Equity Compensation (Schedule Of Stock Option Activity) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Mar. 30, 2013	Mar. 31, 2012	Mar. 26, 2011
Equity Compensation [Abstract]
Number, beginning balance	5,904	6,181	10,379
Number, granted	264	450	977
Number, exercised	(1,746)	(593)	(4,718)
Number, forfeited	(144)	(67)	(153)
Number, expired		(67)	(304)
Number, ending balance	4,278	5,904	6,181
Weighted average exercise price, beginning balance	$ 8.23	$ 7.63	$ 6.74
Weighted average exercise price, options granted	$ 37.22	$ 15.63	$ 16.75
Weighted average exercise price, options exercised	$ 6.88	$ 6.88	$ 6.57
Weighted average exercise price, options forfeited	$ 12.52	$ 7.70	$ 5.90
Weighted average exercise price, options expired	$ 20.25	$ 15.68	$ 23.68
Weighted average exercise price, ending balance	$ 10.42	$ 8.23	$ 7.63

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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average price at which grantees can acquire the shares reserved for issuance on stock options awarded.

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Number of share options (or share units) exercised during the current period.

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