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Equity Awards (Tables)
6 Months Ended
Jun. 30, 2019
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity Information related to stock options at June 30, 2019 is as follows:
 
 
Number of
Stock Options
 
Weighted Average Option Price
 
Average  Remaining Contractual Life (Years)
 
Aggregate Intrinsic Value
Outstanding at January 1, 2019
 
206,854

 
$
13.19

 

 

Granted
 

 

 
 
 
 
  Exercised
 
(56,854
)
 
0.86

 

 

  Cancelled
 

 

 

 

  Expired
 

 

 
 
 
 
Outstanding at June 30, 2019
 
150,000

 
$
17.87

 
7.1
 
$
1,965,000


Schedule of Share-based Compensation, Restricted Stock Units Award Activity
Information related to RSUs at June 30, 2019 is as follows:
 
 
Number of Unvested RSUs
 
Weighted Average Grant Date Fair Value
 
Average Remaining Contractual Life (Years)
 
Aggregate Intrinsic Value
Outstanding at January 1, 2019
 
663,128

 
$
26.67

 

 

  Granted
 
292,709

 
31.17

 

 

  Vested
 
(290,164
)
 
22.30

 

 

  Cancelled
 
(3,420
)
 
26.32

 

 

Outstanding at June 30, 2019
 
662,253

 
$
30.57

 
1.4
 
$
20,509,975