Derivative Financial Instruments - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014
Foreign Currency Gain (Loss) \| Forward Currency Exchange Contracts \| Not Designated as Hedging Instrument
Derivative [Line Items]
Gains (Losses) on undesignated derivative contracts	$ (0.4)	$ 1.0	$ (1.4)	$ 0.2

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959

Name:	us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration