Note 13 - Leases - Operating Lease Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023	Jun. 30, 2023
Operating lease cost	$ 993	$ 884	$ 2,893	$ 2,661
Total operating right-of-use assets	9,063		9,063		$ 8,921
Buildings under finance leases	$ 2,033		2,033		$ 2,033
Fixed payments - operating cash flows			$ 2,806	2,754
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued expenses		Accrued expenses		Accrued expenses
Liability reduction - operating cash flows			$ 2,421	2,451
Operating lease liabilities	$ 3,557		3,557		$ 3,566
Accumulated depreciation	(1,159)		(1,159)		(929)
Amortization of right of use assets	73	74	219	221
Interest - operating cash flows			41	51
Long-term operating lease liability	6,222		6,222		5,954
Total finance lease assets, net	915		915		1,138
Repayments of principal portion - financing cash flows			241	192
Total operating lease liabilities	9,779		9,779		9,520
Accrued expenses (Current liabilities)	317		317		$ 284
Interest on lease liabilities	$ 13	16	$ 41	51
Weighted Average remaining Lease Term (in years) (Year)	3 years 9 months 7 days		3 years 9 months 7 days		3 years 3 months 21 days
Long-term finance lease liability	$ 719		$ 719		$ 960
Weighted Average Discount Rate	5.35%		5.35%		5.44%
Total finance lease liabilities	$ 1,036		$ 1,036		$ 1,244
Variable lease cost	$ 22	22	$ 65	65
Weighted Average remaining Lease Term (in years) (Year)	3 years 29 days		3 years 29 days		3 years 9 months 29 days
Weighted Average Discount Rate	4.86%		4.86%		4.86%
Sublease income	$ (116)	(116)	$ (348)	(348)
Total lease cost	985	$ 880	2,870	$ 2,650
Buildings Under Finance Leases [Member]
Buildings under finance leases	2,033		2,033		$ 2,033
Equipment Under Finance Leases [Member]
Buildings under finance leases	$ 41		$ 41		$ 34