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

Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer.

No definition available.

Name:	us-gaap_OtherReceivablesNetCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant