FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Jul. 31, 2013

FAIR VALUE MEASUREMENTS

Schedule of assets that are measured at fair value on a recurring basis

The following tables include our assets that are measured at fair value on a recurring basis (in thousands):

	Fair Value as of July 31, 2013
	Level 1		Level 2		Level 3
U.S. Treasury securities	$	14,436	$	—	$	—
U.S. government agency securities		—		2,687		—
Corporate bonds and notes		—		828		—
Corporate equity securities		2,669		—		—
	$	17,105	$	3,515	$	—

	Fair Value as of July 31, 2012
	Level 1		Level 2		Level 3
U.S. Treasury securities	$	21,109	$	—	$	—
U.S. government agency securities		—		2,920		—
Corporate bonds and notes		—		1,314		—
Corporate equity securities		3,993		—		—
	$	25,102	$	4,234	$	—