Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary of Restricted Stock Unit and Performance-Based Restricted Stock Unit Activity (Details)

v3.21.2
Stock-Based Compensation - Summary of Restricted Stock Unit and Performance-Based Restricted Stock Unit Activity (Details)
shares in Thousands
 9 Months Ended
Sep. 30, 2021
$ / shares
shares
Restricted Stock Units (RSUs)  
Number of Shares (in thousands)  
Outstanding beginning balance (in shares) | shares 5,832
Granted (in shares) | shares 2,115
Vested (in shares) | shares (1,951)
Cancelled (in shares) | shares (567)
Outstanding ending balance (in shares) | shares 5,429
Weighted-Average Grant-Date Fair Value per Share  
Outstanding beginning balance (in dollars per share) | $ / shares $ 20.05
Granted (in dollars per share) | $ / shares 37.66
Vested (in dollars per share) | $ / shares 26.48
Cancelled (in dollars per share) | $ / shares 23.86
Outstanding ending balance (in dollars per share) | $ / shares $ 24.20
Performance-based restricted stock units (PRSUs)  
Number of Shares (in thousands)  
Outstanding beginning balance (in shares) | shares 1,722
Granted (in shares) | shares 599
Vested (in shares) | shares (311)
Cancelled (in shares) | shares (5)
Outstanding ending balance (in shares) | shares 2,005
Weighted-Average Grant-Date Fair Value per Share  
Outstanding beginning balance (in dollars per share) | $ / shares $ 13.97
Granted (in dollars per share) | $ / shares 35.10
Vested (in dollars per share) | $ / shares 16.74
Cancelled (in dollars per share) | $ / shares 35.72
Outstanding ending balance (in dollars per share) | $ / shares $ 19.80