Note 10 - Right-of-use Asset and Leasing Liabilities - Future Minimum Lease Obligations (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Operating ROU Leases, 2020	$ 359
Finance ROU Leases, 2020	46
2020	405
Operating ROU Leases, 2021	362
Finance ROU Leases, 2021	31
2021	393
Operating ROU Leases, 2022	366
Finance ROU Leases, 2022	1
2022	367
Operating ROU Leases, 2023	378
Finance ROU Leases, 2023
2023	378
Operating ROU Leases, 2024	384
Finance ROU Leases, 2024
2024	384
Operating ROU Leases, Thereafter	64
Finance ROU Leases, Thereafter
Thereafter	64
Operating ROU Leases Undiscounted Obligation	1,913
Finance ROU Leases Undiscounted Obligation	78
	1,991
Operating ROU Leases, Less Interest*	(247)	[1]
Finance ROU Leases, Less Interest*	(3)	[1]
Operating ROU Leases	1,666
Finance ROU Leases	$ 75

[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.