Note 3 - Loans (Details Textual)	12 Months Ended
	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due	$ 2,524,000	$ 169,000
Non-accrual Loans [Member]
Financing Receivable, Recorded Investment, Nonaccrual Status	3,510,000	2,100,000
Financing Receivables, Impaired, Troubled Debt Restructuring, Increase to Allowance	0	0
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down	$ 0	$ 0
Financing Receivable, Modifications, Number of Contracts	6	0
Loans and Leases Receivable, Impaired, Commitment to Lend	$ 207,000	$ 0
Recorded InvestmentIn Loans	549,000	501,000
Loans and Leases Receivable, Deferred Income	360,000	392,000
Financing Receivable, Recorded Investment, Past Due	2,728,000	617,000
Financing Receivable, Recorded Investment, Nonaccrual Status	6,034,000	2,269,000
Financing Receivable, Modifications, Recorded Investment	3,529,000	1,335,000
Troubled Debt Restructuring, Debtor, Subsequent Periods, Contingent Payments, Amount	$ 43,000	$ 70,000
Financing Receivable, Modifications, Subsequent Default, Number of Contracts	0	0
Threshold Amount of Loans Outstanding to Perform Credit Analysis	$ 100,000