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Note 19 - Retirement Plans - Weighted-average Asset Allocation By Assets Category (Details)	Dec. 31, 2024	Dec. 31, 2023
Major US Plans [Member]
Asset allocations	100.00%	100.00%
Major US Plans [Member] | Debt Securities [Member]
Asset allocations	42.00%	20.00%
Major US Plans [Member] | Debt Securities [Member] | Minimum [Member]
Target asset allocations	62.00%
Major US Plans [Member] | Debt Securities [Member] | Maximum [Member]
Target asset allocations	82.00%
Major US Plans [Member] | Real Estate [Member]
Asset allocations	0.00%	0.00%
Target asset allocations	0.00%
Major US Plans [Member] | Cash and Cash Equivalents [Member]
Asset allocations	31.00%	5.00%
Major US Plans [Member] | Cash and Cash Equivalents [Member] | Minimum [Member]
Target asset allocations	0.00%
Major US Plans [Member] | Cash and Cash Equivalents [Member] | Maximum [Member]
Target asset allocations	10.00%
Major US Plans [Member] | Private Equity Funds [Member]
Asset allocations	5.00%	31.00%
Major US Plans [Member] | Private Equity Funds [Member] | Minimum [Member]
Target asset allocations	0.00%
Major US Plans [Member] | Private Equity Funds [Member] | Maximum [Member]
Target asset allocations	35.00%
Major US Plans [Member] | Hedge Funds [Member]
Asset allocations	22.00%	44.00%
Major US Plans [Member] | Hedge Funds [Member] | Minimum [Member]
Target asset allocations	0.00%
Major Non-US Plans [Member]
Asset allocations	100.00%	100.00%
Major Non-US Plans [Member] | Debt Securities [Member]
Asset allocations	17.00%	16.00%
Major Non-US Plans [Member] | Debt Securities [Member] | Minimum [Member]
Target asset allocations	15.00%
Major Non-US Plans [Member] | Debt Securities [Member] | Maximum [Member]
Target asset allocations	25.00%
Major Non-US Plans [Member] | Equity Securities [Member]
Asset allocations	6.00%	6.00%
Major Non-US Plans [Member] | Equity Securities [Member] | Minimum [Member]
Target asset allocations	0.00%
Major Non-US Plans [Member] | Equity Securities [Member] | Maximum [Member]
Target asset allocations	10.00%
Major Non-US Plans [Member] | Real Estate [Member]
Asset allocations	2.00%	2.00%
Major Non-US Plans [Member] | Real Estate [Member] | Minimum [Member]
Target asset allocations	0.00%
Major Non-US Plans [Member] | Real Estate [Member] | Maximum [Member]
Target asset allocations	5.00%
Major Non-US Plans [Member] | Cash and Cash Equivalents [Member]
Asset allocations	9.00%	2.00%
Major Non-US Plans [Member] | Cash and Cash Equivalents [Member] | Minimum [Member]
Target asset allocations	0.00%
Major Non-US Plans [Member] | Cash and Cash Equivalents [Member] | Maximum [Member]
Target asset allocations	5.00%
Major Non-US Plans [Member] | Private Equity Funds [Member]
Asset allocations	6.00%	8.00%
Major Non-US Plans [Member] | Private Equity Funds [Member] | Minimum [Member]
Target asset allocations	0.00%
Major Non-US Plans [Member] | Private Equity Funds [Member] | Maximum [Member]
Target asset allocations	10.00%
Major Non-US Plans [Member] | Hedge Funds [Member]
Asset allocations	0.00%	6.00%
Major Non-US Plans [Member] | Hedge Funds [Member] | Minimum [Member]
Target asset allocations	0.00%
Major Non-US Plans [Member] | Insurance Contracts [Member]
Asset allocations	60.00%	60.00%
Major Non-US Plans [Member] | Insurance Contracts [Member] | Minimum [Member]
Target asset allocations	25.00%
Major Non-US Plans [Member] | Insurance Contracts [Member] | Maximum [Member]
Target asset allocations	75.00%

X

- 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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X

- 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

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