Note 2 - Summary of Maturities Analysis of Operating and Finance Lease Liabilities and Reconciliation of Undiscounted Cash Flows to Total Operating or Finance Lease Liability (Details) $ in Thousands	Mar. 31, 2019 USD ($)
Operating Leases
April 2019 thru March 2020	$ 76
April 2020 thru March 2021	72
April 2021 thru March 2022	75
April 2022 thru March 2023	74
April 2023 thru March 2024	0
April 2024 and thereafter	0
Total undiscounted cashflows	297
Total discount on cashflows	(19)
Total lease liabilities	278
Finance Leases
April 2019 thru March 2020	367
April 2020 thru March 2021	238
April 2021 thru March 2022	188
April 2022 thru March 2023	190
April 2023 thru March 2024	193
April 2024 and thereafter	1,047
Total undiscounted cashflows	2,223
Total discount on cashflows	(345)
Total lease liabilities	$ 1,878