Note 10 - Right-of-use Asset and Leasing Liabilities - Future Minimum Lease Obligations (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Operating ROU Leases, 2020	$ 356
Finance ROU Leases, 2020	51
2020	407
Operating ROU Leases, 2021	363
Finance ROU Leases, 2021	39
2021	402
Operating ROU Leases, 2022	363
Finance ROU Leases, 2022	5
2022	368
Operating ROU Leases, 2023	375
Finance ROU Leases, 2023
2023	375
Operating ROU Leases, 2024	384
Finance ROU Leases, 2024
2024	384
Operating ROU Leases, Thereafter	160
Finance ROU Leases, Thereafter
Thereafter	160
Operating ROU Leases Undiscounted Obligation	2,001
Finance ROU Leases Undiscounted Obligation	95
	2,096
Operating ROU Leases, Less Interest*	(270)	[1]
Finance ROU Leases, Less Interest*	(4)	[1]
Less Interest*		[1]
Operating ROU Leases	1,731
Finance ROU Leases	91

[1] Interest is imputed for operating ROU leases and classified as lease expense and is included in operating expenses in the accompanying condensed consolidated statement of operations.