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Net (loss) income Per Share (Tables)
 6 Months Ended
Jun. 30, 2012
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share Reconciliation
A reconciliation of basic and diluted Net (loss) income per share is presented below (in thousands, except per share data):

 
Three Months Ended
 
Six Months Ended
 
June 30,
2012
 
July 2,
2011
 
June 30,
2012
 
July 2,
2011
Basic and diluted Net (loss) income
$
(12,542
)
 
$
13,031

 
$
(20,256
)
 
$
23,950

Shares used in basic Net (loss) income per share
117,874

 
118,047

 
118,024

 
118,021

Dilutive effect of stock options, RSUs and ESPP shares
—

 
3,421

 
—

 
3,674

Shares used in diluted Net (loss) income per share
117,874

 
121,468

 
118,024

 
121,695

Basic Net (loss) income per share
$
(0.11
)
 
$
0.11

 
$
(0.17
)
 
$
0.20

Diluted Net (loss) income per share
$
(0.11
)
 
$
0.11

 
$
(0.17
)
 
$
0.20