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Net Income (Loss) Per Share Attributable to Common Stockholders (Tables)
 12 Months Ended
Dec. 31, 2013
Earnings Per Share [Abstract]  
Calculation of Basic and Diluted Net Income (Loss) Per Share Attributable to Common Stockholders
The following tables present the calculation of basic and diluted net income (loss) per share attributable to common stockholders (in thousands, except share and per share data):
 
 
Year Ended December 31,

Six Months Ended December 31,

Fiscal Year Ended June 30,
 
2013

2012

2011

2010

2011
 






(Unaudited)


Numerator:
 
 
 
 
 
 
 
 
 
Net income (loss)
$
(73,708
)
 
$
(37,348
)
 
$
(6,684
)
 
$
4,803

 
$
9,830

Accretion of redeemable convertible preferred stock
—

 
(308
)
 
(312
)
 
(320
)
 
(633
)
Net income attributable to participating securities
—

 
—

 
—

 
(3,721
)
 
(7,558
)
Net income (loss) attributable to common stockholders—basic
$
(73,708
)
 
$
(37,656
)
 
$
(6,996
)
 
$
762

 
$
1,639

Undistributed earnings reallocated to participating securities
$
—

 
$
—

 
$
—

 
$
349

 
$
671

Net income (loss) attributable to common stockholders— diluted
$
(73,708
)
 
$
(37,656
)
 
$
(6,996
)
 
$
1,111

 
$
2,310

Denominator:
 
 
 
 
 
 
 
 
 
Weighted-average shares outstanding Basic
135,415,809

 
73,908,631

 
21,104,219

 
17,156,445

 
18,163,977

Effect of potentially dilutive securities:
 
 
 
 
 
 
 
 
 
Common stock options
—

 
—

 
—

 
10,465,912

 
9,931,509

Weighted-average shares outstanding Diluted
135,415,809

 
73,908,631

 
21,104,219

 
27,622,357

 
28,095,486

Net income (loss) per share attributable to common stockholders:
 
 
 
 
 
 
 
 
 
Basic
$
(0.54
)
 
$
(0.51
)
 
$
(0.33
)
 
$
0.04

 
$
0.09

Diluted
$
(0.54
)
 
$
(0.51
)
 
$
(0.33
)
 
$
0.04

 
$
0.08
Summary of Potentially Dilutive Securities
Potentially dilutive securities that are not included in the calculation of diluted net income (loss) per share because doing so would be antidilutive are as follows:
 
 
Year Ended December 31,
 
Six Months Ended December 31,
 
Fiscal Year Ended June 30,
 
2013
 
2012
 
2011
 
2010
 
2011
 

 

 

 
(Unaudited)
 

Common stock options
23,399,374

 
36,115,460

 
39,601,640

 
7,890,844

 
7,635,190

Convertible preferred stock
—

 
—

 
83,703,016

 
83,703,016

 
83,703,016

Restricted stock units
5,427,509

 
1,457,870

 
—

 
—

 
—

Common stock subject to repurchase
91,504

 
235,066

 
578,616

 
—

 
83,551

ESPP obligations
226,093

 
435,945

 
—

 
—

 
—

Convertible senior notes
7,783,023

 
—

 
—

 
—

 
—

Warrants related to the issuance of convertible senior notes
7,783,023

 
—

 
—

 
—

 
—

Total potentially dilutive securities
44,710,526

 
38,244,341

 
123,883,272

 
91,593,860

 
91,421,757