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Net Loss Per Share (Tables)
12 Months Ended
Dec. 31, 2019
Net Loss Per Share [Abstract]  
Antidilutive Shares Excluded from Computation of Diluted Net Loss per Share



 

 

 

 

 



 

 

 

 

 



Years Ended December 31,

(in thousands)

2019

 

2018

 

2017

Options to purchase common stock

22,697 

 

25,176 

 

25,404 

RSUs with time-based vesting

1,086 

 

371 

 

 —

RSUs with performance-based vesting

138 

 

586 

 

 —