6. Fair Value (Details 1) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Impaired loans	$ 9,601	$ 4,351
Fair Value Inputs Level 1 [Member]
Impaired loans	0	0
Fair Value Inputs Level 2 [Member]
Impaired loans	0	0
Fair Value Inputs Level 3 [Member]
Impaired loans	9,601	4,351
Construction/Land Development [Member]
Impaired loans	4,644	3,337
Construction/Land Development [Member] | Fair Value Inputs Level 1 [Member]
Impaired loans	0	0
Construction/Land Development [Member] | Fair Value Inputs Level 2 [Member]
Impaired loans	0	0
Construction/Land Development [Member] | Fair Value Inputs Level 3 [Member]
Impaired loans	4,644	3,337
Real Estate [Member]
Impaired loans	419	979
Real Estate [Member] | Fair Value Inputs Level 1 [Member]
Impaired loans	0	0
Real Estate [Member] | Fair Value Inputs Level 2 [Member]
Impaired loans	0	0
Real Estate [Member] | Fair Value Inputs Level 3 [Member]
Impaired loans	419	979
Commercial Real Estate [Member]
Impaired loans	4,312
Commercial Real Estate [Member] | Fair Value Inputs Level 1 [Member]
Impaired loans	0
Commercial Real Estate [Member] | Fair Value Inputs Level 2 [Member]
Impaired loans	0
Commercial Real Estate [Member] | Fair Value Inputs Level 3 [Member]
Impaired loans	4,312
Consumer [Member]
Impaired loans	7
Consumer [Member] | Fair Value Inputs Level 1 [Member]
Impaired loans	0
Consumer [Member] | Fair Value Inputs Level 2 [Member]
Impaired loans	0
Consumer [Member] | Fair Value Inputs Level 3 [Member]
Impaired loans	7
Dealer Finance [Member]
Impaired loans	219	35
Dealer Finance [Member] | Fair Value Inputs Level 1 [Member]
Impaired loans	0	0
Dealer Finance [Member] | Fair Value Inputs Level 2 [Member]
Impaired loans	0	0
Dealer Finance [Member] | Fair Value Inputs Level 3 [Member]
Impaired loans	$ 219	$ 35