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Fair Value of Financial Instruments and Fair Value Measurements (Tables) | 9 Months Ended
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Sep. 30, 2020
Fair Value Disclosures [Abstract] |
Schedule of Fair Value, by Balance Sheet Grouping | Fair value estimates of the Company’s financial instruments as of September 30, 2020 and December 31, 2019, including methods and assumptions utilized, are set forth below: Schedule of Fair Value, by Balance Sheet Grouping
(Dollars in thousands) |  | As of September 30, 2020 |
|  | Carrying |  |  |  |  |  |  |  |  |  |  |  |  |
|  | amount |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Financial assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 15,820 |  |  | $ | 15,820 |  |  | $ | - |  |  | $ | - |  |  | $ | 15,820 |
Investment securities available-for-sale |  |  | 299,530 |  |  |  | 2,047 |  |  |  | 297,483 |  |  |  | - |  |  |  | 299,530 |
Bank stocks, at cost |  |  | 4,459 |  |  |  | n/a |  |  |  | n/a |  |  |  | n/a |  |  |  | n/a |
Loans, net |  |  | 728,150 |  |  |  | - |  |  |  | - |  |  |  | 743,867 |  |  |  | 743,867 |
Loans held for sale, net |  |  | 18,253 |  |  |  | - |  |  |  | 18,253 |  |  |  | - |  |  |  | 18,253 |
Accrued interest receivable |  |  | 5,295 |  |  |  | 10 |  |  |  | 1,613 |  |  |  | 3,672 |  |  |  | 5,295 |
Derivative financial instruments |  |  | 2,366 |  |  |  | - |  |  |  | 2,366 |  |  |  | - |  |  |  | 2,366 |
Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-maturity deposits |  | $ | (830,344 | ) |  | $ | (830,344 | ) |  | $ | - |  |  | $ | - |  |  | $ | (830,344 | )
Time deposits |  |  | (127,598 | ) |  |  | - |  |  |  | (127,916 | ) |  |  | - |  |  |  | (127,916 | )
FHLB borrowings |  |  | (20,069 | ) |  |  | - |  |  |  | (20,064 | ) |  |  | - |  |  |  | (7,995 | )
Subordinated debentures |  |  | (21,651 | ) |  |  | - |  |  |  | (15,164 | ) |  |  | - |  |  |  | (15,164 | )
Other borrowings |  |  | (8,400 | ) |  |  | - |  |  |  | (8,400 | ) |  |  | - |  |  |  | (8,400 | )
Accrued interest payable |  |  | (213 | ) |  |  | - |  |  |  | (213 | ) |  |  | - |  |  |  | (213 | )
Derivative financial instruments |  |  | (227 | ) |  |  | - |  |  |  | (227 | ) |  |  | - |  |  |  | (227 | )
|  | As of December 31, 2019 |
|  | Carrying |  |  |  |  |  |  |  |  |  |  |  |  |
|  | amount |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Financial assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 13,694 |  |  | $ | 13,694 |  |  | $ | - |  |  | $ | - |  |  | $ | 13,694 |
Investment securities available-for-sale |  |  | 362,998 |  |  |  | 2,316 |  |  |  | 360,682 |  |  |  | - |  |  |  | 362,998 |
Bank stocks, at cost |  |  | 3,109 |  |  |  | n/a |  |  |  | n/a |  |  |  | n/a |  |  |  | n/a |
Loans, net |  |  | 532,180 |  |  |  | - |  |  |  | - |  |  |  | 538,427 |  |  |  | 538,427 |
Loans held for sale |  |  | 8,497 |  |  |  | - |  |  |  | 8,497 |  |  |  | - |  |  |  | 8,497 |
Accrued interest receivable |  |  | 4,557 |  |  |  | 2 |  |  |  | 1,895 |  |  |  | 2,660 |  |  |  | 4,557 |
Derivative financial instruments |  |  | 532 |  |  |  | - |  |  |  | 532 |  |  |  | - |  |  |  | 532 |
Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-maturity deposits |  | $ | (687,985 | ) |  | $ | (687,985 | ) |  | $ | - |  |  | $ | - |  |  | $ | (687,985 | )
Time deposits |  |  | (147,063 | ) |  |  | - |  |  |  | (146,390 | ) |  |  | - |  |  |  | (146,390 | )
FHLB borrowings |  |  | (3,000 | ) |  |  | - |  |  |  | (3,000 | ) |  |  | - |  |  |  | (3,000 | )
Subordinated debentures |  |  | (21,651 | ) |  |  | - |  |  |  | (19,527 | ) |  |  | - |  |  |  | (19,527 | )
Other borrowings |  |  | (17,548 | ) |  |  | - |  |  |  | (17,548 | ) |  |  | - |  |  |  | (17,548 | )
Accrued interest payable |  |  | (404 | ) |  |  | - |  |  |  | (404 | ) |  |  | - |  |  |  | (404 | )
Derivative financial instruments |  |  | (50 | ) |  |  | - |  |  |  | (50 | ) |  |  | - |  |  |  | (50 | )
Schedule of Fair Value, Assets Measured On Recurring Basis | The following tables represent the Company’s financial instruments that are measured at fair value on a recurring basis at September 30, 2020 and December 31, 2019 allocated to the appropriate fair value hierarchy: Schedule of Fair Value, Assets Measured On Recurring Basis
(Dollars in thousands) |  |  |  |  |  |  |  |  |  |  |  |
|  |  |  |  | As of September 30, 2020 |
|  |  |  |  | Fair value hierarchy |
|  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Available-for-sale investment securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U. S. treasury securities |  | $ | 2,047 |  |  | $ | 2,047 |  |  | $ | - |  |  | $ | - |
