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Note 20 - Cash and cash equivalents and other investments - Components of Cash and Cash Equivalents and Other Investments (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Cash and cash equivalents      
Cash at banks $ 370,487 $ 149,424  
Liquidity funds 223,424 422,859  
Short-term investments 1,043,910 519,244  
Total cash and cash equivalents 1,637,821 1,091,527 $ 318,127
Other investments - current      
Fixed income (time-deposit, zero coupon bonds, commercial papers) 896,166 196,152  
Bonds and other fixed income 834,281 211,953  
Fund investments 239,184 30,343  
Other investments 1,969,631 438,448  
Other investments - non-current      
Bonds and other fixed income 398,220 113,574  
Others 7,411 6,328  
Other investments $ 405,631 $ 119,902