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7. Debt (Tables) | 6 Months Ended
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Jun. 30, 2019
Debt Disclosure [Abstract] |
Schedule of debt |
|  | June 30, |  |  | December 31, |
|  | 2019 |  |  | 2018 |
5.50% Senior Unsecured Notes |  | $ | 30,000,000 |  |  | $ | 30,000,000 |
Discount |  |  | (113,575 | ) |  |  | (129,796 | )
Issuance costs |  |  | (503,084 | ) |  |  | (574,953 | )
Long-term debt, net |  | $ | 29,383,341 |  |  | $ | 29,295,251 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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