Note 6 - Cash, Cash Equivalents and Marketable Securities Recorded at Fair Value (Tables)

3 Months Ended

Sep. 30, 2013

Cash and Cash Equivalents [Abstract]

Available-for-sale Securities [Table Text Block]

	September 30, 2013
	Adjusted Cost		Unrealized Gains		Unrealized Losses		Fair Value		Cash & Cash Equivalents		Short-term Marketable Securities		Long-term Marketable Securities
Level 1:
Cash		757		-		-		757		757		-		-
Money Market Funds		887		-		-		887		887		-		-
U.S. Treasury Securities		494		-		-		494		-		494		-
Subtotal	$	2,138	$	-	$	-	$	2,138	$	1,644	$	494	$	-
Level 2:
U.S. Agency Securities		540		1		-		541		-		-		541
Corporate securities		4,296		2		-		4,298		-		2,763		1,535
Municipal securities		4,787		11		-		4,798		-		3,580		1,218
Asset backed securities		42		-		-		42		-		42		-
Subtotal	$	9,665	$	14	$	-	$	9,679	$	-	$	6,385	$	3,294
Total	$	11,803	$	14	$	-	$	11,817	$	1,644	$	6,879	$	3,294

	June 30, 2013
	Adjusted Cost		Unrealized Gains		Unrealized Losses			Fair Value		Cash & Cash Equivalents		Short-term Marketable Securities		Long-term Marketable Securities
Level 1:
Cash		1,257		-		-			1,257		1,257
Money Market Funds		709		-		-			709		709
U.S. Treasury Securities		503		-		-			503		-		503		-
Subtotal	$	2,469	$	-		-		$	2,469	$	1,966	$	503	$	-
Level 2:
U.S. Agency Securities		544		-		(1	)		543		-		-		543
Corporate securities		4,915		1		(11	)		4,905		-		2,745		2,160
Municipal securities		5,728		15		-			5,743		-		2,900		2,843
Asset backed securities		127		-		-			127		-		127		-
Mortgage backed securities		30		-		-			30		-		30		-
Subtotal	$	11,344	$	16		(12	)	$	11,348		-	$	5,802	$	5,546
Total	$	13,813	$	16		(12	)	$	13,817	$	1,966	$	6,305	$	5,546

Schedule of Unrealized Loss on Investments [Table Text Block]

	Less Than 12 Months					12 Months or Greater					Total
June 30, 2013	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
	(In thousands)
U.S. Agency securities		-		-			543		(1	)		543		(1	)
Corporate securities		2,745		(3	)		2,160		(8	)		4,905		(11	)
Total	$	2,745	$	(3	)	$	2,703	$	(9	)	$	5,448	$	(12	)