Stock Compensation - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options exercised	3,429,184
Proceeds from exercise of stock options	$ 13,515	$ 2,792	$ 9,569
Common stock unit granted	2,476,946
Expected dividend rate	0.00%	0.00%	0.00%
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option contractual term	7 years
Employee Stock Option \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation, vesting period	1 year
Employee Stock Option \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation, vesting period	3 years
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-cash stock-based compensation expense	$ 5,500	$ 3,200	$ 1,600
Two Thousand Eighteen Stock Incentive Plan [Member] \| Common Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares reserved for issuance under the Plan	21,000,000
Common stock shares available for future issuance under the Plan	2,254,102
Two Thousand Eighteen Stock Incentive Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation, vesting period	3 years
Options to Purchase Common Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options exercised	3,429,184	1,651,345	3,172,342
Proceeds from exercise of stock options	$ 13,500	$ 2,800	$ 9,600
Stock option granted, contractual term	7 years	7 years	7 years
Common stock unit granted	2,476,946	3,598,535	1,386,500
Unrecognized compensation expense related to non-vested stock compensation awards granted under the Plan	$ 41,700
Expected remaining weighted average vesting period	2 years 8 months 19 days
Non-cash stock-based compensation expense	$ 16,800	$ 11,100	$ 6,300
Expected dividend rate	0.00%

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