Net Income Per Share (Tables)

9 Months Ended

Oct. 25, 2015

Notes to financial statements [Abstract]

Reconciliation of numerators and denominators of basic and diluted net income (loss) per share computations

	Three Months Ended				Nine Months Ended
	October 25,		October 26,		October 25,		October 26,
	2015		2014		2015		2014
	(In millions, except per share data)
Numerator:
Net income	$	246	$	173	$	406	$	437
Denominator:
Denominator for basic net income per share, weighted average shares	542		548		544		555
Effect of dilutive securities:
Equity awards outstanding	13		10		13		11
Assumed conversion of 1% Convertible Senior Notes Due 2018	10		—		6		—
Denominator for diluted net income per share, weighted average shares	565		558		563		566
Net income per share:
Basic net income per share	$	0.45	$	0.32	$	0.75	$	0.79
Diluted net income per share	$	0.44	$	0.31	$	0.72	$	0.77
Potentially dilutive equity awards excluded from diluted net income per share because their effect would have been anti-dilutive	9		11		13		16