Note 17 - Leases - Schedule of Lease Costs (Details) - USD ($) |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2025 |
Mar. 31, 2024 |
Sep. 30, 2024 |
|
| Operating lease right-of-use assets | $ 2,864,917 | $ 2,864,917 | $ 3,041,485 | ||
| Operating lease liabilities, current | (2,725,580) | (2,725,580) | (2,893,967) | ||
| Operating lease liabilities, noncurrent | (10,527,500) | (10,527,500) | (11,648,662) | ||
| Total lease liabilities | $ (13,253,080) | $ (13,253,080) | $ (14,542,629) | ||
| Operating leases (in years) (Year) | 4 years 11 months 8 days | 4 years 11 months 8 days | 5 years 1 month 6 days | ||
| Operating leases | 28.00% | 28.00% | 28.00% | ||
| Cash paid for amounts included in the measurement of lease liabilities for the three months ended March 31, 2025 and 2024 | $ 1,748,610 | $ 721,674 | |||
| Cash paid for amounts included in the measurement of lease liabilities for the six months ended March 31, 2025 and 2024 | 3,241,170 | $ 1,580,908 | |||
| Fixed lease cost | $ 998,251 | $ 1,620,919 | 2,125,465 | $ 2,936,964 | |
| Variable and short-term lease cost | 56,207 | 193,627 | 139,576 | 250,323 | |
| Sublease income | 0 | (144,787) | 0 | (311,950) | |
| Total operating lease costs | $ 1,054,458 | $ 1,669,759 | $ 2,265,041 | $ 2,875,337 | |
| X | ||||||||||
- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. No definition available.
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| X | ||||||||||
- Definition Amount of lease cost recognized by lessee for lease contract. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of sublease income excluding finance and operating lease expense. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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