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Note 10 - Fair Value Measurement - Details of Fair Value Adjustment (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Total fair value adjustments, net $ (9,246) $ 4,450 $ (15,191) $ 7,838
Fair Value, Inputs, Level 1 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Unrealized gain (loss) on equity securities investments $ 1,322 $ 4,866 $ (17,963) $ 8,507
Unrealized gain (loss) on equity securities investments Change in fair value of derivative contracts designated as hedge transactions and other Change in fair value of derivative contracts designated as hedge transactions and other Change in fair value of derivative contracts designated as hedge transactions and other Change in fair value of derivative contracts designated as hedge transactions and other
Derivative [Member] | Fair Value, Inputs, Level 3 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loss on derivative contracts $ (10,638) $ (416) $ (20,973) $ (669)
Securities Investment [Member] | Fair Value, Inputs, Level 1 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loss on derivative contracts $ 70 $ 0 $ 23,745 $ 0