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Note 14 - Commitments and Contingencies (Details Textual)
$ in Millions
Jun. 30, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2010
USD ($)
Loss Contingency Accrual, Product Liability, Net, Total $ 1 $ 2  
Accrual for Environmental Loss Contingencies, Ending Balance 8 10  
Damages from Product Defects [Member]      
Loss Contingency, Receivable, Ending Balance $ 17 $ 13  
Property Lease Guarantee [Member] | Structural Products [Member]      
Guarantee of Lease Obligations, Number of Leases Assigned     3
Guarantee Obligations, Other Contracts     $ 6