Note 4 - Premises and Equipment - Major Classifications of Premises and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Jun. 30, 2018	Jun. 30, 2017
Premises and equipment, gross		$ 19,613	$ 19,012
Accumulated depreciation and amortization		(6,298)	(5,614)
Premises and equipment, net	$ 14,260	13,315	13,398
Land [Member]
Premises and equipment, gross		1,469	1,469
Land Improvements [Member]
Premises and equipment, gross		344	340
Building And Leasehold Improvements [Member]
Premises and equipment, gross		12,636	12,180
Furniture and Fixtures [Member]
Premises and equipment, gross		$ 5,164	$ 5,023

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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