Note 7 - Federal Home Loan Bank Advances - Summary of Federal Home Loan Bank (FHLB) Advances (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Federal Home Loan Bank advances	$ 12,320	$ 17,281
Fixed Rate Amortizing FHLB Advances [Member]
Federal Home Loan Bank advances	$ 120	$ 181
Weighted average rate	4.30%	4.30%
Fixed Rate Amortizing FHLB Advances [Member] \| Minimum [Member]
Stated Interest rate range	4.30%
Fixed Rate Amortizing FHLB Advances [Member] \| Maximum [Member]
Stated Interest rate range	4.30%
Fixed Rate FHLB Advances [Member]
Federal Home Loan Bank advances	$ 12,200	$ 17,100
Weighted average rate	1.47%	1.45%
Fixed Rate FHLB Advances [Member] \| Minimum [Member]
Stated Interest rate range	0.43%
Fixed Rate FHLB Advances [Member] \| Maximum [Member]
Stated Interest rate range	3.24%

The calculated weighted average interest rate for Federal Home Loan Bank advances outstanding as of the Balance Sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13(3)(a))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

States the interest rate applicable to Federal Home Loan Bank advances outstanding as of the Balance Sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

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Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64702-112823

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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-Section 45
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