Note 4 - Line of Credit and Term Loans - Future Maturities of Term Loans (Details) - Term Loan [Member] $ in Thousands	Sep. 30, 2024 USD ($)
2024	$ 87
2025	132
Total future maturities	$ 219

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant