Debt (Credit Agreement Interest Expense) (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2021 |
Jun. 30, 2020 |
Jun. 30, 2021 |
Jun. 30, 2020 |
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| Debt [Abstract] | ||||
| Amortization of discounts | $ 327,550 | $ 782,169 | $ 1,400,039 | $ 2,488,747 |
| Accretion of residual royalty agreement | 952,276 | 369,138 | 2,295,313 | 928,835 |
| Amortization of deferred issuance costs | 7,699 | 18,385 | 32,907 | 58,497 |
| Interest expense | $ 1,287,525 | $ 1,169,692 | $ 3,728,259 | $ 3,476,079 |
| X | ||||||||||
- Definition Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of amortization expense attributable to debt issuance costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of amortization expense attributable to debt discount (premium) and debt issuance costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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