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Restructuring and Other Charges - Additional Information (Detail)	Mar. 31, 2014	May 31, 2013
Restructuring And Related Activities [Abstract]
Reduction of global work force	4.00%us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDatePercent	7.00%us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDatePercent

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- Details

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- Definition

Percentage of the total number of positions eliminated as of the balance sheet date since inception of the restructuring plan(s).

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No definition available.

+ Details

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