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Note 10 - Components of Net Periodic Pension Cost - Schedule of Allocation of Plan Assets (Details) - Pension Plan [Member] | Jun. 01, 2025
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Actual Allocation | 100.00%
Expected Long-Term Rate of Return on Plan Assets | 6.00%
Mutual Fund [Member] |
Actual Allocation | 25.00%
Fixed Income Funds [Member] |
Actual Allocation | 75.00%
Minimum [Member] |
Expected Long-Term Rate of Return on Plan Assets | 2.80%
Minimum [Member] | Defined Benefit Plan, Cash and Cash Equivalents [Member] |
Target Allocation | 0.00%
Minimum [Member] | Mutual Fund [Member] |
Target Allocation | 20.00%
Expected Long-Term Rate of Return on Plan Assets | 3.90%
Minimum [Member] | Fixed Income Funds [Member] |
Target Allocation | 70.00%
Expected Long-Term Rate of Return on Plan Assets | 2.50%
Maximum [Member] |
Expected Long-Term Rate of Return on Plan Assets | 7.80%
Maximum [Member] | Defined Benefit Plan, Cash and Cash Equivalents [Member] |
Target Allocation | 1.00%
Maximum [Member] | Mutual Fund [Member] |
Target Allocation | 30.00%
Expected Long-Term Rate of Return on Plan Assets | 10.70%
Maximum [Member] | Fixed Income Funds [Member] |
Target Allocation | 80.00%
Expected Long-Term Rate of Return on Plan Assets | 6.80%

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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (j)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-8 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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