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Note 3 - Current Debt (Details Textual) - Interim Funding AgreementIFA [Member] $ in Millions	Nov. 02, 2023 USD ($)	Aug. 31, 2022 USD ($)	Sep. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Debt Instrument, Face Amount		$ 10.8
Short-Term Debt			$ 10.8	$ 10.8
Subsequent Event [Member]
Maximum Senior Leverage Ratio	3
Debt Instrument, Covenant, Minimum EBITDA	$ 35.0
Secured Overnight Financing Rate (SOFR) [Member]
Debt Instrument, Basis Spread on Variable Rate		1.75%
Secured Overnight Financing Rate (SOFR) [Member] | Subsequent Event [Member]
Debt Instrument, Basis Spread on Variable Rate	2.00%

X

- Definition

Represents the minimum amount of earnings before interest, taxes, depreciation and amortization as part of a debt covenant.

+ References

No definition available.

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- Definition

The maximum senior leverage ratio.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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