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Restructuring Charges (Details Textual) (Fiscal 2012 Initiative [Member], USD $) In Millions, unless otherwise specified	9 Months Ended	3 Months Ended	9 Months Ended	19 Months Ended
	Nov. 30, 2012	Nov. 30, 2012 Employee termination benefit costs [Member]	Nov. 30, 2012 Employee termination benefit costs [Member]	Nov. 30, 2012 Maximum [Member]	Nov. 30, 2012 Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Date of recognition of all costs in the Consolidated Statements of Comprehensive Income	Feb. 28, 2013
Approximate reduction in global workforce				3.00%	2.00%
Expected completion of cash expenditures	Feb. 28, 2013
Reversal of prior accruals		$ 0.5	$ 0.5

Date the exit and disposal activities were completed or are expected to be completed, in CCYY-MM-DD format.

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- Definition

Amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability for a specified type of restructuring cost, excluding adjustments for costs incurred during the period, costs settled during the period, and foreign currency translation adjustments.

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