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The Company And Summary Of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2012
The Company And Summary Of Significant Accounting Policies [Abstract]  
Reconciliation Of The Numerator And Denominators Of The Basic And Diluted Net Income Per Share Computations

 

 

 

 

 

 

 

 

 

 

 

 

 

2011

 

 

 

 

 

 

Restated

 

 

 

2012

 

(Note 2)

 

2010

Numerator:

 

 

 

 

 

 

 

 

Net income

$
9,620 

 

$
28,122 

 

$
21,081 

 

 

 

 

 

 

 

 

 

Denominator:

 

 

 

 

 

 

 

 

Weighted-average shares outstanding used to

 

 

 

 

 

 

 

 

compute basic net income per share

 
56,637 

 

 
55,110 

 

 
47,624 

Effect of dilutive securities

 
1,846 

 

 
2,277 

 

 
1,790 

Weighted-average shares outstanding used to

 

 

 

 

 

 

 

 

compute diluted net income per share

 
58,483 

 

 
57,387 

 

 
49,414 

 

 

 

 

 

 

 

 

 

Basic net income per share

$
0.17 

 

$
0.51 

 

$
0.44 

Diluted net income per share

$
0.16 

 

$
0.49 

 

$
0.43