CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Common Stock	Additional Paid-in Capital	Treasury Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative effect of change in accounting principle		$ 2,107	$ (2,107)
Balance at Dec. 31, 2017	$ 47,625	36,974	2,646	$ 2,522	$ 5,483	$ 0
Comprehensive income (loss):
Net income	779	779
Other comprehensive income (loss) (net of tax)	(2,109)		(2,109)
Common stock issued	76			5	71	0
Cash dividends	(505)	(505)
Balance at Dec. 31, 2018	45,866	39,355	(1,570)	2,527	5,554	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock reacquired	(7)					(7)
Comprehensive income (loss):
Net income	4,067	4,067
Other comprehensive income (loss) (net of tax)	4,013		4,013
Common stock issued	53			5	48	0
Cash dividends	(531)	(531)
Balance at Dec. 31, 2019	$ 53,461	$ 42,891	$ 2,443	$ 2,532	$ 5,602	$ (7)