Condensed Financial Statements - Parent Company Only (Schedule of Condensed Cash Flow Statement) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash Flows from Operating Activities
Net income	$ 15,272	$ 11,228	$ 7,208
Adjustments to reconcile net income to net cash provided by operating activities
Stock based compensation	329	474	515
Decrease (increase) in other assets	(2,139)	3,670	(1,281)
(Increase) decrease in deferred income tax benefit	(748)	(290)	1,887
Net Cash Provided by Operating Activities	15,690	19,400	10,102
Cash Flows from Investing Activities
Net Cash Provided by Investing Activities	96,462	36,190	69,564
Cash Flows from Financing Activities
Dividends paid	(2,668)	(2,163)	(1,804)
Proceeds from public offering		0	0
Exercise of stock options	0	0	155
Net change in unearned ESOP shares	116	37	(586)
Repurchase of common stock	(17)	(70)	0
Net Cash Used in Financing Activities	80,205	34,409	63,616
Parent Company [Member]
Cash Flows from Operating Activities
Net income	15,272	11,228	7,208
Adjustments to reconcile net income to net cash provided by operating activities
Equity in undistributed earnings of subsidiary	(14,184)	(8,887)	(2,894)
Stock based compensation	329	474	515
Decrease (increase) in other assets	163	3,109	(2,446)
(Increase) decrease in deferred income tax benefit	11	(6)	(29)
Increase (decrease) in current liabilities	126	(168)	327
Net Cash Provided by Operating Activities	1,717	5,750	2,681
Cash Flows from Investing Activities
Cash paid to acquire County First Bank	0	(2,120)	0
Net Cash Provided by Investing Activities	0	2,120	0
Cash Flows from Financing Activities
Dividends paid	(2,668)	(2,163)	(1,804)
Proceeds from public offering	10,632
Exercise of stock options	0	0	155
Net change in unearned ESOP shares	116	37	(586)
Repurchase of common stock	(17)	(70)	0
Net Cash Used in Financing Activities	8,063	(2,196)	(2,235)
(Decrease) Increase in Cash and Cash Equivalents	9,780	1,434	446
Cash at Beginning of Year	4,246	2,812	2,366
Cash at End of Year	$ 14,026	$ 4,246	$ 2,812