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)	Aug. 31, 2012		Aug. 31, 2011		Aug. 31, 2010
Apple, Inc.
Revenue, Major Customer [Line Items]
Percentage of Net Revenue	13.00%			[1]		[1]
Percentage of Accounts Receivable	17.00%			[1]
Cisco Systems, Inc
Revenue, Major Customer [Line Items]
Percentage of Net Revenue	10.00%		13.00%		15.00%
Percentage of Accounts Receivable		[1]		[1]
Research in Motion Limited
Revenue, Major Customer [Line Items]
Percentage of Net Revenue	10.00%		15.00%		15.00%
Percentage of Accounts Receivable		[1]	10.00%

[1] Amount was less than 10% of total