other than Temporary Impairment Losses Investment Available for Sale Securities 0 0
Total Fair Value 149,590 168,865
Available-for-sale Securities | Obligations of U.S. Government sponsored enterprises    
Available-for-Sale:    
Total Amortized Cost 25,717 21,123
Gross Unrealized Gains 567 4
Gross Unrealized Losses 0 (88)
Other than Temporary Impairment Losses Investment Available for Sale Securities 0 0
Total Fair Value 26,284 21,039
Available-for-sale Securities | Municipal securities    
Available-for-Sale:    
Total Amortized Cost 14,170 14,699
Gross Unrealized Gains 690 240
Gross Unrealized Losses 0 (170)
Other than Temporary Impairment Losses Investment Available for Sale Securities 0 0
Total Fair Value 14,860 14,769
Available-for-sale Securities | Residential mortgage-backed securities    
Available-for-Sale:    
Total Amortized Cost 105,165 131,481
Gross Unrealized Gains 3,299 2,049
Gross Unrealized Losses (18) (473)
Other than Temporary Impairment Losses Investment Available for Sale Securities 0 0
Total Fair Value 108,446 133,057
Held-to-maturity Securities    
Held-to-Maturity:    
Amortized Cost 7,349  
Held-to-maturity Securities, Accumulated Unrecognized Holding Gain 342  
Held-to-maturity Securities, Accumulated Unrecognized Holding Loss 0  
Other than Temporary Impairment Losses Investment Held to Maturity Securities 0  
Fair Value 7,691  
Held-to-maturity Securities | Residential mortgage-backed securities    
Held-to-Maturity:    
Amortized Cost 3,072 4,051
Held-to-maturity Securities, Accumulated Unrecognized Holding Gain 342 386
Held-to-maturity Securities, Accumulated Unrecognized Holding Loss 0 0
Other than Temporary Impairment Losses Investment Held to Maturity Securities 0 0
Fair Value 3,414 4,437
Held-to-maturity Securities | Commercial mortgage-backed securities    
Held-to-Maturity:    
Amortized Cost 4,277 0
Held-to-maturity Securities, Accumulated Unrecognized Holding Gain 0  
Held-to-maturity Securities, Accumulated Unrecognized Holding Loss 0  
Other than Temporary Impairment Losses Investment Held to Maturity Securities 0  
Fair Value $ 4,277 $ 0