Securities - Summary of Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 100,291	$ 102,587
Gross Unrealized Gains	402	450
Gross Unrealized Losses	(865)	(1,477)
Fair Value	99,828	101,560
U.S. Treasury and federal agency
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	4,545	4,550
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(27)	(50)
Fair Value	4,518	4,500
U.S. government sponsored entities and agencies
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	12,151	9,186
Gross Unrealized Gains	3	0
Gross Unrealized Losses	(111)	(188)
Fair Value	12,043	8,998
U.S. agency mortgage-backed securities: residential
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	22,303	25,790
Gross Unrealized Gains	33	32
Gross Unrealized Losses	(94)	(196)
Fair Value	22,242	25,626
U.S. agency collateralized mortgage obligations: residential
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	24,538	25,367
Gross Unrealized Gains	28	23
Gross Unrealized Losses	(564)	(684)
Fair Value	24,002	24,706
State and political subdivisions
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	25,662	27,853
Gross Unrealized Gains	150	17
Gross Unrealized Losses	(31)	(262)
Fair Value	25,781	27,608
Corporate debt securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	9,512	8,012
Gross Unrealized Gains	28	5
Gross Unrealized Losses	(20)	(85)
Fair Value	9,520	7,932
Equity securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	1,580	1,829
Gross Unrealized Gains	160	373
Gross Unrealized Losses	(18)	(12)
Fair Value	$ 1,722	$ 2,190