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Common Stock and Stock Plans - Summary of Stock-based Compensation Expense (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 29, 2013	Mar. 30, 2012	Apr. 01, 2011
Compensation Related Costs Disclosure [Line Items]
Stock-based compensation expense before taxes	$ 27,035	$ 21,382	$ 17,440
Related income tax benefits	(10,213)	(8,010)	(6,511)
Stock-based compensation expense, net of taxes	$ 16,822	$ 13,372	$ 10,929

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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