Investment Securities (Details 1) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value	$ 60,843	$ 54,507
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses	326	182
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	31,092	34,412
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses	562	617
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	91,935	88,919
Available-for-sale Securities, Continuous Unrealized Loss Position, Unrealized Losses	888	799
U.S. Government agencies [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value	27,968	41,574
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses	87	138
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	6,985	6,954
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses	163	209
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	34,953	48,528
Available-for-sale Securities, Continuous Unrealized Loss Position, Unrealized Losses	250	347
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value	0	0
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses	0	0
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	2,595	2,708
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses	81	83
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	2,595	2,708
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss, Unrealized Losses	81	83
Mortgage-backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value	32,875	12,933
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses	239	44
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	24,107	26,828
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses	399	408
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	56,982	39,761
Available-for-sale Securities, Continuous Unrealized Loss Position, Unrealized Losses	$ 638	$ 452