Note 8 - Accrued Expenses - Accrued Property and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
VAT and other non income tax liabilities	$ 1,950	$ 778
Accrued expenses	822	1,466
Accrued deferred offering costs	126	208
Accrued licensing fee	322	399
Accrued marketing	986	1,192
Accrued payroll	268	133
Other accrued expenses	48	124
Total accrued expenses	$ 4,522	$ 4,300