Note 6 - Leases - Lease Balance Sheet Information (Details) (Parentheticals) - USD ($) $ in Thousands	Jun. 30, 2024	Jun. 30, 2023
Assets [Abstract]
Property, Plant and Equipment, Net	$ 693	$ 1,815
Liabilities, Current [Abstract]
Other Liabilities, Current	8,962	7,090
Long-Term Debt, Current Maturities	1,857	85
Liabilities, Noncurrent [Abstract]
Liabilities, Noncurrent	28,151	28,091
Other Liabilities, Noncurrent	$ 4,529	$ 6,975
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Property, Plant and Equipment, Net	Property, Plant and Equipment, Net
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Other Liabilities, Current	Other Liabilities, Current
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Long-Term Debt, Current Maturities	Long-Term Debt, Current Maturities
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other Liabilities, Noncurrent	Other Liabilities, Noncurrent