Information Regarding Geography and Countries (Detail) (USD $) In Thousands | 3 Months Ended | 12 Months Ended | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Aug. 31, 2011 | May 31, 2011 | Feb. 28, 2011 | Nov. 30, 2010 | Aug. 31, 2010 | May 31, 2010 | Feb. 28, 2010 | Nov. 30, 2009 | Aug. 31, 2011 | Aug. 31, 2010 | Aug. 31, 2009 | ||||||||
| Segment Reporting Information [Line Items] | ||||||||||||||||||
| Net revenues | $ 6,687,650 | $ 6,720,115 | $ 6,053,621 | $ 6,045,650 | $ 5,420,581 | $ 5,571,017 | $ 5,176,438 | $ 5,382,532 | $ 25,507,036 | $ 21,550,568 | $ 21,576,850 | |||||||
| Reimbursements | 486,423 | 484,240 | 442,672 | 432,543 | 412,492 | 404,478 | 361,385 | 365,155 | 1,845,878 | 1,543,510 | 1,594,118 | |||||||
| Revenues | 7,174,073 | 7,204,355 | 6,496,293 | 6,478,193 | 5,833,073 | 5,975,495 | 5,537,823 | 5,747,687 | 27,352,914 | 23,094,078 | 23,170,968 | |||||||
| Property and equipment, net as of August 31 | 785,231 | 659,569 | 785,231 | 659,569 | 701,144 | |||||||||||||
Americas | ||||||||||||||||||
| Segment Reporting Information [Line Items] | ||||||||||||||||||
| Net revenues | 11,270,668 | 9,465,357 | 9,403,420 | |||||||||||||||
| Reimbursements | 851,081 | 808,951 | 853,035 | |||||||||||||||
| Revenues | 12,121,749 | 10,274,308 | 10,256,455 | |||||||||||||||
| Property and equipment, net as of August 31 | 235,900 | 240,228 | 235,900 | 240,228 | 254,922 | |||||||||||||
EMEA | ||||||||||||||||||
| Segment Reporting Information [Line Items] | ||||||||||||||||||
| Net revenues | 10,853,684 | [1] | 9,583,268 | [1] | 9,903,536 | [1] | ||||||||||||
| Reimbursements | 699,631 | [1] | 534,566 | [1] | 564,886 | [1] | ||||||||||||
| Revenues | 11,553,315 | [1] | 10,117,834 | [1] | 10,468,422 | [1] | ||||||||||||
| Property and equipment, net as of August 31 | 230,805 | [1] | 204,948 | [1] | 230,805 | [1] | 204,948 | [1] | 237,845 | [1] | ||||||||
Asia Pacific | ||||||||||||||||||
| Segment Reporting Information [Line Items] | ||||||||||||||||||
| Net revenues | 3,382,684 | 2,501,943 | 2,269,894 | |||||||||||||||
| Reimbursements | 295,166 | 199,993 | 176,197 | |||||||||||||||
| Revenues | 3,677,850 | 2,701,936 | 2,446,091 | |||||||||||||||
| Property and equipment, net as of August 31 | $ 318,526 | $ 214,393 | $ 318,526 | $ 214,393 | $ 208,377 | |||||||||||||
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