CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Deferred Compensation, Share-Based Payments [Member]	AOCI Attributable to Parent [Member]	Total
Beginning balance, value at Dec. 31, 2019	$ 283	$ 44,490	$ 68,320	$ (795)	$ 1,357	$ 113,655
Shares, Outstanding, Beginning Balance at Dec. 31, 2019	5,651,824
Net income for year			11,940			11,940
Other comprehensive loss, net of tax					1,647	1,647
Common stock dividends declared ($0.64 per share)			(3,286)			(3,286)
Stock options exercised		53				53
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period	6,210
Issuance of restricted common stock	$ 1	439		(440)
Stock Issued During Period, Shares, Restricted Stock Award, Gross	24,550
Forfeiture of restricted common stock		(50)		50
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	(2,400)
Issuance of directors restricted stock awards		114		(114)
[custom:StockIssuedDuringPeriodSharesDirectorsRestrictedStockAwards]	6,400
Stock based compensation-restricted stock awards		218		525		743
Ending balance, value at Dec. 31, 2020	$ 284	45,264	76,974	(774)	3,004	124,752
Shares, Outstanding, Ending Balance at Dec. 31, 2020	5,686,584
Net income for year			16,473			16,473
Other comprehensive loss, net of tax					(2,134)	(2,134)
Common stock dividends declared ($0.64 per share)			(3,452)			(3,452)
Stock options exercised	$ 1	30				31
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period	3,510
Issuance of restricted common stock	$ 1	623		(624)
Stock Issued During Period, Shares, Restricted Stock Award, Gross	27,700
Issuance of directors restricted stock awards		126		(126)
[custom:StockIssuedDuringPeriodSharesDirectorsRestrictedStockAwards]	5,600
Stock based compensation-restricted stock awards		331		599		930
Ending balance, value at Dec. 31, 2021	$ 286	46,374	89,995	(925)	870	136,600
Shares, Outstanding, Ending Balance at Dec. 31, 2021	5,723,394
Net income for year			15,874			15,874
Other comprehensive loss, net of tax					(21,595)	(21,595)
Common stock dividends declared ($0.64 per share)			(3,691)			(3,691)
Stock options exercised	$ 3	219				222
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period	25,920
Issuance of restricted common stock	$ 2	811		(813)
Stock Issued During Period, Shares, Restricted Stock Award, Gross	28,700
Issuance of directors restricted stock awards		205		(205)
[custom:StockIssuedDuringPeriodSharesDirectorsRestrictedStockAwards]	7,980
Stock based compensation-restricted stock awards		329		799		1,128
Vesting of performance restricted stock units
[custom:VestingOfPerformanceRestrictedStockUnitsShares]	12,900
Net settlement impact for vesting of performance restricted stock units		(183)				(183)
[custom:NetSettlementImpactForVestingOfPerformanceRestrictedStockUnitsShares]	(78)
Transfer due to 2-for-1 forward stock split	$ 289	(289)
Ending balance, value at Dec. 31, 2022	$ 580	$ 47,466	$ 102,178	$ (1,144)	$ (20,725)	$ 128,355
Shares, Outstanding, Ending Balance at Dec. 31, 2022	5,798,816