Note 5 - Balance Sheet Components (Details Textual) - USD ($) $ in Thousands		Sep. 30, 2024	Dec. 31, 2023
Prepaid Wafer Purchase, Current		$ 60,000
Other Receivables, Net, Current	[1]	$ 0	$ 50,000

[1] The Company held $60 million in prepaid wafer purchases as of September 30, 2024 related to deposits made to a supplier under a long-term wafer supply agreement. The Company held $50 million in other receivables as of December 31, 2023 associated with those deposits. See Note 9 for details about the supply agreement.