CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 4,250	$ 4,727	$ 14,333	$ 14,082
Other comprehensive income:
Net unrealized gains on available-for-sale debt securities (net of taxes of $76 and $221 for the three months ended September 30, 2020 and 2019, respectively, and $972 and $1,457 for the nine months ended September 30, 2020 and 2019, respectively)	286	829	3,655	5,482
Reclassification adjustment for net realized (gains) losses on sales of available-for-sale debt securities included in net income (net of taxes of $- and $4 for the three months ended September 30, 2020 and 2019, respectively, and $46 and $8 for the nine months ended September 30, 2020 and 2019, respectively)	0	16	(175)	29
Change in nonqualified pension plan unrecognized net loss and unrecognized prior service cost (net of taxes of $- and $- for the three and nine months ended September 30, 2020, respectively)	0	0	1	0
Other comprehensive income, net of tax	286	845	3,481	5,511
TOTAL COMPREHENSIVE INCOME	$ 4,536	$ 5,572	$ 17,814	$ 19,593