Note 7 - Short-term Borrowings - Schedule of Repurchase Agreements (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018
Pledged Financial Instruments, Securities for Repurchase Agreements	$ 4,936	$ 5,294
Repurchase Agreements	3,686	4,486
US Government-sponsored Enterprises Debt Securities [Member]
Pledged Financial Instruments, Securities for Repurchase Agreements	998
Residential Mortgage Backed Securities [Member]
Pledged Financial Instruments, Securities for Repurchase Agreements	$ 3,938	$ 5,294

Carrying value, as of the balance sheet date, of securities sold under agreements to repurchase where the transferor maintains effective control over the assets, accounting for them as secured debt.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 10
-Section 55
-Paragraph 51
-URI http://asc.fasb.org/extlink&oid=116647374&loc=d3e101761-111710

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(m)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Name:	us-gaap_SecuredDebtRepurchaseAgreements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant