Note 9 - Leases (Details Textual) $ in Thousands	3 Months Ended	6 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2019 USD ($)
Operating Lease, Weighted Average Remaining Lease Term	57 years 335 days	57 years 335 days
Operating Lease, Cost	$ 27	$ 55
Short-term Lease, Cost	22	44
Operating Lease, Right-of-Use Asset	527	527
Operating Lease, Liability, Total	$ 527	$ 527