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10) Derivative Instruments (Tables) | 6 Months Ended
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Jun. 30, 2020
Table Text Block Supplement [Abstract] |
Schedule of Derivative Assets at Fair Value | The following table shows the notional amount and fair value of derivatives as of June 30, 2020 and December 31, 2019.
| Fair Values and Notional Values of Derivative Instruments
|  |  | June 30, 2020 |  | December 31, 2019
| Balance Sheet Location |  | Notional Amount |  | Asset Fair Value |  | Liability Fair Value |  | Notional Amount | Asset Fair Value |  | Liability Fair Value
Derivatives not designated as hedging instruments: |  |  |  |  |  |  |  |  |  |  |  |
Loan commitments | Other assets and Other liabilities |  | $839,341,522 |  | $12,702,945 |  | $ 1,658,581 |  | $224,202,514 | $2,722,580 |  | $231,347
Call options | Other liabilities |  | 3,126,800 |  | - |  | 73,451 |  | 1,813,500 | - |  | 62,265
Put options | Other liabilities |  | 2,755,200 |  | - |  | 49,136 |  | 1,573,100 | - |  | 22,282
Total |  |  | $845,223,522 |  | $12,702,945 |  | $ 1,781,168 |  | $227,589,114 | $2,722,580 |  | $315,894
Schedule of Gains and Losses on Derivatives | The following table shows the gains and losses on derivatives for the periods presented.
|  |  |  | Net Amount Gain (Loss) |  | Net Amount Gain (Loss)
|  |  |  | Three Months Ended June 30 |  | Six Months Ended June 30
Derivative |  | Classification |  | 2020 |  | 2019 |  | 2020 |  | 2019
Loan commitments |  | Mortgage fee income |  | $ 5,278,099 |  | $ 603,797 |  | $ 8,553,132 |  | $ 1,536,324
Call and put options |  | Gains on investments and other assets |  | $ 828,205 |  | $ 114,939 |  | $ 90,346 |  | $ 404,967

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