Related Party Transactions (Tables)

12 Months Ended

Jul. 31, 2014

Related Party Transactions [Abstract]

Summary of Changes in Estimated Liability to Stright Path Included in Other Current Liabilities

Year ended July 31 (in thousands)	2014
Balance at beginning of year	$	931
Additional liability		1,930
Payments		(1,001	)
Balance at end of year	$	1,860