Note 6 - Leases (Details Textual) - USD ($) $ in Thousands	Mar. 31, 2024	Sep. 30, 2023	Jun. 30, 2023
Operating Lease, Right-of-Use Asset	$ 1,795		$ 2,054
Operating Lease, Liability	$ 1,916		$ 2,090
Lease for Principal Office [Member]
Lessee, Operating Lease, Term of Contract (Year)		5 years 6 months
Operating Lease, Right-of-Use Asset		$ 700
Operating Lease, Liability		$ 700
Lessee, Operating Lease, Discount Rate		10.30%