FAIR VALUE (Schedule Of Level 3 Assets) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	Apr. 02, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Beginning balance	$ 153,490
Change in fair value of existing ARS	(1,202)	(520)	(1,607)
Ending balance	151,123	153,490
Fair Value Measurements, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Ending balance	13,800	25,900
Long-Term Investments In ARS [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Ending balance	13,800	25,900
Long-Term Investments In ARS [Member] | Fair Value Measurements, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Beginning balance	25,900	30,200	65,000
Redemption of investments in ARS at par	(13,000)	(4,700)	(36,450)
Reversals of unrealized losses due to redemptions	1,023	388	2,222
Change in fair value of existing ARS	(123)	12	(572)
Ending balance	$ 13,800	$ 25,900	$ 30,200