Stockholders' Equity and Earnings per Common Share (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Available-for-sale securities [Abstract]
Gain on sale of sale of available-for-sale securities, net	$ 6	$ 0	$ 515	$ 0
Tax benefit	2	0	175	0
Net income	4	0	340	0
Other comprehensive income, pretax [Abstract]
Unrealized holding gains (losses) arising during the period			3,812	(1,381)
Less reclassification adjustment for gains recognized in income	(6)	0	(515)	0
Net unrealized gains (losses) on securities			3,297	(1,381)
Amortization				471
Net effect of market adjustment on securities transferred to held-to-maturity				471
Total change in other comprehensive income or loss			3,297	(910)
Other comprehensive income tax expense (benefit) [Abstract]
Unrealized holding losses arising during the period			1,296	(470)
Tax effect	(2)	0	(175)	0
Net unrealized losses on securities			1,121	(470)
Amortization tax				160
Net effect of market adjustment on securities transferred to held-to-maturity				160
Other Comprehensive Income (Loss), Tax, Total			1,121	(310)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Unrealized holding losses arising during the period			2,516	(911)
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax	(4)	0	(340)	0
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	1,661	(1,002)	2,176	(911)
Amortization net of tax				311
Net effect of market adjustment on securities transferred to held-to-maturity	0	170	0	311
Other Comprehensive Income (Loss), Net of Tax, Total	$ 1,661	$ (832)	$ 2,176	$ (600)