Note 15 - Stock-based Compensation - Allocation of Share-based Compensation Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Share-Based Payment Arrangement, Expense	$ 9,047	$ 18,071
Cost of Sales [Member]
Share-Based Payment Arrangement, Expense	0	136
Research and Development Expense [Member]
Share-Based Payment Arrangement, Expense	3,433	6,821
Selling and Marketing Expense [Member]
Share-Based Payment Arrangement, Expense	247	2,993
General and Administrative Expense [Member]
Share-Based Payment Arrangement, Expense	$ 5,367	$ 8,121