Significant Components and Activity in Restructuring Plan (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Nov. 30, 2014	Nov. 30, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring Related Charges	$ 12,257us-gaap_RestructuringCharges	$ 21,003us-gaap_RestructuringCharges
2014 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring Related Charges		14,623
Asset Write off Charge and Other Non- Cash Activity		(500)
Cash Payments		(8,026)
Liability, Ending Balance		6,097
2014 Restructuring Plan \| Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring Related Charges		12,379
Asset Write off Charge and Other Non- Cash Activity		63
Cash Payments		(7,669)
Liability, Ending Balance		4,773
2014 Restructuring Plan \| Lease Costs
Restructuring Cost and Reserve [Line Items]
Restructuring Related Charges		357
Cash Payments		(357)
2014 Restructuring Plan \| Asset Write-Off Cost
Restructuring Cost and Reserve [Line Items]
Restructuring Related Charges		563
Asset Write off Charge and Other Non- Cash Activity		(563)
2014 Restructuring Plan \| Other Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring Related Charges		1,324
Liability, Ending Balance		1,324
2013 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Liability, Beginning Balance	45,521	55,439
Restructuring Related Charges	13,469	6,380
Asset Write off Charge and Other Non- Cash Activity	(6,214)	1,388
Cash Payments	(17,123)	(5,412)
Liability, Ending Balance	35,653	57,795
2013 Restructuring Plan \| Employee Severance
Restructuring Cost and Reserve [Line Items]
Liability, Beginning Balance	45,246	55,188
Restructuring Related Charges	6,605	6,293
Asset Write off Charge and Other Non- Cash Activity	(1,790)	1,388
Cash Payments	(16,831)	(5,129)
Liability, Ending Balance	33,230	57,740
2013 Restructuring Plan \| Lease Costs
Restructuring Cost and Reserve [Line Items]
Liability, Beginning Balance	18	251
Restructuring Related Charges	1,961
Cash Payments		(251)
Liability, Ending Balance	1,979
2013 Restructuring Plan \| Asset Write-Off Cost
Restructuring Cost and Reserve [Line Items]
Restructuring Related Charges	4,406	0
Asset Write off Charge and Other Non- Cash Activity	(4,406)
2013 Restructuring Plan \| Other Related Costs
Restructuring Cost and Reserve [Line Items]
Liability, Beginning Balance	257
Restructuring Related Charges	497	87
Asset Write off Charge and Other Non- Cash Activity	(18)
Cash Payments	(292)	(32)
Liability, Ending Balance	$ 444	$ 55

Asset write offs and other non-cash activity charged against earnings in the period associated with restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

No definition available.

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- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

+ Details

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SAB TOPIC 5.P.4(b))

-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 5.P.3)

-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 3, 4

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- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SAB TOPIC 5.P.4(b))

-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 3, 4

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