3. Loans, Allowance for Loan Losses (Details) (USD $) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Allowance for loan losses
Beginning balance	$ 9,589	$ 11,082	$ 13,501
Charge-offs	(1,238)	(1,844)	(2,637)
Recoveries	405	368	917
Provision	(1,206)	(17)	(699)
Ending balance	7,550	9,589	11,082
Ending balance: individually evaluated for impairments	1,319	1,382	1,497
Ending balance: collectively evaluated for impairments	6,231	8,207	9,585
Ending balance	7,550	9,589	11,082
Loans
Ending balance	723,811	689,091	651,891
Ending balance: individually evaluated for impairment	21,301	24,914	28,166
Ending balance: collectively evaluated for impairment	702,510	664,177	623,725
Construction and land development
Allowance for loan losses
Beginning balance	2,185	2,785	3,218
Charge-offs	(7)	(198)	(884)
Recoveries	10	45	428
Provision	(1,036)	(447)	23
Ending balance	1,152	2,185	2,785
Ending balance: individually evaluated for impairments	0	0	0
Ending balance: collectively evaluated for impairments	1,152	2,185	2,785
Ending balance	1,152	2,185	2,785
Loans
Ending balance	61,749	65,791	57,617
Ending balance: individually evaluated for impairment	0	216	3,639
Ending balance: collectively evaluated for impairment	61,749	65,575	53,978
Single-family residential
Allowance for loan losses
Beginning balance	2,534	2,566	3,123
Charge-offs	(275)	(618)	(309)
Recoveries	55	34	72
Provision	(188)	552	(320)
Ending balance	2,126	2,534	2,566
Ending balance: individually evaluated for impairments	0	96	82
Ending balance: collectively evaluated for impairments	2,126	2,438	2,484
Ending balance	2,126	2,534	2,566
Loans
Ending balance	240,700	220,690	206,417
Ending balance: individually evaluated for impairment	935	2,636	2,298
Ending balance: collectively evaluated for impairment	239,765	218,054	204,119
Single-family residential - Banco de la Gente stated income
Allowance for loan losses
Beginning balance	1,460	1,610	1,863
Charge-offs	0	(117)	(190)
Recoveries	0	22	16
Provision	(83)	(55)	(79)
Ending balance	1,377	1,460	1,610
Ending balance: individually evaluated for impairments	1,160	1,115	1,155
Ending balance: collectively evaluated for impairments	217	345	455
Ending balance	1,377	1,460	1,610
Loans
Ending balance	40,189	43,733	47,015
Ending balance: individually evaluated for impairment	16,718	17,850	18,884
Ending balance: collectively evaluated for impairment	23,471	25,883	28,131
Commercial
Allowance for loan losses
Beginning balance	1,917	1,902	2,219
Charge-offs	(318)	(329)	(290)
Recoveries	19	21	171
Provision	(25)	323	(198)
Ending balance	1,593	1,917	1,902
Ending balance: individually evaluated for impairments	159	171	260
Ending balance: collectively evaluated for impairments	1,434	1,746	1,642
Ending balance	1,593	1,917	1,902
Loans
Ending balance	247,521	228,526	228,558
Ending balance: individually evaluated for impairment	3,648	4,212	3,345
Ending balance: collectively evaluated for impairment	243,873	224,314	225,213
Multifamily and Farmland
Allowance for loan losses
Beginning balance	0	7	37
Charge-offs	0	0	0
Recoveries	0	0	0
Provision	52	(7)	(30)
Ending balance	52	0	7
Ending balance: individually evaluated for impairments	0	0	0
Ending balance: collectively evaluated for impairments	52	0	7
Ending balance	52	0	7
Loans
Ending balance	21,047	18,080	12,400
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	21,047	18,080	12,400
Commercial loans (not secured by real estate)
Allowance for loan losses
Beginning balance	842	1,098	1,069
Charge-offs	(146)	(37)	(430)
Recoveries	170	101	54
Provision	(191)	(320)	405
Ending balance	675	842	1,098
Ending balance: individually evaluated for impairments	0	0	0
Ending balance: collectively evaluated for impairments	675	842	1,098
Ending balance	675	842	1,098
Loans
Ending balance	87,596	91,010	76,262
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	87,596	91,010	76,262
Farm loans (not secured by real estate)
Allowance for loan losses
Beginning balance	0	0	0
Charge-offs	0	0	0
Recoveries	0	0	0
Provision	0	0	0
Ending balance	0	0	0
Ending balance: individually evaluated for impairments	0	0	0
Ending balance: collectively evaluated for impairments	0	0	0
Ending balance	0	0	0
Loans
Ending balance	0	3	7
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	0	3	7
Consumer And All Other Loans
Allowance for loan losses
Beginning balance	172	233	245
Charge-offs	(492)	(545)	(534)
Recoveries	151	145	176
Provision	373	339	346
Ending balance	204	172	233
Ending balance: individually evaluated for impairments	0	0	0
Ending balance: collectively evaluated for impairments	204	172	233
Ending balance	204	172	233
Loans
Ending balance	25,009	21,258	23,615
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	25,009	21,258	23,615
Unallocated
Allowance for loan losses
Beginning balance	479	881	1,727
Charge-offs	0	0	0
Recoveries	0	0	0
Provision	(108)	(402)	(846)
Ending balance	371	479	881
Ending balance: individually evaluated for impairments	0	0	0
Ending balance: collectively evaluated for impairments	371	479	881
Ending balance	371	479	881
Loans
Ending balance	0	0	0
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	$ 0	$ 0	$ 0

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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