Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive (Loss) Income, Net [Member]	Total
Balance at Dec. 31, 2018	$ 8	$ 72,974	$ 241,221	$ (2,988)	$ 311,215
Balance (in shares) at Dec. 31, 2018	783,721
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income		0	41,392	0	41,392
Cash Dividends Declared on Common Stock	$ 0	0	(5,550)	0	(5,550)
Issuance of Common Stock	$ 0	2,564	0	0	2,564
Issuance of Common Stock (in shares)	3,586
Net Unrealized Gain (Loss) on Securities Available-for-Sale, net of tax	$ 0	0	0	6,106	6,106
Balance at Sep. 30, 2019	$ 8	75,538	277,063	3,118	$ 355,727
Balance (in shares) at Sep. 30, 2019	787,307				787,307
Balance at Jun. 30, 2019	$ 8	75,538	263,325	2,638	$ 341,509
Balance (in shares) at Jun. 30, 2019	787,307
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income		0	13,738	0	13,738
Net Unrealized Gain (Loss) on Securities Available-for-Sale, net of tax	$ 0	0	0	480	480
Balance at Sep. 30, 2019	$ 8	75,538	277,063	3,118	$ 355,727
Balance (in shares) at Sep. 30, 2019	787,307				787,307
Balance at Dec. 31, 2019	$ 8	79,947	286,036	3,305	$ 369,296
Balance (in shares) at Dec. 31, 2019	793,033				793,033
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income		0	43,241	0	$ 43,241
Cash Dividends Declared on Common Stock	$ 0	0	(5,753)	0	(5,753)
Issuance of Common Stock	$ 0	403	0	0	403
Issuance of Common Stock (in shares)	523
Net Unrealized Gain (Loss) on Securities Available-for-Sale, net of tax	$ 0	0	0	9,714	9,714
Balance at Sep. 30, 2020	$ 8	80,350	323,524	13,019	$ 416,901
Balance (in shares) at Sep. 30, 2020	793,556				793,556
Balance at Jun. 30, 2020	$ 8	80,350	308,714	14,656	$ 403,728
Balance (in shares) at Jun. 30, 2020	793,556
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income		0	14,810	0	14,810
Net Unrealized Gain (Loss) on Securities Available-for-Sale, net of tax	$ 0	0	0	(1,637)	(1,637)
Balance at Sep. 30, 2020	$ 8	$ 80,350	$ 323,524	$ 13,019	$ 416,901
Balance (in shares) at Sep. 30, 2020	793,556				793,556