Note 6 - Leases (Details Textual) - USD ($) $ in Thousands |
6 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Short-term Lease Commitment, Amount | $ 600 | |
| Lessee, Operating Lease, Lease Not yet Commenced, Payments, Due | 2,700 | |
| Non-cash Financing Lease Obligations Obtained in Exchange for New Financing Lease Assets | $ 0 | $ 0 |
| Minimum [Member] | ||
| Lessee, Finance Lease, Term of Contract (Year) | 3 years | |
| Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract (Year) | 7 years | |
| Maximum [Member] | ||
| Lessee, Finance Lease, Term of Contract (Year) | 5 years | |