Notes Payable (Tables)

12 Months Ended

Jul. 31, 2014

Notes Payable [Abstract]

Schedule of Notes Payable

July 31 (in thousands)	2014			2013
$11.0 million secured term loan due September 2015 (a)	$	6,624		$	6,880
$1.2 million note due June 2012 (b)		—			279
Total notes payable		6,624			7,159
Less current portion		(271	)		(535	)
Notes payable—long term portion	$	6,353		$	6,624

Schedule of Future Principal Payments of Notes Payable

(in thousands)
Year ending July 31:
2015	$	271
2016		6353
2017		—
2018		—
2019		—
Thereafter		—
Total notes payable	$	6,624