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Note 4 - Derivative Instruments and Hedging Activities - Fair Value of Derivatives (Details) - Fair Value, Inputs, Level 2 [Member] - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Commodity contracts $ (267) $ 0
Foreign Exchange Contract [Member]    
Commodity contracts 212 (36)
Interest Rate Swap [Member]    
Commodity contracts $ 50,922 $ (2,074)