Securities (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Available-for-sale, Amortized Cost	$ 196,872	$ 198,433
Gross Unrealized Gains	2,324	1,362
Gross Unrealized Losses	(674)	(1,558)
Available‑for‑sale securities, at fair value	198,522	198,237
Held-to-maturity Securities [Abstract]
Held-to-maturity, Amortized Cost	54,686	57,278
Gross Unrealized Gains	647	544
Gross Unrealized Losses	(566)	(1,234)
Held-to-maturity, fair value (in dollars)	54,767	56,588
US Treasury and Government [Member]
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Available-for-sale, Amortized Cost	55,178	45,168
Gross Unrealized Gains	64	38
Gross Unrealized Losses	(51)	(95)
Available‑for‑sale securities, at fair value	55,191	45,111
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Available-for-sale, Amortized Cost	111,162	121,042
Gross Unrealized Gains	2,177	1,282
Gross Unrealized Losses	(315)	(934)
Available‑for‑sale securities, at fair value	113,024	121,390
Held-to-maturity Securities [Abstract]
Held-to-maturity, Amortized Cost	17,260	16,788
Gross Unrealized Gains	498	409
Gross Unrealized Losses	(283)	(528)
Held-to-maturity, fair value (in dollars)	17,475	16,669
Collateralized Mortgage Backed Securities [Member]
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Available-for-sale, Amortized Cost	30,532	32,223
Gross Unrealized Gains	83	42
Gross Unrealized Losses	(308)	(529)
Available‑for‑sale securities, at fair value	30,307	31,736
Held-to-maturity Securities [Abstract]
Held-to-maturity, Amortized Cost	37,426	40,490
Gross Unrealized Gains	149	135
Gross Unrealized Losses	(283)	(706)
Held-to-maturity, fair value (in dollars)	$ 37,292	$ 39,919