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Net Income Per Share (Tables)
 3 Months Ended
Jan. 26, 2013
Earnings Per Share [Abstract]  
Schedule Of Calculation Of Basic And Diluted Net Income (Loss) Per Share
The following table presents the calculation of basic and diluted net income (loss) per share (in thousands, except per share amounts):
 
Three Months Ended
 
January 26,
2013
 
January 28,
2012
Basic net income (loss) per share
 
 
 
Net income (loss)
$
(21,255
)
 
$
58,584

Weighted-average shares used in computing basic net income (loss) per share
454,843

 
452,494

Basic net income (loss) per share
$
(0.05
)
 
$
0.13

Diluted net income (loss) per share
 
 
 
Net income (loss)
$
(21,255
)
 
$
58,584

Weighted-average shares used in computing basic net income (loss) per share
454,843

 
452,494

Dilutive potential common shares in the form of stock options
—

 
9,890

Dilutive potential common shares in the form of other share-based awards
—

 
6,354

Weighted-average shares used in computing diluted net income (loss) per share
454,843

 
468,738

Diluted net income (loss) per share
$
(0.05
)
 
$
0.12

Antidilutive potential common shares in the form of (1)
 
 
 
Stock options
22,225

 
19,818

Other share based awards
5,573

 
1,076


(1)
These amounts are excluded from the computation of diluted net income (loss) per share.