Securities - Schedule of Marketable Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Available for sale at fair value:
Available for sale at fair value, Within one year	$ 2,400
Available for sale at fair value yield, Within one year	1.41%
Available for sale at fair value, After one through five years	$ 5,366
Available for sale at fair value yield, After one through five years	1.82%
Available for sale at fair value, After five through ten years	$ 10,253
Available for sale at fair value yield, After five through ten years	2.08%
Available for sale at fair value, After ten years	$ 27,247
Available for sale at fair value yield, After ten years	2.58%
Available-for-sale Securities	$ 45,266	$ 52,865
Available for sale at fair value yield	2.32%
Held to maturity at cost:
Held to maturity at cost, Within one year	$ 314
Held to maturity at cost yield, Within one year	1.30%
Held to maturity at cost, After one through five years	$ 70
Held to maturity at cost yield, After one through five years	4.92%
Held to maturity at cost, After five through ten years	$ 11,737
Held to maturity at cost yield, After five through ten years	4.82%
Held to maturity at cost, After ten years	$ 16,607
Held to maturity at cost yield, After ten years	3.59%
Held to maturity Securities	$ 28,728	18,471
Held to maturity at cost yield,	4.07%
U.S. Government sponsored entities
Available for sale at fair value:
Available for sale at fair value, Within one year	$ 7
Available for sale at fair value yield, Within one year	1.00%
Available for sale at fair value, After one through five years	$ 3,800
Available for sale at fair value yield, After one through five years	1.61%
Available for sale at fair value, After five through ten years	$ 929
Available for sale at fair value yield, After five through ten years	2.08%
Available for sale at fair value, After ten years	$ 2,306
Available for sale at fair value yield, After ten years	2.04%
Available-for-sale Securities	$ 7,042	6,581
Available for sale at fair value yield	1.81%
Held to maturity at cost:
Held to maturity at cost, Within one year	$ 0
Held to maturity at cost yield, Within one year	0.00%
Held to maturity at cost, After one through five years	$ 0
Held to maturity at cost yield, After one through five years	0.00%
Held to maturity at cost, After five through ten years	$ 0
Held to maturity at cost yield, After five through ten years	0.00%
Held to maturity at cost, After ten years	$ 3,774
Held to maturity at cost yield, After ten years	1.97%
Held to maturity Securities	$ 3,774	3,988
Held to maturity at cost yield,	1.97%
State and political subdivisions
Available for sale at fair value:
Available for sale at fair value, Within one year	$ 0
Available for sale at fair value yield, Within one year	0.00%
Available for sale at fair value, After one through five years	$ 581
Available for sale at fair value yield, After one through five years	2.86%
Available for sale at fair value, After five through ten years	$ 1,526
Available for sale at fair value yield, After five through ten years	3.16%
Available for sale at fair value, After ten years	$ 3,543
Available for sale at fair value yield, After ten years	2.73%
Available-for-sale Securities	$ 5,650	10,782
Available for sale at fair value yield	2.86%
Held to maturity at cost:
Held to maturity at cost, Within one year	$ 264
Held to maturity at cost yield, Within one year	0.75%
Held to maturity at cost, After one through five years	$ 0
Held to maturity at cost yield, After one through five years	0.00%
Held to maturity at cost, After five through ten years	$ 492
Held to maturity at cost yield, After five through ten years	5.08%
Held to maturity at cost, After ten years	$ 1,604
Held to maturity at cost yield, After ten years	4.63%
Held to maturity Securities	$ 2,360	2,364
Held to maturity at cost yield,	4.29%
Residential mortgage-backed securities
Available for sale at fair value:
Available for sale at fair value, Within one year	$ 0
Available for sale at fair value yield, Within one year	0.00%
Available for sale at fair value, After one through five years	$ 780
Available for sale at fair value yield, After one through five years	2.15%
Available for sale at fair value, After five through ten years	$ 3,513
Available for sale at fair value yield, After five through ten years	2.46%
Available for sale at fair value, After ten years	$ 19,414
Available for sale at fair value yield, After ten years	2.82%
Available-for-sale Securities	$ 23,707	26,439
Available for sale at fair value yield	2.75%
Held to maturity at cost:
Held to maturity at cost, Within one year	$ 50
Held to maturity at cost yield, Within one year	4.19%
Held to maturity at cost, After one through five years	$ 70
Held to maturity at cost yield, After one through five years	4.92%
Held to maturity at cost, After five through ten years	$ 166
Held to maturity at cost yield, After five through ten years	5.22%
Held to maturity at cost, After ten years	$ 5,365
Held to maturity at cost yield, After ten years	3.07%
Held to maturity Securities	$ 5,651	6,232
Held to maturity at cost yield,	3.17%
Commercial mortgage-backed securities
Held to maturity at cost:
Held to maturity at cost, Within one year	$ 0
Held to maturity at cost yield, Within one year	0.00%
Held to maturity at cost, After one through five years	$ 0
Held to maturity at cost yield, After one through five years	0.00%
Held to maturity at cost, After five through ten years	$ 0
Held to maturity at cost yield, After five through ten years	0.00%
Held to maturity at cost, After ten years	$ 3,849
Held to maturity at cost yield, After ten years	2.76%
Held to maturity Securities	$ 3,849	3,902
Held to maturity at cost yield,	2.76%
Corporate and other securities
Available for sale at fair value:
Available for sale at fair value, Within one year	$ 2,393
Available for sale at fair value yield, Within one year	1.41%
Available for sale at fair value, After one through five years	$ 205
Available for sale at fair value yield, After one through five years	1.53%
Available for sale at fair value, After five through ten years	$ 4,285
Available for sale at fair value yield, After five through ten years	1.40%
Available for sale at fair value, After ten years	$ 1,984
Available for sale at fair value yield, After ten years	0.55%
Available-for-sale Securities	$ 8,867	9,063
Available for sale at fair value yield	1.21%
Held to maturity at cost:
Held to maturity at cost, Within one year	$ 0
Held to maturity at cost yield, Within one year	0.00%
Held to maturity at cost, After one through five years	$ 0
Held to maturity at cost yield, After one through five years	0.00%
Held to maturity at cost, After five through ten years	$ 11,079
Held to maturity at cost yield, After five through ten years	4.81%
Held to maturity at cost, After ten years	$ 2,015
Held to maturity at cost yield, After ten years	8.80%
Held to maturity Securities	$ 13,094	$ 1,985
Held to maturity at cost yield,	5.42%