Stockholders' Equity and Earnings per Common Share, Changes in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Stockholders Equity Note [Abstract]
Beginning Balance	$ 102,006	$ 96,388
Ending Balance	109,756	102,006
Other comprehensive income, pretax [Abstract]
Unrealized holding gains (losses) arising during the period, pretax	2,943	(1,440)
Reclassification adjustment for gains recognized in income, pretax	(314)	(120)
Total change in accumulated other comprehensive income (loss), net, pretax	2,629	(1,560)
Other Comprehensive Income, Tax Effect [Abstract]
Unrealized holding gains (losses) arising during the period, tax effect	618	(302)
Reclassification adjustment for gains recognized in income, tax effect	(66)	(25)
Total change in accumulated other comprehensive income (loss), net, tax effect	552	(327)
Other Comprehensive Income, Net of Tax [Abstract]
Unrealized holding gains (losses) arising during the period, net of tax	2,325	(1,138)
Reclassification adjustment for gains recognized in income, net of tax	(248)	(95)
Other comprehensive income (loss), net of tax	2,077	(1,233)
ASU 2018-02 [Member]
Stockholders Equity Note [Abstract]
Reclassification of the income tax effects of the Tax Cuts and Jobs Act from AOCI		0
ASU 2016-01 [Member]
Stockholders Equity Note [Abstract]
Reclassification of net unrealized gains on equity securities from AOCI			$ 0
Unrealized Gains (Losses) on Available-for-Sale Securities [Member]
Stockholders Equity Note [Abstract]
Beginning Balance	(2,156)	(707)
Net other comprehensive income (loss)	2,077	(1,233)
Ending Balance	(79)	(2,156)
Unrealized Gains (Losses) on Available-for-Sale Securities [Member] | ASU 2018-02 [Member]
Stockholders Equity Note [Abstract]
Reclassification of the income tax effects of the Tax Cuts and Jobs Act from AOCI		(139)
Unrealized Gains (Losses) on Available-for-Sale Securities [Member] | ASU 2016-01 [Member]
Stockholders Equity Note [Abstract]
Reclassification of net unrealized gains on equity securities from AOCI			(77)
Accumulated Other Comprehensive Loss [Member]
Stockholders Equity Note [Abstract]
Beginning Balance	(2,156)	(707)
Net other comprehensive income (loss)	2,077	(1,233)
Ending Balance	(79)	(2,156)
Other Comprehensive Income, Net of Tax [Abstract]
Other comprehensive income (loss), net of tax	$ 2,077	(1,233)
Accumulated Other Comprehensive Loss [Member] | ASU 2018-02 [Member]
Stockholders Equity Note [Abstract]
Reclassification of the income tax effects of the Tax Cuts and Jobs Act from AOCI		$ (139)
Accumulated Other Comprehensive Loss [Member] | ASU 2016-01 [Member]
Stockholders Equity Note [Abstract]
Reclassification of net unrealized gains on equity securities from AOCI			$ (77)