Note 2 - Marketable Securities (Tables)

12 Months Ended

Jun. 30, 2012

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

June 30, 2012	Amortized Cost		Unrealized Gain		Unrealized Loss			Fair Value
US Treasury obligations and direct obligations of U.S. Government agencies	$	3,277	$	1	$	(1	)	$	3,277
Government Sponsored Enterprise collateralized mortgage obligations		2,525		—		(2	)		2,523
Municipal securities		3,471		6		—			3,477
Asset backed securities		1,629		1		—			1,630
Corporate bonds		2,593		5		(1	)		2,597
Total	$	13,495	$	13	$	(4	)	$	13,504

June 30, 2011	Amortized Cost		Unrealized Gain		Unrealized Loss			Fair Value
US Treasury obligations and direct obligations of U.S. Government agencies	$	8,684	$	21	$	—		$	8,705
Government Sponsored Enterprise collateralized mortgage obligations		2,826		8		(1	)		2,833
Asset backed securities		2,964		6		—			2,970
Corporate bonds		3,181		5		—			3,186
Total	$	17,655	$	40	$	(1	)	$	17,694

Schedule of Unrealized Loss on Investments [Table Text Block]

	Less Than 12 Months					12 Months or Greater					Total
June 30, 2012	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
	(In thousands)
US Treasury obligations and direct obligations of U.S. Government agencies		2,262		—			1,015		(1	)		3,277		(1	)
Corporate bonds		1,696		—			901		(1	)		2,597		(1	)
Government Sponsored Enterprise collateralized mortgage obligations		169		(1	)		2,354		(1	)		2,523		(2	)
Total	$	4,127	$	(1	)	$	4,270	$	(3	)	$	8,397	$	(4	)

	Less Than 12 Months					12 Months or Greater				Total
June 30, 2011	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
	(In thousands)
Government Sponsored Enterprise collateralized mortgage obligations		187		(1	)		2,646		—		2,833		(1	)
Total	$	187	$	(1	)	$	2,646	$	—	$	2,833	$	(1	)

Investments Classified by Contractual Maturity Date [Table Text Block]

	June 30,
	2012		2011
Less than 90 days	$	—	$	—
Less than one year		7,135		10,713
Due in one to five years		6,369		6,981
	$	13,504	$	17,694