Net Income Per Share (Tables)

12 Months Ended

Jan. 25, 2015

Notes to financial statements [Abstract]

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

	Year Ended
	January 25, 2015		January 26, 2014		January 27, 2013
	(In thousands, except per share data)
Numerator:
Net income	$	630,587	$	439,990	$	562,536
Denominator:
Denominator for basic net income per share, weighted average shares	552,319		587,893		619,324
Effect of dilutive securities:
Stock awards outstanding	10,749		6,624		5,633
Denominator for diluted net income per share, weighted average shares	563,068		594,517		624,957
Net income per share:
Basic	$	1.14	$	0.75	$	0.91
Diluted	$	1.12	$	0.74	$	0.90
Potentially dilutive securities excluded from income per diluted share because their effect would have been anti-dilutive	11,807		25,630		26,784