3. Loans, Credit Risk (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012
Credit risk profile
Total Loans	$ 608,072	$ 619,974	$ 642,815
Excellent Quality
Credit risk profile
Total Loans	24,026	26,584
High Quality
Credit risk profile
Total Loans	103,590	105,018
Good Quality
Credit risk profile
Total Loans	297,824	289,097
Management Attention
Credit risk profile
Total Loans	115,202	128,867
Watch
Credit risk profile
Total Loans	29,626	31,414
Substandard
Credit risk profile
Total Loans	37,706	38,989
Low Substandard
Credit risk profile
Total Loans	0	0
Doubtful
Credit risk profile
Total Loans	98	0
Loss
Credit risk profile
Total Loans	0	5
Construction and land development
Credit risk profile
Total Loans	70,112	73,176
Single-family residential
Credit risk profile
Total Loans	192,601	195,003
Single-family residential - Banco de la Gente stated income
Credit risk profile
Total Loans	50,454	52,019
Commercial Real Estate
Credit risk profile
Total Loans	191,368	200,633
Multifamily and Farmland
Credit risk profile
Total Loans	10,918	8,951
Commercial loans (not secured by real estate)
Credit risk profile
Total Loans	66,161	64,295
Farm loans (not secured by real estate)
Credit risk profile
Total Loans	24	11
Consumer loans (not secured by real estate)
Credit risk profile
Total Loans	9,903	10,148
All other loans (not secured by real estate)
Credit risk profile
Total Loans	16,531	15,738
Construction and land development
Credit risk profile
Total Loans	70,112	73,176	86,498
Construction and land development \| Excellent Quality
Credit risk profile
Total Loans	10	11
Construction and land development \| High Quality
Credit risk profile
Total Loans	5,410	4,947
Construction and land development \| Good Quality
Credit risk profile
Total Loans	27,715	24,952
Construction and land development \| Management Attention
Credit risk profile
Total Loans	15,821	18,891
Construction and land development \| Watch
Credit risk profile
Total Loans	8,934	9,580
Construction and land development \| Substandard
Credit risk profile
Total Loans	12,222	14,795
Construction and land development \| Low Substandard
Credit risk profile
Total Loans	0	0
Construction and land development \| Doubtful
Credit risk profile
Total Loans	0	0
Construction and land development \| Loss
Credit risk profile
Total Loans	0	0
Single-family residential
Credit risk profile
Total Loans	192,601	195,003	202,528
Single-family residential \| Excellent Quality
Credit risk profile
Total Loans	22,480	24,662
Single-family residential \| High Quality
Credit risk profile
Total Loans	56,324	56,829
Single-family residential \| Good Quality
Credit risk profile
Total Loans	66,297	62,018
Single-family residential \| Management Attention
Credit risk profile
Total Loans	32,514	35,727
Single-family residential \| Watch
Credit risk profile
Total Loans	7,551	9,504
Single-family residential \| Substandard
Credit risk profile
Total Loans	7,435	6,263
Single-family residential \| Low Substandard
Credit risk profile
Total Loans	0	0
Single-family residential \| Doubtful
Credit risk profile
Total Loans	0	0
Single-family residential \| Loss
Credit risk profile
Total Loans	0	0
Single-family residential - Banco de la Gente stated income
Credit risk profile
Total Loans	50,454	52,019	52,811
Single-family residential - Banco de la Gente stated income \| Excellent Quality
Credit risk profile
Total Loans	0	0
Single-family residential - Banco de la Gente stated income \| High Quality
Credit risk profile
Total Loans	0	0
Single-family residential - Banco de la Gente stated income \| Good Quality
Credit risk profile
Total Loans	23,549	24,724
Single-family residential - Banco de la Gente stated income \| Management Attention
Credit risk profile
Total Loans	10,461	11,366
Single-family residential - Banco de la Gente stated income \| Watch
Credit risk profile
Total Loans	3,671	3,597
Single-family residential - Banco de la Gente stated income \| Substandard
Credit risk profile
Total Loans	12,773	12,332
Single-family residential - Banco de la Gente stated income \| Low Substandard
Credit risk profile
Total Loans	0	0
Single-family residential - Banco de la Gente stated income \| Doubtful
Credit risk profile
Total Loans	0	0
Single-family residential - Banco de la Gente stated income \| Loss
Credit risk profile
Total Loans	0	0
Commercial Real Estate
Credit risk profile
Total Loans	191,368	200,633	207,245
Commercial Real Estate \| Excellent Quality
Credit risk profile
Total Loans	0	0
Commercial Real Estate \| High Quality
Credit risk profile
Total Loans	27,309	27,511
Commercial Real Estate \| Good Quality
Credit risk profile
Total Loans	110,755	114,001
Commercial Real Estate \| Management Attention
Credit risk profile
Total Loans	42,868	47,603
Commercial Real Estate \| Watch
Credit risk profile
Total Loans	6,139	6,911
Commercial Real Estate \| Substandard
Credit risk profile
Total Loans	4,297	4,607
