Summary of Significant Accounting Policies - Additional Information (Detail) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
	Jun. 29, 2013	Jun. 30, 2012
Stock Options
Significant Accounting Policies [Line Items]
Anti-dilutive securities excluded from computation of earning per share	63,715	105,755
Foreign Exchange Forward | Not Designated as Hedging Instrument
Significant Accounting Policies [Line Items]
Forward contracts term, maximum	12 months
Foreign Exchange Forward | Not Designated as Hedging Instrument | Cost of Sales
Significant Accounting Policies [Line Items]
Gain (loss) on forward contracts	$ 0.6
Foreign Exchange Forward | Designated as Hedging Instrument
Significant Accounting Policies [Line Items]
Net unrealized gain (loss) on derivatives	(0.6)
Notional amount of forward contract	$ 99.0