Consolidated Statements Of Stockholders' Equity (USD $) In Millions, unless otherwise specified	Common Stock [Member]	Additional Paid In Capital [Member]	Accumulated Other Comprehensive Income [Member]	Accumulated Earnings Deficit [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balances, value at Apr. 02, 2010	$ 8	$ 8,990	$ 159	$ (4,609)	$ 4,548		$ 4,548
Balances, shares at Apr. 02, 2010	798
Components of comprehensive income:
Net income (loss)				597	597	(4)	593
Other comprehensive income (loss)			12		12		12
Total comprehensive income (loss)					609	(4)	605
Issuance of common stock under employee stock plans, shares	7
Issuance of common stock under employee stock plans, value		122			122		122
Repurchases of common stock, shares	(57)
Repurchases of common stock, value		(870)			(870)	(2)	(872)
Tax payments related to restricted stock units, shares	5
Tax payments related to restricted stock units, value		(28)			(28)		(28)
Stock-based compensation, net of estimated forfeitures, shares	5
Stock-based compensation, net of estimated forfeitures, value		146			146		146
Noncontrolling interest in subsidiary						84	84
Dividend declared to noncontrolling interest in subsidiary						(1)	(1)
Adjustments to goodwill related to stock options assumed in business combination		1			1		1
Balances, value at Apr. 01, 2011	8	8,361	171	(4,012)	4,528	77	4,605
Balances, shares at Apr. 01, 2011	758
Cumulative effect adjustment to retained earnings				(19)	(19)		(19)
Beginning balance as adjusted					4,509	77	4,586
Components of comprehensive income:
Net income (loss)				1,172	1,172		1,172
Other comprehensive income (loss)			2		2	2	4
Total comprehensive income (loss)					1,174	2	1,176
Issuance of common stock under employee stock plans, shares	11
Issuance of common stock under employee stock plans, value		147			147		147
Repurchases of common stock, shares	(51)
Repurchases of common stock, value	(1)	(892)			(893)		(893)
Tax payments related to restricted stock units, shares	6
Tax payments related to restricted stock units, value		(41)			(41)		(41)
Stock-based compensation, net of estimated forfeitures, shares
Stock-based compensation, net of estimated forfeitures, value		161			161		161
Income tax benefit from employee stock transactions		30			30		30
Dividend declared to noncontrolling interest in subsidiary						(1)	(1)
Adjustments to goodwill related to stock options assumed in business combination		7			7		7
Balances, value at Mar. 30, 2012	7	7,773	173	(2,859)	5,094	78	5,172
Balances, shares at Mar. 30, 2012	724						724
Components of comprehensive income:
Net income (loss)				765	765		765
Other comprehensive income (loss)			24		24	(2)	22
Total comprehensive income (loss)					789	(2)	787
Issuance of common stock under employee stock plans, shares	17						13
Issuance of common stock under employee stock plans, value		281			281		281
Repurchases of common stock, shares	(49)
Repurchases of common stock, value		(826)			(826)		(826)
Tax payments related to restricted stock units, shares	5
Tax payments related to restricted stock units, value		(36)			(36)		(36)
Stock-based compensation, net of estimated forfeitures, shares
Stock-based compensation, net of estimated forfeitures, value		165			165		165
Income tax benefit from employee stock transactions		(11)			(11)		(11)
Purchases of additional interest in subsidiary		(33)		(2)	(35)	(76)	(111)
Balances, value at Mar. 29, 2013	$ 7	$ 7,313	$ 197	$ (2,096)	$ 5,421		$ 5,421
Balances, shares at Mar. 29, 2013	697						698