Note 4 - Fair Value Measurement (Tables)

3 Months Ended

Sep. 30, 2016

Notes Tables

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

Description of Assets / Liabilities	Total Fair Value		Quoted Price in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
As of September 30, 2016
U.S. Treasury Notes	$	48,486	$	48,486	$	-	$	-
Corporate debt securities		13,348		-		13,348		-
Agency MBS		30,403		-		30,403		-
Mutual fund investment		1,455		1,455		-		-
	$	93,692	$	49,941	$	43,751	$	-
As of June 30, 2016
U.S. Treasury Notes	$	48,774	$	48,774	$	-	$	-
Corporate debt securities		13,385		-		13,385		-
Agency MBS		32,223		-		32,223		-
Mutual fund investment		1,462		1,462		-		-
	$	95,844	$	50,236	$	45,608	$	-

Fair Value Measurements, Nonrecurring [Table Text Block]

Description of Assets / Liabilities	Total Fair Value		Quoted Price in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
As of September 30, 2016
Repossessed asset	$	1,300	$	-	$	-	$	1,300
As of June 30, 2016
Repossessed asset	$	1,300	$	-	$	-	$	1,300