Note 4 - Balance Sheet Components - Accrued Liabilities (Details) - USD ($) $ in Thousands		Sep. 30, 2025	Dec. 31, 2024
Dividends and dividend equivalents		$ 79,935	$ 60,622
Income tax payable	[1]	51,350	10,534
Stock rotation and sales returns		31,854	20,799
Other		38,374	36,168
Total		$ 201,513	$ 128,123

[1] The increase in income tax payable during the nine months ended September 30, 2025 was a result of the timing of payments of estimated taxes both domestically and internationally.