Components of Other Current Liabilities (Detail) - USD ($) $ in Thousands	Apr. 30, 2016	Jul. 31, 2015
Other Current Liabilities [Line Items]
Accrued pricing liabilities	$ 18,882	$ 18,882
Funds held for clients	23,908	21,807
Other	7,566	10,048
Other current liabilities	$ 50,356	$ 50,737