Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary of Activity for All Restricted Stock Units ("RSUs") (Details)

v3.19.2
Stock-Based Compensation - Summary of Activity for All Restricted Stock Units ("RSUs") (Details) - Restricted Stock Units (RSUs)
shares in Thousands
6 Months Ended
Jun. 30, 2019
$ / shares
shares
Number of Awards  
Unvested, beginning balance (in shares) | shares 4,182
Granted (in shares) | shares 1,788
Issued (in shares) | shares (683)
Cancelled / forfeited (in shares) | shares (797)
Unvested, ending balance (in shares) | shares 4,490
Weighted Average Grant Date Fair Value  
Unvested, beginning balance (in dollars per share) | $ / shares $ 7.05
Granted (in dollars per share) | $ / shares 14.68
Issued (in dollars per share) | $ / shares 6.78
Cancelled / forfeited (in dollars per share) | $ / shares 7.59
Unvested, ending balance (in dollars per share) | $ / shares $ 10.03