Note 9 - Fair Value Measurement - Details of Fair Value Adjustment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized gain (loss) on equity securities investments	Change in fair value of derivative contracts designated as hedge transactions	Change in fair value of derivative contracts designated as hedge transactions	Change in fair value of derivative contracts designated as hedge transactions	Change in fair value of derivative contracts designated as hedge transactions
Total fair value adjustments, net	$ 5,002	$ (2,558)	$ 3,150	$ 623
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	5,588	(5,580)	5,635	(3,385)
Derivative [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
(Loss) gain on derivative contracts	$ (586)	$ 3,022	$ (2,485)	$ 4,008