Commercial Real Estate \| Low Substandard
Credit risk profile
Total Loans	0	0
Commercial Real Estate \| Doubtful
Credit risk profile
Total Loans	0	0
Commercial Real Estate \| Loss
Credit risk profile
Total Loans	0	0
Multifamily and Farmland
Credit risk profile
Total Loans	10,918	8,951	5,285
Multifamily and Farmland \| Excellent Quality
Credit risk profile
Total Loans	0	0
Multifamily and Farmland \| High Quality
Credit risk profile
Total Loans	245	32
Multifamily and Farmland \| Good Quality
Credit risk profile
Total Loans	6,745	4,975
Multifamily and Farmland \| Management Attention
Credit risk profile
Total Loans	1,182	3,039
Multifamily and Farmland \| Watch
Credit risk profile
Total Loans	2,560	712
Multifamily and Farmland \| Substandard
Credit risk profile
Total Loans	186	193
Multifamily and Farmland \| Low Substandard
Credit risk profile
Total Loans	0	0
Multifamily and Farmland \| Doubtful
Credit risk profile
Total Loans	0	0
Multifamily and Farmland \| Loss
Credit risk profile
Total Loans	0	0
Commercial loans (not secured by real estate)
Credit risk profile
Total Loans	66,161	64,295	59,416
Commercial loans (not secured by real estate) \| Excellent Quality
Credit risk profile
Total Loans	366	672
Commercial loans (not secured by real estate) \| High Quality
Credit risk profile
Total Loans	8,318	9,260
Commercial loans (not secured by real estate) \| Good Quality
Credit risk profile
Total Loans	44,279	40,814
Commercial loans (not secured by real estate) \| Management Attention
Credit risk profile
Total Loans	11,916	11,844
Commercial loans (not secured by real estate) \| Watch
Credit risk profile
Total Loans	721	976
Commercial loans (not secured by real estate) \| Substandard
Credit risk profile
Total Loans	469	729
Commercial loans (not secured by real estate) \| Low Substandard
Credit risk profile
Total Loans	0	0
Commercial loans (not secured by real estate) \| Doubtful
Credit risk profile
Total Loans	92	0
Commercial loans (not secured by real estate) \| Loss
Credit risk profile
Total Loans	0	0
Farm loans (not secured by real estate)
Credit risk profile
Total Loans	24	11
Farm loans (not secured by real estate) \| Excellent Quality
Credit risk profile
Total Loans	0	0
Farm loans (not secured by real estate) \| High Quality
Credit risk profile
Total Loans	0	0
Farm loans (not secured by real estate) \| Good Quality
Credit risk profile
Total Loans	24	11
Farm loans (not secured by real estate) \| Management Attention
Credit risk profile
Total Loans	0	0
Farm loans (not secured by real estate) \| Watch
Credit risk profile
Total Loans	0	0
Farm loans (not secured by real estate) \| Substandard
Credit risk profile
Total Loans	0	0
Farm loans (not secured by real estate) \| Low Substandard
Credit risk profile
Total Loans	0	0
Farm loans (not secured by real estate) \| Doubtful
Credit risk profile
Total Loans	0	0
Farm loans (not secured by real estate) \| Loss
Credit risk profile
Total Loans	0	0
Consumer loans (not secured by real estate)
Credit risk profile
Total Loans	9,903	10,148
Consumer loans (not secured by real estate) \| Excellent Quality
Credit risk profile
Total Loans	1,170	1,239
Consumer loans (not secured by real estate) \| High Quality
Credit risk profile
Total Loans	3,768	4,122
Consumer loans (not secured by real estate) \| Good Quality
Credit risk profile
Total Loans	4,149	4,186
Consumer loans (not secured by real estate) \| Management Attention
Credit risk profile
Total Loans	436	392
Consumer loans (not secured by real estate) \| Watch
Credit risk profile
Total Loans	50	134
Consumer loans (not secured by real estate) \| Substandard
Credit risk profile
Total Loans	324	70
Consumer loans (not secured by real estate) \| Low Substandard
Credit risk profile
Total Loans	0	0
Consumer loans (not secured by real estate) \| Doubtful
Credit risk profile
Total Loans	6	0
Consumer loans (not secured by real estate) \| Loss
Credit risk profile
Total Loans	0	5
All other loans (not secured by real estate)
Credit risk profile
Total Loans	16,531	15,738
All other loans (not secured by real estate) \| Excellent Quality
Credit risk profile
Total Loans	0	0
All other loans (not secured by real estate) \| High Quality
Credit risk profile
Total Loans	2,216	2,317
All other loans (not secured by real estate) \| Good Quality
Credit risk profile
Total Loans	14,311	13,416
All other loans (not secured by real estate) \| Management Attention
Credit risk profile
Total Loans	4	5
All other loans (not secured by real estate) \| Watch
Credit risk profile
Total Loans	0	0
All other loans (not secured by real estate) \| Substandard
Credit risk profile
Total Loans	0	0
All other loans (not secured by real estate) \| Low Substandard
Credit risk profile
Total Loans	0	0
All other loans (not secured by real estate) \| Doubtful
Credit risk profile
Total Loans	0	0
All other loans (not secured by real estate) \| Loss
Credit risk profile
Total Loans	$ 0	$ 0