Note 9 - Leases - Future Minimum Lease Payments (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jun. 30, 2019
2020(remaining 6 months)	$ 1,191
2021	2,355
2022	2,013
2023	1,656
2024	1,473
Thereafter	6,541
Total undiscounted future minimum lease payments	15,229
Less: Imputed interest	(2,539)
Total operating lease liabilities	12,690
Current operating lease liabilities	2,324
Long-term operating lease liabilities	10,366
Total operating lease liabilities	$ 12,690