Comprehensive Income (Details) (USD $) In Thousands	3 Months Ended	6 Months Ended
Oct. 01, 2011	Oct. 02, 2010	Oct. 01, 2011	Oct. 02, 2010
Components of comprehensive income
Net income	$ 126,286	$ 170,895	$ 280,660	$ 329,482
Net change in unrealized gains on available-for-sale securities, net of tax	1,328	1,437	4,258	4,726
Reclassification adjustment for gains on available-for-sale securities, net of tax, included in net income	(375)	(2,126)	(562)	(2,449)
Net change in unrealized gain (loss) on hedging transactions, net of tax	(8,120)	6,620	(8,719)	7,487
Net change in cumulative translation adjustment	218	1,351	876	(137)
Comprehensive income	$ 119,337	$ 178,177	$ 276,513	$ 339,109

The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the reporting entity. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, but excludes any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details

- Definition

Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.

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Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.

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Reclassification adjustment for unrealized gains or losses realized upon the sale of securities, after tax.

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Change in accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges, net of tax effect. The after tax effect change includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

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