U. S. federal agency obligations |  |  | 18,988 |  |  |  | - |  |  |  | 18,988 |  |  |  | - |
Municipal obligations, tax exempt |  |  | 141,877 |  |  |  | - |  |  |  | 141,877 |  |  |  | - |
Municipal obligations, taxable |  |  | 48,379 |  |  |  | - |  |  |  | 48,379 |  |  |  | - |
Agency mortgage-backed securities |  |  | 83,565 |  |  |  | - |  |  |  | 83,565 |  |  |  | - |
Certificates of deposit |  |  | 4,674 |  |  |  | - |  |  |  | 4,674 |  |  |  | - |
Loans held for sale |  |  | 18,253 |  |  |  | - |  |  |  | 18,253 |  |  |  | - |
Derivative financial instruments |  |  | 2,366 |  |  |  | - |  |  |  | 2,366 |  |  |  | - |
Liabililties: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative financial instruments |  |  | (227 | ) |  |  | - |  |  |  | (227 | ) |  |  | - |
|  |  |  |  | As of December 31, 2019 |
|  |  |  |  | Fair value hierarchy |
|  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Available-for-sale investment securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U. S. treasury securities |  | $ | 2,316 |  |  | $ | 2,316 |  |  | $ | - |  |  | $ | - |
U. S. federal agency obligations |  |  | 4,106 |  |  |  | - |  |  |  | 4,106 |  |  |  | - |
Municipal obligations, tax exempt |  |  | 145,862 |  |  |  | - |  |  |  | 145,862 |  |  |  | - |
Municipal obligations, taxable |  |  | 46,779 |  |  |  | - |  |  |  | 46,779 |  |  |  | - |
Agency mortgage-backed securities |  |  | 162,031 |  |  |  | - |  |  |  | 162,031 |  |  |  | - |
Certificates of deposit |  |  | 1,904 |  |  |  | - |  |  |  | 1,904 |  |  |  | - |
Loans held for sale |  |  | 8,497 |  |  |  | - |  |  |  | 8,497 |  |  |  | - |
Derivative financial instruments |  |  | 532 |  |  |  | - |  |  |  | 532 |  |  |  | - |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative financial instruments |  |  | (50 | ) |  |  | - |  |  |  | (50 | ) |  |  | - |
Schedule of Fair Value Contractual Balance and Gain Loss On Loans Held for Sale | The aggregate fair value, contractual balance (including accrued interest), and gain on loans held for sale were as follows: Schedule of Fair Value Contractual Balance and Gain Loss On Loans Held for Sale
|  | As of |  |  | As of |
|  | September 30, |  |  | December 31, |
(Dollars in thousands) |  | 2020 |  |  | 2019 |
Aggregate fair value |  | $ | 18,253 |  |  | $ | 8,497 |
Contractual balance |  |  | 17,864 |  |  |  | 8,316 |
Gain |  | $ | 389 |  |  | $ | 181 |
Schedule of Gains and Losses from Changes in Fair Value of Loans Held for Sale | Schedule of Gains and Losses from Changes in Fair Value of Loans Held for Sale
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
|  | Three months ended |  |  | Nine months ended |
|  | September 30, |  |  | September 30, |
(Dollars in thousands) |  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Interest income |  | $ | 148 |  |  | $ | 139 |  |  | $ | 344 |  |  | $ | 309 |
Change in fair value |  |  | 105 |  |  |  | (115 | ) |  |  | 208 |  |  |  | 87 |
Total change in fair value |  | $ | 253 |  |  | $ | 24 |  |  | $ | 552 |  |  | $ | 396 |
Schedule of Fair Value Measurements On Nonrecurring, Valuation Techniques | The following table presents quantitative information about Level 3 fair value measurements for impaired loans measured at fair value on a non-recurring basis as of September 30, 2020 and December 31, 2019. Schedule of Fair Value Measurements On Nonrecurring, Valuation Techniques
(Dollars in thousands) |  |  |  |  |  |  |  |  |  |
|  | Fair value |  |  | Valuation technique |  | Unobservable inputs |  | Range |
As of September 30, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Impaired loans: |  |  |  |  |  |  |  |  |  |  |  |
One-to-four family residential real estate |  | $ | 87 |  |  | Sales comparison |  | Adjustment to appraised value |  |  | 0% |
Commercial |  |  | 78 |  |  | Sales comparison |  | Adjustment to comparable sales |  |  | 0%-68% |
Real estate owned |  |  | 1,488 |  |  | Sales comparison |  | Adjustment to appraised value |  |  | 10% |
As of December 31, 2019 |  |  |  |  |  |  |  |  |  |  |  |
Impaired loans: |  |  |  |  |  |  |  |  |  |  |  |
One-to-four family residential real estate |  | $ | 240 |  |  | Sales comparison |  | Adjustment to appraised value |  |  | 0%-25% |
Commercial real estate |  |  | 100 |  |  | Sales comparison |  | Adjustment to appraised value |  |  | 0%-15% |
Commercial |  |  | 678 |  |  | Sales comparison |  | Adjustment to comparable sales |  |  | 0%-75% |
Agriculture |  |  | 405 |  |  | Sales comparison |  | Adjustment to appraised value |  |  | 0%-30% |

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