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Note 11 - Accumulated Other Comprehensive Loss (Details Textual) - Interest Rate Swap [Member] - USD ($) $ in Millions	Jan. 10, 2019	Mar. 31, 2023	Jan. 03, 2023	Dec. 31, 2022	Dec. 31, 2021
Derivative, Term of Contract (Year)	5 years
Derivative, Notional Amount	$ 75.0
Derivative, Fixed Interest Rate	2.57%	2.42%	2.42%
AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax		$ 1.3		$ 1.7
Accumulated Other Comprehensive Income (Loss), Tax				$ 0.3	$ 0.4

X

- Definition

Amount, after tax, of accumulated gain (loss) on derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482790/220-10-45-11

+ Details

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X

- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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X

- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-1B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-1A

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X

- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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X

- Definition

Amount of tax attributable to accumulated other comprehensive income (loss).

+ References

No definition available.

+ Details

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- Details

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