Note 7 - Balance Sheet Details (Tables)

12 Months Ended

Dec. 31, 2025

Notes Tables

Schedule of Other Assets, Noncurrent [Table Text Block]

		*As of December 31,*
		*2025*				*2024*
Equity method investments		$	14,968			$	14,066
Value added tax receivable, long term			4,478				194
Other intangible assets			1,673				1,710
Deferred tax assets			1,506				1,418
Other assets			728				1,454
		$	23,353			$	18,842

Schedule of Accrued Liabilities [Table Text Block]

		*As of December 31,*
		2025				2024
Accrued compensation and related charges		$	5,090			$	2,832
Preferred stock dividends payable			2,901				2,901
Payable in connection with construction in progress			1,676				1,985
Accrued professional services			1,023				1,460
Accrued income taxes			841				127
Current portion of operating lease liabilities			579				536
Other tax payable			494				399
Accrued product warranty			411				451
Other personnel-related costs			276				256
Advances from customers			103				1,590
Accrual for sales returns			48				28
Other accrued liabilities			1,356				1,991
		$	14,798			$	14,556