Income Taxes (Details 4) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Mar. 31, 2012	Apr. 02, 2011
Reconciliation of the beginning and ending amounts of unrecognized tax benefits
Balance as of beginning of fiscal year	$ 79,690	$ 96,269
Increases in tax positions for prior years	56	11,964
Decreases in tax positions for prior years	(653)	(20,030)
Increases in tax positions for current year	3,768	2,588
Settlements	(39)	(6,749)
Lapse in statute of limitations	(17,784)	(4,352)
Balance as of end of fiscal year	$ 65,038	$ 79,690

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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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