Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2017	16,272,000
Balance at Dec. 31, 2017	$ 51,830	$ 75,700	$ (266)	$ 127,264
Net income		15,730		15,730
Reclassification of accumulated other comprehensive income due to tax rate change		52	(52)
Other comprehensive loss, net of tax			(2,690)	(2,690)
Comprehensive income				13,040
Dividends declared on common stock		(2,437)		(2,437)
Stock compensation grants (in shares)	5,000
Stock issued under employee plans	$ 45			45
Restricted stock granted, net (in shares)	(20,000)
Restricted stock granted, net
Stock options exercised (in shares)	37,000			37,100
Stock options exercised	$ 216			$ 216
Compensation expense associated with stock options	8			8
Compensation expense associated with restricted stock, net of cash paid for shares surrendered for tax-withholding purposes	$ 185			$ 185
Restricted stock granted, net (in shares)	20,000
Balance (in shares) at Dec. 31, 2018	16,334,000			16,333,502
Balance at Dec. 31, 2018	$ 52,284	89,045	(3,008)	$ 138,321
Net income		14,961		14,961
Other comprehensive loss, net of tax			5,609	5,609
Comprehensive income				20,570
Dividends declared on common stock		(3,440)		(3,440)
Stock compensation grants (in shares)	6,000
Stock issued under employee plans	$ 58			58
Restricted stock granted, net (in shares)	(43,000)
Restricted stock granted, net
Stock options exercised (in shares)	11,000			11,000
Stock options exercised	$ 52			$ 52
Compensation expense associated with restricted stock, net of cash paid for shares surrendered for tax-withholding purposes	$ 320			320
Stock issued for Merchants acquisition (in shares)	1,834,000
Stock issued for Merchants acquisition	$ 19,607			19,607
Repurchase of common stock (in shares)	(91,000)
Repurchase of common stock	$ (1,010)			$ (1,010)
Restricted stock granted, net (in shares)	43,000
Balance (in shares) at Dec. 31, 2019	18,137,000			18,137,167
Balance at Dec. 31, 2019	$ 71,311	$ 100,566	$ 2,601	$ 174,478