v3.26.1
Note 6 - Equity Investment (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Payments to Acquire Equity Method Investments $ 39,200 $ (0)
Sisecam Wyoming [Member]    
Equity Method Investment, Ownership Percentage 49.00%  
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax $ 1,600 1,300
Payments to Acquire Equity Method Investments $ 39,200 $ 0