Income Taxes (Details 4) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Mar. 30, 2013	Mar. 31, 2012
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance as of beginning of fiscal year	$ 65,038	$ 79,690
Increases in tax positions for prior years	2,208	56
Decreases in tax positions for prior years	(4,281)	(653)
Increases in tax positions for current year	17,660	3,768
Settlements	(44)	(39)
Lapse in statute of limitations	(10,624)	(17,784)
Balance as of end of fiscal year	$ 69,957	$ 65,038

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The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

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The gross amount of decreases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

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