Note 3 - Securities Available For Sale: (Details) - Available-For-Sale Securities With Unrealized Losses: (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Note 3 - Securities Available For Sale: (Details) - Available-For-Sale Securities With Unrealized Losses: [Line Items]
Less than 12 months unrealized loss	$ (56)	$ (309)
Less than 12 months estimated fair value	1,250	20,451
12 months or more unrealized loss	0	0
12 months or more estimated fair value	0	0
Unrealized loss	(56)	(309)
Estimated fair value	1,250	20,451
Mutual Fund Investments [Member]
Note 3 - Securities Available For Sale: (Details) - Available-For-Sale Securities With Unrealized Losses: [Line Items]
Less than 12 months unrealized loss	(56)
Less than 12 months estimated fair value	1,250
12 months or more unrealized loss	0
12 months or more estimated fair value	0
Unrealized loss	(56)
Estimated fair value	1,250
Corporate Bond Securities [Member]
Note 3 - Securities Available For Sale: (Details) - Available-For-Sale Securities With Unrealized Losses: [Line Items]
Less than 12 months unrealized loss		(309)
Less than 12 months estimated fair value		20,451
12 months or more unrealized loss		0
12 months or more estimated fair value		0
Unrealized loss		(309)
Estimated fair value		$ 20,451