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3. Loans (Details Narrative) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017 | Dec. 31, 2017
Receivables [Abstract] |  |  |  |  |
Percentage of construction and land development loans in Bank's loan portfolio | 10.00% |  | 10.00% |  |
Percentage of single-family residential loans in Bank's loan portfolio | 37.00% |  | 37.00% |  |
Percentage of Single-family residential - Banco de la Gente stated income loans in Bank's loan portfolio | 5.00% |  | 5.00% |  |
Percentage of commercial real estate loans in Bank's loan portfolio | 35.00% |  | 35.00% |  |
Percentage of commercial loans in Bank's loan portfolio | 12.00% |  | 12.00% |  |
Accruing impaired loans | $ 24,300 | $ 22,400 | $ 24,300 | $ 22,400 | $ 24,600
Interest income recognized on accruing impaired loans | 345 | 369 | 697 | 740 | 1,362
Provision for loan losses | (231) | $ (49) | (262) | $ 187 |
TDR loans modified, past-due TDR loans and non-accrual TDR Loans | $ 1,800 |  | $ 1,800 |  | $ 4,500

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