Note 13 - Commitments and Contingencies (Details Textual) $ in Millions	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2010 USD ($)
Accrual for Environmental Loss Contingencies	$ 15	$ 15
Property Lease Guarantee [Member] \| Structural Products [Member]
Guarantee of Lease Obligations, Number of Leases Assigned			3
Guarantee Obligations, Other Contracts			$ 6

Total costs accrued as of the balance sheet date for environmental loss contingencies.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
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Reference 2: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Topic 410
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Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Topic 410
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Reference 4: http://www.xbrl.org/2003/role/exampleRef
-Topic 410
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 450
-SubTopic 20
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Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 410
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