Note 1 - Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Interest-bearing Deposits in Banks and Other Financial Institutions	$ 56.6	$ 36.5
Cash Equivalents, at Carrying Value	$ 35.5	$ 32.5
Employee Stock Option [Member]
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in Shares)	10,000	10,000	0