3. Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Loans outstanding	$ 646,784	$ 616,974
Construction/Land Development [Member]
Loans outstanding	68,806	71,620
Farmland [Member]
Loans outstanding	16,735	13,606
Real Estate [Member]
Loans outstanding	188,460	184,546
Multi-Family [Member]
Loans outstanding	9,823	10,298
Commercial Real Estate [Member]
Loans outstanding	155,651	148,906
Home Equity - Closed End [Member]
Loans outstanding	10,765	11,606
Home Equity [Member]
Loans outstanding	55,136	54,739
Commercial & Industrial - Non-Real Estate [Member]
Loans outstanding	35,715	36,912
Consumer [Member]
Loans outstanding	10,660	6,633
Dealer Finance [Member]
Loans outstanding	92,084	75,169
Credit Cards [Member]
Loans outstanding	$ 2,949	$ 2,939