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Disclosures about Fair Value Measurements and Financial Instruments - Schedule of assets measured and recorded at fair value on a non-recurring basis (Details) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2019
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Impaired loan with carrying value |  | $ 266,000 | $ 263,000
Specific valuation allowance |  | 8,000 | 8,000
Impaired loans |  | 258,000 | 255,000
Fair Value Measurements, Nonrecurring Basis |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Impaired loans |  | 258,000 | 255,000
Other real estate owned |  |  | 37,000
Fair Value Measurements, Nonrecurring Basis | Impaired loans |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Impaired loans |  | $ 258,000 | 255,000
Fair Value Measurements, Nonrecurring Basis | Other real estate owned |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Other real estate owned |  |  | $ 37,000
Fair Value Measurements, Nonrecurring Basis | Minimum | Impaired loans |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Appraisal adjustments | [1] | 0.00% | 0.00%
Fair Value Measurements, Nonrecurring Basis | Minimum | Other real estate owned |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Appraisal adjustments | [1] |  | 0.00%
Liquidation expenses |  |  | 21.00%
Fair Value Measurements, Nonrecurring Basis | Maximum | Impaired loans |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Appraisal adjustments | [1] | 100.00% | 100.00%
Fair Value Measurements, Nonrecurring Basis | Maximum | Other real estate owned |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Appraisal adjustments | [1] |  | 57.00%
Liquidation expenses |  |  | 134.00%
Fair Value Measurements, Nonrecurring Basis | Wgtd Ave | Impaired loans |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Appraisal adjustments |  | 3.00% | 3.00%
Fair Value Measurements, Nonrecurring Basis | Wgtd Ave | Other real estate owned |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Appraisal adjustments |  |  | 38.00%
Liquidation expenses |  |  | 30.00%
Fair Value Measurements, Nonrecurring Basis | Level 1 |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Impaired loans |  | $ 0 | $ 0
Other real estate owned |  |  | 0
Fair Value Measurements, Nonrecurring Basis | Level 2 |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Impaired loans |  | 0 | 0
Other real estate owned |  |  | 0
Fair Value Measurements, Nonrecurring Basis | Level 3 |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Impaired loans |  | $ 258,000 | 255,000
Other real estate owned |  |  | $ 37,000
Fair Value Measurements, Nonrecurring Basis | Level 3 | Impaired loans |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Valuation Techniques |  | Appraisal of collateral | Appraisal of collateral
Fair Value Measurements, Nonrecurring Basis | Level 3 | Other real estate owned |  |  |
DISCLOSURES ABOUT FAIR VALUE MEASUREMENTS |  |  |
Valuation Techniques |  |  | Appraisal of collateral
[1] | Appraisals may be adjusted by management for qualitative factors such as economic conditions.

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