Estimated Amortization Expense (Detail) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2014
Expected Amortization Expense [Line Items]
Estimated annual amortization expense, For the fiscal year ending July 31, 2015	$ 15,238
Estimated annual amortization expense, For the fiscal year ending July 31, 2016	15,161
Estimated annual amortization expense, For the fiscal year ending July 31, 2017	15,123
Estimated annual amortization expense, For the fiscal year ending July 31, 2018	14,057
Estimated annual amortization expense, For the fiscal year ending July 31, 2019	12,687
Estimated annual amortization expense, For the fiscal year ending July 31, 2020	11,614
Estimated annual amortization expense, For the fiscal year ending July 31, 2021 and thereafter	56,253
Estimated annual amortization expense, Total	$ 140,133

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Finite Lived Intangible Assets Amortization Expenses

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No definition available.

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- Definition

Finite Lived Intangible Assets, Amortization Expense, Thereafter

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No definition available.

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- Definition

Amount of amortization expense expected to be recognized after the fifth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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No definition available.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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