Note 2 - Securities - Amortized Cost and Fair Value of Securities Available-for-sale and Securities Held-to-maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Jun. 30, 2015
US Government-sponsored Enterprises Debt Securities [Member]
Available-for-sale Debt Securities, Amortized Cost Basis	$ 9,682	$ 16,411
Available-for-sale securities, gross unrealized gains	362	178
Available-for-sale securities, gross unrealized losses		(31)
Available-for-sale Securities, Debt Securities	10,044	16,558
US States and Political Subdivisions Debt Securities [Member]
Available-for-sale Debt Securities, Amortized Cost Basis	53,952	48,557
Available-for-sale securities, gross unrealized gains	2,010	811
Available-for-sale securities, gross unrealized losses	(8)	(405)
Available-for-sale Securities, Debt Securities	55,954	48,963
Held-to-maturity, amortized cost	3,494	3,655
Held-to-maturity, gross unrecognized gains	125	67
Held-to-maturity, gross unrecognized losses
Held-to-maturity, fair value	3,619	3,722
Residential Mortgage Backed Securities [Member]
Available-for-sale Debt Securities, Amortized Cost Basis	58,702	64,441
Available-for-sale securities, gross unrealized gains	920	699
Available-for-sale securities, gross unrealized losses	(26)	(226)
Available-for-sale Securities, Debt Securities	59,596	64,914
Commercial Mortgage Backed Securities [Member]
Available-for-sale Debt Securities, Amortized Cost Basis	1,485	1,485
Available-for-sale securities, gross unrealized gains	41	1
Available-for-sale securities, gross unrealized losses
Available-for-sale Securities, Debt Securities	1,526	1,486
Collateralized Mortgage Obligations [Member]
Available-for-sale Debt Securities, Amortized Cost Basis	5,774	4,703
Available-for-sale securities, gross unrealized gains	49	14
Available-for-sale securities, gross unrealized losses	(3)	(34)
Available-for-sale Securities, Debt Securities	5,820	4,683
Pooled Trust Preferred Securities Subject to Mandatory Redemption [Member]
Available-for-sale Debt Securities, Amortized Cost Basis	153	184
Available-for-sale securities, gross unrealized gains	276	356
Available-for-sale securities, gross unrealized losses
Available-for-sale Securities, Debt Securities	429	540
Available-for-sale Debt Securities, Amortized Cost Basis	129,748	135,781
Available-for-sale securities, gross unrealized gains	3,658	2,059
Available-for-sale securities, gross unrealized losses	(37)	(696)
Available-for-sale Securities, Debt Securities	133,369	137,144
Held-to-maturity, amortized cost	3,494	3,655
Held-to-maturity, gross unrecognized gains	125	67
Held-to-maturity, gross unrecognized losses
Held-to-maturity, fair value	$ 3,619	$ 3,722

Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale.

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale.

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (aa)
-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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Amount of debt securities categorized neither as held-to-maturity nor trading.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount after other than temporary impairment (OTTI) accretion, of investments in debt securities classified as held-to-maturity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
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Amount of accumulated unrealized gain on investments in debt securities classified as held-to-maturity.

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Amount of accumulated unrealized loss on investments in debt securities classified as held-to-maturity.

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Fair value of investments in debt securities classified as held-to-maturity.

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