Sales to Customers Who Accounted for 10 Percent or More of Company's Net Revenues, Expressed as Percentage of Consolidated Net Revenue and Accounts Receivable for Each Customer (Detail)	12 Months Ended
	Aug. 31, 2014		Aug. 31, 2013		Aug. 31, 2012
Net Revenue
Revenue, Major Customer [Line Items]
Concentration of risk percentage	10.00%
Net Revenue | Apple, Inc.
Revenue, Major Customer [Line Items]
Concentration of risk percentage	18.00%		20.00%		14.00%
Net Revenue | BlackBerry Limited
Revenue, Major Customer [Line Items]
Concentration of risk percentage		[1]	12.00%		11.00%
Net Revenue | Cisco Systems, Inc
Revenue, Major Customer [Line Items]
Concentration of risk percentage		[1]		[1]	11.00%
Accounts Receivable | Apple, Inc.
Revenue, Major Customer [Line Items]
Concentration of risk percentage	12.00%		22.00%
Accounts Receivable | BlackBerry Limited
Revenue, Major Customer [Line Items]
Concentration of risk percentage		[1]		[1]
Accounts Receivable | Cisco Systems, Inc
Revenue, Major Customer [Line Items]
Concentration of risk percentage		[1]		[1]

[1] Amount was less than 10% of total