Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)	1 Months Ended			12 Months Ended
	Feb. 28, 2013	Dec. 20, 2011	Nov. 30, 2011	Mar. 30, 2013	Mar. 31, 2012	Apr. 02, 2011
Significant Accounting Policies [Line Items]
Advertising expense				$ 41,900,000	$ 31,400,000	$ 27,400,000
Cooperative advertising Expenses				5,100,000	4,300,000	3,900,000
Shipping and handling costs				29,100,000	19,700,000	12,400,000
Non-recourse loan to sole joint venture	6,000,000			6,000,000
Non-recourse loan annual rate	5.00%
Deferred finance cost				3,400,000	2,400,000
Accumulated amortization of deferred finance cost				2,000,000	1,300,000
Share split ratio		3.8	3.8
Stock Options
Significant Accounting Policies [Line Items]
Share-based compensation, vesting period				4 years
Share-based compensation, contractual term				7 years
Anti-dilutive securities excluded from computation of earning per share				7,341	343,787
Stock Options | Minimum
Significant Accounting Policies [Line Items]
Share-based compensation, fair value assumption, expected holding period				4 years 6 months
Share-based compensation, service period requirement				9 years
Share-based compensation, holding period				4 years 6 months
Stock Options | Maximum
Significant Accounting Policies [Line Items]
Share-based compensation, fair value assumption, expected holding period				9 years 6 months
Share-based compensation, service period requirement				10 years
Share-based compensation, holding period				4 years 9 months
Foreign Exchange Forward | Not Designated as Hedging Instrument
Significant Accounting Policies [Line Items]
Forward contracts term, maximum				18 months
Notional amount of forward contract				78,200,000
Foreign Exchange Forward | Not Designated as Hedging Instrument | Cost of Sales
Significant Accounting Policies [Line Items]
Gain (loss) on forward contracts				1,400,000
Foreign Exchange Forward | Designated as Hedging Instrument
Significant Accounting Policies [Line Items]
Net unrealized gain on derivatives				$ 1,300,000
Trademarks
Significant Accounting Policies [Line Items]
Intangible asset, useful life				20 years	20 years
Equipment, Furniture and Fixtures, and Computer Hardware and Software
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life				5 years
In-Store Shops
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life				3 years
Software Development
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life				5 years