Investment Securities (Details 1) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 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	$ 29,056	$ 54,507
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses	62	182
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	22,488	33,782
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses	461	617
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	51,544	88,289
Available-for-sale Securities, Continuous Unrealized Loss Position, Unrealized Losses	523	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	14,989	41,574
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses	19	138
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	0	6,954
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses	141	209
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	14,989	48,528
Available-for-sale Securities, Continuous Unrealized Loss Position, Unrealized Losses	160	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	2,532	2,708
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses	43	83
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	2,532	2,708
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss, Unrealized Losses	43	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	14,067	12,933
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses	43	44
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	22,488	26,828
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses	320	408
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	36,555	39,761
Available-for-sale Securities, Continuous Unrealized Loss Position, Unrealized Losses	$ 363	$ 452