Note 1. Organization and Nature of Business (Detail)	6 Months Ended
	Feb. 29, 2012	Feb. 28, 2011
Entity Number of Employees	5,516
Increase In Number Of Employees.	66	748
Percentage Increase In Number Of Employees.		16.00%
United States [Member]
Entity Number of Employees	1,770
Content Collection [Member]
Percentage Of Employees In The Department	54.00%
Conduct Sales And Consulting Services [Member]
Percentage Of Employees In The Department	24.00%
Product Development [Member]
Percentage Of Employees In The Department	18.00%
Administrative Support [Member]
Percentage Of Employees In The Department	4.00%
Europe [Member]
Entity Number of Employees	602
Asia Pacific [Member]
Entity Number of Employees	3,144