Securities - Amortized Cost and Fair Value of Available-for-sale Securities (Details) - USD ($)	Sep. 30, 2016	Dec. 31, 2015
Debt securities available-for-sale:
Amortized Cost	$ 137,901,000	$ 166,984,000
Gross Unrealized Gains	1,167,000	475,000
Gross Unrealized Losses	(440,000)	(1,046,000)
Fair Value	138,627,905	166,413,218
U.S. Government-sponsored enterprises (GSEs) [Member]
Debt securities available-for-sale:
Amortized Cost	18,297,000	22,745,000
Gross Unrealized Gains	21,000	48,000
Gross Unrealized Losses	(30,000)	(50,000)
Fair Value	18,288,000	22,743,000
Municipal securities [Member]
Debt securities available-for-sale:
Amortized Cost	7,661,000	7,614,000
Gross Unrealized Gains	137,000	52,000
Gross Unrealized Losses	(6,000)	(17,000)
Fair Value	7,792,000	7,649,000
Mortgage-backed securities [Member]
Debt securities available-for-sale:
Amortized Cost	111,943,000	136,625,000
Gross Unrealized Gains	1,009,000	375,000
Gross Unrealized Losses	(404,000)	(979,000)
Fair Value	$ 112,548,000	$ 136,021,000