Fair Value Measurements (Tables)

3 Months Ended

Sep. 30, 2013

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following tables provide the assets and liabilities carried at fair value measured on a recurring basis as of September 30, 2013 and June 30, 2013:

				Fair value measurements at September 30, 2013
	Total carrying value at September 30,			Quoted prices in active markets		Significant other observable inputs			Significant unobservable inputs
	2013			(Level 1)		(Level 2)			(Level 3)
Money market funds	$	23,737		$	23,737	$	—		$	—
Trading securities		667			667		—			—
Foreign currency hedge	$	(384	)		—		(384	)		—
Total	$	24,020		$	24,404	$	(384	)	$	—

				Fair value measurements at June 30, 2013
	Total carrying value at			Quoted prices in active markets		Significant other observable inputs			Significant unobservable inputs
	June 30, 2013			(Level 1)		(Level 2)			(Level 3)
Money market funds	$	23,736		$	23,736	$	—		$	—
Trading securities		662			662		—			—
Foreign currency hedge		(7	)		—		(7	)		—
Total	$	24,391		$	24,398	$	(7	)	$	—