Note 10 - Leases (Details Textual) - USD ($) $ in Thousands		12 Months Ended
	Aug. 16, 2021	Dec. 31, 2022	Dec. 31, 2021	Sep. 30, 2022	Apr. 01, 2022	Dec. 21, 2021	Nov. 30, 2021
Operating Lease, Right-of-Use Asset, Amortization Expense		$ 1,241	$ 1,039
Operating Lease, Right-of-Use Asset		5,770	5,919
Operating Lease, Liability, Total		6,350
Lease Facility in Singapore [Member]
Operating Lease, Right-of-Use Asset		51			$ 51
Operating Lease, Liability, Total		51			$ 51
Automobile Lease for Videology [Member]
Operating Lease, Right-of-Use Asset		42	54	$ 42
Lessee, Operating Lease, Term of Contract (Month)				48 months
Operating Lease, Liability, Total		42	$ 54
Facility for Acculogic Operation in Canada [Member]
Operating Lease, Right-of-Use Asset		$ 942
Lessee, Operating Lease, Term of Contract (Month)		62 months
Operating Lease, Liability, Total		$ 942
Facility for Acculogic Operation in California [Member]
Operating Lease, Right-of-Use Asset		$ 127
Lessee, Operating Lease, Term of Contract (Month)		37 months
Operating Lease, Liability, Total		$ 127
Lease Facility in Fremont, California [Member]
Lessee, Operating Lease, Term of Contract (Month)	38 months 15 days
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 202
Lease Facility in Netherlands [Member]
Operating Lease, Right-of-Use Asset							$ 252
Lessee, Operating Lease, Term of Contract (Month)							37 months
Automobile Leases [Member]
Lessee, Operating Lease, Term of Contract (Month)			48 months
Operating Lease, Liability, Total			$ 54
Facility Lease From Acquisition of Acculogic [Member]
Operating Lease, Right-of-Use Asset			76			$ 76,000
Operating Lease, Liability, Total			$ 78			$ 78,000