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v3.19.1

7. Debt (Details) - USD ($) | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Long-term debt, net | $ 29,339,296 | $ 29,295,251
Issuance costs |  |
Long-term debt, net | (539,048) | (574,953)
5.50% Senior Unsecured Notes |  |
Long-term debt, net | 30,000,000 | 30,000,000
Discount |  |
Long-term debt, net | $ (121,656) | $ (129,796)

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