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Income (Loss) Per Share
 9 Months Ended
Sep. 30, 2018
Earnings Per Share [Abstract]  
Earnings Per Share
 INCOME (LOSS) PER SHARE

The Company computes net income (loss) attributable to common stockholders using the two-class method required for capital structures that include participating securities. Under the two-class method, securities that participate in non-forfeitable dividends, such as the Company’s outstanding unvested restricted stock, are considered “participating securities.” The following table presents the weighted-average number of shares of common stock outstanding used in the calculation of basic and diluted net income (loss) per share:
 
 
Three Months Ended
September 30,
 
Nine Months Ended
September 30,
 
 
2018
 
2017
 
2018
 
2017
Weighted-average shares used in computing net income (loss) per share attributable to common stockholders - basic
 
49,557,748

 
50,554,234

 
50,080,234

 
50,462,990

Potentially dilutive options and restricted stock units
 
—

 
45,740

 
—

 
221,735

Weighted-average shares used in computing net income (loss) per share attributable to common stockholders – diluted
 
49,557,748

 
50,599,974

 
50,080,234

 
50,684,725

Basic net income (loss) per common share
 
$
(0.67
)
 
$
3.13

 
$
(1.87
)
 
$
2.62

Diluted net income (loss) per common share
 
$
(0.67
)
 
$
3.13

 
$
(1.87
)
 
$
2.61

Anti-dilutive equity-based incentive awards excluded from the computation of diluted loss per share
 
3,518,070

 
6,029,156

 
3,549,770

 
4,618,618

Maximum price of awards excluded from the computation of diluted loss per share
 
$
6.75

 
$
6.75

 
$
6.75

 
$
6.75