Note 5 - Balance Sheet Components - Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Other receivables	$ 50,000	$ 0
RSU tax withholding proceeds receivable	20,141	14,480
Prepaid expenses	28,964	11,045
Restricted cash included in other current assets	33,204	0
Other	15,154	17,217
Total	$ 147,463	$ 42,742