4. Allowance for Loan Losses (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2017	Dec. 31, 2016
Beginning Balance	$ 7,543	$ 8,781
Charge-offs	1,030	2,261
Recoveries	703	1,023
Provision	0	0
Ending Balance	7,216	7,543
Individually Evaluated for Impairment	2,217	2,154
Collectively Evaluated for Impairment	4,999	5,389
Construction/Land Development [Member]
Beginning Balance	3,381	4,442
Charge-offs	0	356
Recoveries	0	7
Provision	(134)	(712)
Ending Balance	3,247	3,381
Individually Evaluated for Impairment	1,981	1,853
Collectively Evaluated for Impairment	1,266	1,528
Farmland [Member]
Beginning Balance	34	95
Charge-offs	0	0
Recoveries	0	0
Provision	(7)	(61)
Ending Balance	27	34
Individually Evaluated for Impairment	0	0
Collectively Evaluated for Impairment	27	34
Real Estate [Member]
Beginning Balance	843	806
Charge-offs	0	23
Recoveries	2	4
Provision	(73)	56
Ending Balance	772	843
Individually Evaluated for Impairment	218	221
Collectively Evaluated for Impairment	554	622
Multi-Family [Member]
Beginning Balance	23	71
Charge-offs	0	0
Recoveries	0	0
Provision	(7)	(48)
Ending Balance	16	23
Individually Evaluated for Impairment	0	0
Collectively Evaluated for Impairment	16	23
Commercial Real Estate [Member]
Beginning Balance	705	445
Charge-offs	0	19
Recoveries	8	135
Provision	(72)	144
Ending Balance	641	705
Individually Evaluated for Impairment	0	0
Collectively Evaluated for Impairment	641	705
Home Equity - Closed End [Member]
Beginning Balance	75	174
Charge-offs	6	8
Recoveries	0	0
Provision	4	(91)
Ending Balance	73	75
Individually Evaluated for Impairment	0	0
Collectively Evaluated for Impairment	73	75
Home Equity [Member]
Beginning Balance	470	634
Charge-offs	1	370
Recoveries	0	120
Provision	(92)	86
Ending Balance	377	470
Individually Evaluated for Impairment	0	60
Collectively Evaluated for Impairment	377	410
Commercial & Industrial - Non-Real Estate [Member]
Beginning Balance	586	1,055
Charge-offs	31	293
Recoveries	54	267
Provision	(201)	(443)
Ending Balance	408	586
Individually Evaluated for Impairment	0	0
Collectively Evaluated for Impairment	408	586
Consumer [Member]
Beginning Balance	78	108
Charge-offs	23	37
Recoveries	5	19
Provision	46	(12)
Ending Balance	106	78
Individually Evaluated for Impairment	0	0
Collectively Evaluated for Impairment	106	78
Dealer Finance [Member]
Beginning Balance	1,289	836
Charge-offs	941	1,081
Recoveries	618	417
Provision	525	1,117
Ending Balance	1,491	1,289
Individually Evaluated for Impairment	18	20
Collectively Evaluated for Impairment	1,473	1,269
Credit Cards [Member]
Beginning Balance	59	115
Charge-offs	28	74
Recoveries	16	54
Provision	11	(36)
Ending Balance	58	59
Individually Evaluated for Impairment	0	0
Collectively Evaluated for Impairment	$ 58	$ 59