Changes in Gross Liability for Unrecognized Tax Benefits, Excluding Interest and Penalties (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Aug. 31, 2015 |
Aug. 31, 2014 |
Aug. 31, 2013 |
|
| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |||
| Beginning balance | $ 39,509 | $ 18,006 | $ 24,608 |
| Increases based on tax positions related to the current year | 2,183 | 28,053 | 3,601 |
| Increase for tax positions taken in a prior period | 8,935 | 0 | 0 |
| Decrease for tax positions taken in a prior period | (633) | 0 | (100) |
| Decrease due to lapse of statute of limitations | (4,464) | (7,030) | (7,522) |
| Decrease due to settlements | (14,180) | 0 | (2,581) |
| Changes in foreign currency exchange rates | (1,426) | 480 | 0 |
| Ending balance | $ 29,924 | $ 39,509 | $ 18,006 |
| X | ||||||||||
- Definition Unrecognized Tax Benefits, Increase (Decrease) Resulting from Foreign Currency Translation No definition available.
|
| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
|
| X | ||||||||||
- Definition Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|