Note 8. Goodwill (Detail) - Changes in the Carrying Amount of Goodwill by Segment (USD $) In Thousands, unless otherwise specified	12 Months Ended		12 Months Ended
Aug. 31, 2012	Aug. 31, 2011	Aug. 31, 2012 United States [Member]	Aug. 31, 2010 United States [Member]	Aug. 31, 2012 Europe [Member]	Aug. 31, 2011 Europe [Member]	Aug. 31, 2012 Asia Pacific [Member]	Aug. 31, 2011 Asia Pacific [Member]
Balance	$ 228,265	$ 221,991	$ 145,826	$ 145,826	$ 78,172	$ 72,278	$ 4,267	$ 3,887
Goodwill acquired during the period	21,991		21,991
Foreign currency translations	(4,465)	6,274			(4,366)	5,894	(99)	380
Balance	$ 245,791	$ 228,265	$ 167,817	$ 145,826	$ 73,806	$ 78,172	$ 4,168	$ 4,267

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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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 43

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

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-Publisher FASB

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-Number 141R

-Paragraph 72

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+ Details

- Definition

The aggregate amount of goodwill acquired in the period and allocated to the reportable segment. The value is stated at fair value based on the purchase price allocation.

+ References+ Details