Goodwill And Other Intangible Assets (Summary Of Changes in Carrying Amounts of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Feb. 28, 2014
Goodwill [Line Items]
Balance, beginning	$ 95,236
Translation adjustments	286
Balance, ending	95,522
Americas [Member]
Goodwill [Line Items]
Balance, beginning	85,545
Translation adjustments	38
Balance, ending	85,583
EMEA [Member]
Goodwill [Line Items]
Balance, beginning	8,480
Translation adjustments	248
Balance, ending	8,728
Asia-Pacific [Member]
Goodwill [Line Items]
Balance, beginning	1,211
Translation adjustments
Balance, ending	$ 1,211

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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