Note 12 - Leases (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Lessee, Operating Lease, Liability, to be Paid, Total	$ 9,976
Operating Lease, Impairment Loss	915	$ 0
Former Corporate Office in Beaverton, Oregon [Member]
Lessee, Operating Lease, Liability, to be Paid, Total	1,071
Corporate Office in Beaverton, Oregon [Member]
Lessee, Operating Lease, Liability, to be Paid, Total	8,756
Office Space in London, England [Member]
Lessee, Operating Lease, Liability, to be Paid, Total	$ 135