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Restructuring Charges - Narratives (Detail) (USD $)	3 Months Ended
Restructuring Charges - Narratives (Detail) (USD $)	Feb. 28, 2014
Restructuring and Related Activities [Abstract]
Workforce reduction, percent	2.00%
Gross restructuring charges	$ 1,026,980

- 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+ Details