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Convertible Debt - Schedule of Maturities (Details) - USD ($)	Sep. 30, 2020	Dec. 31, 2019	Dec. 26, 2019	Aug. 01, 2019	Mar. 01, 2019
6.50% Convertible Senior Notes Due 2024
Debt Instrument [Line Items]
Total	$ 49,537,210
December 2019 Bonds
Debt Instrument [Line Items]
Total	4,151,663
Convertible Debt
Debt Instrument [Line Items]
Remainder of 2020	10,000
2021	3,902,300
2022	3,902,300
2023	3,902,300
2024	66,535,000
Total	78,251,900
Convertible Debt | 6.50% Convertible Senior Notes Due 2024
Debt Instrument [Line Items]
Remainder of 2020	0
2021	3,862,000
2022	3,862,000
2023	3,862,000
2024	61,346,000
Total	$ 72,932,000
Stated interest rate	6.50%	6.50%			6.50%
Convertible Debt | August 2019 Bonds
Debt Instrument [Line Items]
Stated interest rate	1.00%	1.00%		1.00%
Debt instrument, convertible, internal rate of return	6.00%
Convertible Debt | December 2019 Bonds
Debt Instrument [Line Items]
Remainder of 2020	$ 10,000
2021	40,300
2022	40,300
2023	40,300
2024	5,189,000
Total	$ 5,319,900
Stated interest rate	1.00%	1.00%	1.00%
Debt instrument, convertible, internal rate of return	6.00%		6.00%

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