Annual report pursuant to Section 13 and 15(d)

Stock Plans - Schedule of Stock Option Activity (Detail)

v3.24.1
Stock Plans - Schedule of Stock Option Activity (Detail) - Stock Options [Member]
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2023
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options, Outstanding, Beginning Balance | shares 5,867,785
Options Granted | shares 288,893
Options Exercised | shares (19,312)
Options Forfeited | shares (333,794)
Options Expired | shares (297,198)
Options, Outstanding, Ending Balance | shares 5,506,374
Options, Exercisable at December 31, 2022 | shares 4,782,721
Weighted-Average Exercise Price, Outstanding, Beginning Balance | $ / shares $ 14.53
Weighted-Average Exercise Price, Options Granted | $ / shares 5.02
Weighted-Average Exercise Price, Options Exercised | $ / shares 4.99
Weighted-Average Exercise Price, Options Forfeited | $ / shares 17.6
Weighted-Average Exercise Price, Options Expired | $ / shares 15.27
Weighted-Average Exercise Price, Outstanding, Ending Balance | $ / shares 13.81
Weighted-Average Exercise Price, Exercisable | $ / shares $ 14.05
Weighted-Average Remaining Contractual Term, Outstanding 4 years 7 months 6 days
Weighted-Average Remaining Exercisable 4 years
Weighted-Average Aggregate Intrinsic Value | $ $ 27
Weighted-Average Aggregate Intrinsic Value, Exercisable | $ $ 27