Note I - Lease Obligations - Other Information Related to Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating cash flows from operating leases	$ 3,141	$ 3,338
Operating cash flows from finance leases	167	18
Financing cash flows from finance leases	56	9
Right-of-use-assets obtained in exchange for lease obligations: Operating leases	2,757	13,875
Right-of-use-assets obtained in exchange for lease obligations: Finance leases	$ 592	$ 553
Weighted average remaining lease term (years): Operating leases (Year)	10 years 255 days	11 years 36 days
Weighted average remaining lease term (years): Finance lease (Year)	4 years	4 years 292 days
Weighted average discount rate: Operating leases	7.40%	7.70%
Weighted average discount rate: Finance leases	6.20%	7.30%