Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Stock Option Activity (Details)

v3.21.2
Stock-based Compensation - Stock Option Activity (Details) - 2014 Plan
$ / shares in Units, shares in Thousands, $ in Thousands
 6 Months Ended
Jun. 30, 2021
USD ($)
$ / shares
shares
Stock Awards  
Beginning Balance (in shares) | shares 529
Options forfeited (in shares) | shares (14)
Options cancelled (in shares) | shares (7)
Ending Balance (in shares) | shares 508
Options Outstanding, Vested and expected to vest (in shares) | shares 508
Options Outstanding, Exercisable (in shares) | shares 381
Weighted- Average Exercise Price  
Beginning Balance (in dollars per share) | $ / shares $ 31.62
Options forfeited (in dollars per share) | $ / shares 7.67
Options cancelled (in dollars per share) | $ / shares 39.23
Ending Balance (in dollars per share) | $ / shares 32.16
Weighted-Average Exercise Price, Vested and expected to vest (in dollars per share) | $ / shares 32.16
Weighted-Average Exercise Price, Exercisable (in dollars per share) | $ / shares $ 37.65
Weighted-Average Remaining Contractual Life (Years), Ending Balance 6 years 9 months 10 days
Weighted-Average Remaining Contractual Life (Years), Vested and expected to vest 6 years 9 months 10 days
Weighted-Average Remaining Contractual Life (Years), Exercisable 6 years 4 months 17 days
Aggregate Intrinsic Value, Ending Balance | $ $ 0
Aggregate Intrinsic Value, Vested and expected to vest | $ 0
Aggregate Intrinsic Value, Exercisable | $ $ 0