Note 10 - Accrued Expense - Accrued Expenses (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Jun. 30, 2023
Payroll and related costs	$ 2,085	$ 1,880
Commissions	164	158
Legal and audit	337	280
Sales tax	61	140
Utilities	200	236
Warranty	34	24
Accrued purchase of materials and property, plant and equipment	1,758	1,214
Provision for reinstatement	373	380
Contract liabilities	2,233	1,275
Other accrued expense	299	50
Currency translation effect	(37)	(69)
Total	$ 7,507	$ 5,568