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Net Income Per Share (Tables)
3 Months Ended
Apr. 29, 2018
Notes to financial statements [Abstract]  
Reconciliation of numerators and denominators of basic and diluted net income (loss) per share computations
 
Three Months Ended
 
April 29,
 
April 30,
 
2018
 
2017
 
(In millions, except per share data)
Numerator:
 
 
 
Net income
$
1,244

 
$
507

Denominator:
 
 
 
Basic weighted average shares
606

 
592

Dilutive impact of outstanding securities:
 
 
 
Equity awards
20

 
26

1.00% Convertible Senior Notes
1

 
14

Warrants issued with the 1.00% Convertible Senior Notes

 
9

Diluted weighted average shares
627

 
641

Net income per share:
 
 
 
Basic (1)
$
2.05

 
$
0.86

Diluted (2)
$
1.98

 
$
0.79

Equity awards excluded from diluted net income per share because their effect would have been anti-dilutive
1

 
2


(1)
Calculated as net income divided by basic weighted average shares.
(2)
Calculated as net income divided by diluted weighted average shares.