Represents the incremental increase in performance percentage, year 1.

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- Definition

Represents the incremental increase in performance percentage, year 4.

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No definition available.

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Represents the incremental increase in performance percentage, year 3.

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represents the incremental increase in performance percentage, year 1.

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No definition available.

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- Definition

represents the incremental increase in performance percentage, year 2.

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No definition available.

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

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- Definition

Date the declared dividend will be paid, in YYYY-MM-DD format.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
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- Definition

Date the holder must own the stock to be entitled to the dividend, in YYYY-MM-DD format.

+ References

No definition available.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 718
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-Name Accounting Standards Codification
-Section 50
-Paragraph 2
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(01)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Note 5 - Shareholders' Equity (Details Textual) - $ / shares		3 Months Ended				6 Months Ended
	Jul. 22, 2024	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Common Stock, Dividends, Per Share, Declared (in dollars per share)		$ 0.028	$ 0.028	$ 0.025	$ 0.025	$ 0.056	$ 0.05
Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)						69,784	72,923
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)						$ 26.92	$ 25.36
Performance Based Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)							138,000	91,042
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)							5 years	5 years
Share Based Compensation Arrangement By Share Based Payment Award Incremental Performance Percentage Year One							15.00%	15.00%
Share Based Compensation Arrangement By Share Based Payment Award Incremental Performance Percentage Year Two							20.00%	20.00%
Share Based Compensation Arrangement By Share Based Payment Award Incremental Performance Percentage Year Three							20.00%	20.00%
Share Based Compensation Arrangement By Share Based Payment Award Incremental Performance Percentage Year Four							20.00%	20.00%
Share Based Compensation Arrangement By Share Based Payment Award Incremental Performance Percentage Year Five							25.00%	25.00%
Performance Based Restricted Stock Units (RSUs) [Member] \| Two Thousand Twenty Four Performance [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)							27,600	18,211
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)							$ 26.79	$ 26.79
Performance Based Restricted Stock Units (RSUs) [Member] \| Not Based on 2023 or 2024 Performance [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)							89,700
Performance Based Restricted Stock Units (RSUs) [Member] \| Not Based on 2022, 2023, or 2024 Performance [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)								40,967
Subsequent Event [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share)	$ 0.028
Subsequent Event [Member] \| O 2024 Q3 Dividends [Member]
Dividends Payable, Date to be Paid	Aug. 16, 2024
Dividends Payable, Date of Record	Aug. 05, 2024