Stockholders' Equity and Earnings per Common Share (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Available-for-sale securities [Abstract]
Gain on sale of sale of available-for-sale securities, net	$ 7	$ 0	$ 522	$ 0
Tax benefit	2	0	177	0
Net income	5	0	345	0
Other comprehensive income, pretax [Abstract]
Unrealized holding gains (losses) arising during the period			3,366	(316)
Less reclassification adjustment for gains recognized in income	(7)	0	(522)	0
Net unrealized gains (losses) on securities			2,844	(316)
Amortization				714
Net effect of market adjustment on securities transferred to held-to-maturity				714
Total change in other comprehensive income or loss			2,844	398
Other comprehensive income tax expense (benefit) [Abstract]
Unrealized holding losses arising during the period			1,144	(107)
Tax effect	(2)	0	(177)	0
Net unrealized losses on securities			967	(107)
Amortization tax				243
Net effect of market adjustment on securities transferred to held-to-maturity				243
Other Comprehensive Income (Loss), Tax, Total			967	136
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Unrealized holding losses arising during the period			2,222	(209)
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax	(5)	0	(345)	0
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	(299)	702	1,877	(209)
Amortization net of tax				471
Net effect of market adjustment on securities transferred to held-to-maturity	0	160	0	471
Other Comprehensive Income (Loss), Net of Tax, Total	$ (299)	$ 862	$ 1,877	$ 262