Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Treasury Shares	Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Total
Balance, beginning of period at Dec. 31, 2019	$ 13,935	$ (4,173)	$ 104,519	$ 126,480	$ 3,691	$ 244,452
Balance (in shares) at Dec. 31, 2019	13,934,996
Balance (in shares) at Dec. 31, 2019		218,551
Net income				19,222		19,222
Other comprehensive income (loss), net					8,104	8,104
Cash dividends declared on common stock				(15,999)		(15,999)
Shares issued for dividend reinvestment plan		$ 1,496	34			1,530
Shares issued for dividend reinvestment plan (in shares)		(77,525)
Shares issued from treasury and redeemed related to exercise of stock options		$ 201	(70)			$ 131
Shares issued from treasury and redeemed related to exercise of stock options (in shares)		(10,407)				(17,222)
Restricted stock granted		$ 1,370	(1,370)			$ 0
Restricted stock granted (in shares)		(70,940)
Forfeiture of restricted stock		$ (100)	100			0
Forfeiture of restricted stock (in shares)		5,290
Stock-based compensation expense			1,050			1,050
Purchase of restricted stock for tax withholding		$ (163)				(163)
Purchase of restricted stock for tax withholding (in shares)		5,862
Shares issued for acquisition of Covenant Financial, Inc., net of equity issuance costs	$ 2,048		39,381			41,429
Shares issued for acquisition of Covenant Financial, Inc., net of equity issuance costs (in shares)	2,047,819
Balance, end of period at Dec. 31, 2020	$ 15,983	$ (1,369)	143,644	129,703	11,795	299,756
Balance (in shares) at Dec. 31, 2020	15,982,815
Balance (in shares) at Dec. 31, 2020		70,831
Net income				30,554		30,554
Other comprehensive income (loss), net					(6,769)	(6,769)
Cash dividends declared on common stock				(17,645)		(17,645)
Shares issued for dividend reinvestment plan	$ 36	$ 788	845			1,669
Shares issued for dividend reinvestment plan (in shares)	36,368	(31,877)
Shares issued from treasury and redeemed related to exercise of stock options		$ 245	(33)			$ 212
Shares issued from treasury and redeemed related to exercise of stock options (in shares)		(13,169)				(22,429)
Restricted stock granted	$ 11	$ 1,308	(1,319)			$ 0
Restricted stock granted (in shares)	10,989	(67,402)
Forfeiture of restricted stock		$ (102)	102			0
Forfeiture of restricted stock (in shares)		5,290
Stock-based compensation expense			1,214			1,214
Purchase of restricted stock for tax withholding		$ (174)				(174)
Purchase of restricted stock for tax withholding (in shares)		8,350
Treasury stock purchases		$ (7,412)				(7,412)
Treasury stock purchases (in shares)		299,059
Balance, end of period at Dec. 31, 2021	$ 16,030	$ (6,716)	144,453	142,612	5,026	$ 301,405
Balance (in shares) at Dec. 31, 2021	16,030,172
Balance (in shares) at Dec. 31, 2021		271,082				271,082
Net income				26,618		$ 26,618
Other comprehensive income (loss), net					(54,904)	(54,904)
Cash dividends declared on common stock				(17,487)		(17,487)
Shares issued for dividend reinvestment plan		$ 1,614	8			1,622
Shares issued for dividend reinvestment plan (in shares)		(65,470)
Shares issued from treasury and redeemed related to exercise of stock options		$ 227	(67)			$ 160
Shares issued from treasury and redeemed related to exercise of stock options (in shares)		(9,178)				(13,654)
Restricted stock granted		$ 1,932	(1,932)			$ 0
Restricted stock granted (in shares)		(78,243)
Forfeiture of restricted stock		$ (228)	228			0
Forfeiture of restricted stock (in shares)		10,782
Stock-based compensation expense			1,260			1,260
Purchase of restricted stock for tax withholding		$ (175)				(175)
Purchase of restricted stock for tax withholding (in shares)		6,964
Treasury stock purchases		$ (9,174)				(9,174)
Treasury stock purchases (in shares)		375,416
Balance, end of period at Dec. 31, 2022	$ 16,030	$ (12,520)	$ 143,950	$ 151,743	$ (49,878)	$ 249,325
Balance (in shares) at Dec. 31, 2022	16,030,172
Balance (in shares) at Dec. 31, 2022		511,353				511,353