Note I - Lease Obligations - Future Minimum Rental Commitments Under Noncancellable Leases (Details) $ in Thousands	Jun. 30, 2020 USD ($)
2021, Operating Leases	$ 2,724
2021, Finance Leases	284
2022, Operating Leases	2,233
2022, Finance Leases	284
2023, Operating Leases	1,988
2023, Finance Leases	275
2024, Operating Leases	1,793
2024, Finance Leases	234
2025, Operating Leases	1,567
2025, Finance Leases	31
Thereafter, Operating Leases	10,930
Thereafter, Finance Leases
Total future lease payments, Operating Leases	21,235
Total future lease payments, Finance Leases	1,108
Less: Amount representing interest, Operating Leases	(6,773)
Less: Amount representing interest, Finance Leases	(118)
Present value of future payments, Operating Leases	14,462
Finance Lease, Liability, Total	$ 990