Note 11 - Leases and Purchase Commitments (Details Textual) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020	Jul. 01, 2019
Contractual Obligation, Total	$ 29,000	$ 14,300
Operating Lease, Right-of-Use Asset	11,579	8,663
Operating Lease, Liability, Total	$ 12,314	$ 9,397
Accounting Standards Update 2016-02 [Member]
Operating Lease, Right-of-Use Asset			$ 10,400
Operating Lease, Liability, Total			$ 10,800
Minimum [Member]
Lessee, Operating Lease, Remaining Lease Term (Year)	1 year
Maximum [Member]
Lessee, Operating Lease, Remaining Lease Term (Year)	7 years