Note 6 - Cash, Cash Equivalents and Marketable Securities (Tables)

9 Months Ended

Mar. 31, 2013

Available-for-sale Securities [Table Text Block]

	March 31, 2013
	Adjusted Cost		Unrealized Gains		Unrealized Losses			Fair Value		Cash & Cash Equivalents		Short-term Marketable Securities		Long-term Marketable Securities
Level 1:
Cash		376		-		-			376		376		-		-
Money Market Funds		449		-		-			449		449		-		-
U.S. Treasury Securities		2,008		1		-			2,009		-		2,009		-
Subtotal	$	2,833	$	1	$	-		$	2,834	$	825	$	2,009	$	-
Level 2:
U.S. Agency Securities		549		-		(1	)		548		-		-		548
Corporate securities		5,914		4		(5	)		5,913		-		2,488		3,425
Municipal securities		6,275		23		-			6,298		-		2,585		3,713
Asset backed securities		553		1		-			554		-		467		87
Mortgage backed securities		597		1		-			598		-		135		463
Subtotal	$	13,888	$	29	$	(6	)	$	13,911	$	-	$	5,675	$	8,236
Total	$	16,721	$	30	$	(6	)	$	16,745	$	825	$	7,684	$	8,236

	June 30, 2012
	Adjusted Cost		Unrealized Gains		Unrealized Losses			Fair Value		Cash & Cash Equivalents		Short-term Marketable Securities		Long-term Marketable Securities
Level 1:
Cash		635		-		-			635		635		-		-
Money Market Funds		6,746		-		-			6,746		6,746		-		-
U.S. Treasury Securities		2,524		-		(1	)		2,523		-		1,508		1,015
Subtotal	$	9,905	$	-		(1	)	$	9,904	$	7,381	$	1,508		1,015
Level 2:											-
U.S. Agency Securities		753		1		-			754		-		754		-
Corporate securities		2,593		5		(1	)		2,597		-		1,696		901
Municipal Securities		3,471		6		-			3,477		-		1,752		1,725
Asset backed securities		1,629		1		-			1,630		-		1,256		374
Mortgage backed securities		2,525		-		(2	)		2,523		-		169		2,354
Subtotal	$	10,971	$	13	$	(3	)	$	10,981	$	-	$	5,627	$	5,354
Total	$	20,876	$	13	$	(4	)	$	20,885	$	7,381	$	7,135	$	6,369

Schedule of Unrealized Loss on Investments [Table Text Block]

	Less Than 12 Months				12 Months or Greater					Total
March 31, 2013	Fair Value		Unrealized Loss		Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
U.S. Agency Bonds		-		-		548		(1	)		548		(1	)
Corporate Bonds		2,488		-		3,425		(5	)		5,913		(5	)
Total	$	2,488	$	-	$	3,973	$	(6	)	$	6,461	$	(6	)

	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	)