Note 10 - Leases - Lease Costs (Details) (Parentheticals)	Sep. 30, 2025	Sep. 30, 2024
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued Expenses and Other Current Liabilities	Accrued Expenses and Other Current Liabilities
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued Expenses and Other Current Liabilities	Accrued Expenses and Other Current Liabilities
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other Liabilities, Noncurrent	Other Liabilities, Noncurrent

Indicates line item in statement of financial position that includes current finance lease liability.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-2

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- Definition

Indicates line item in statement of financial position that includes noncurrent finance lease liability.

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- Definition

Indicates line item in statement of financial position that includes current operating lease liability.

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