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Stock-Based Compensation - Additional Information (Detail)			1 Months Ended		3 Months Ended	12 Months Ended
		Jan. 01, 2024 shares	Oct. 31, 2021 USD ($) Employee shares	Sep. 30, 2015 shares	Mar. 31, 2023 shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2019 shares	Dec. 31, 2017	Dec. 06, 2023 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for issuance						23,906,260
Share-based compensation, stock options granted						3,800,691
Share-based compensation, stock options vested						10,684,858
Stock compensation expense | $						$ 30,951,000	$ 16,019,000	$ 13,317,000
Weighted-average grant date fair value of options granted | $ / shares						$ 16.2	$ 12.64	$ 14.7
Stock options exercised, shares						662,042	1,300,000	842,424
Stock options exercised | $						$ 5,128,000	$ 11,459,000	$ 6,336,000
Intrinsic value of options exercised | $						9,500,000	17,000,000	10,100,000
Contributions by the company | $						$ 1,300,000	712,000	444,000
2019 Performance Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense | $							128,000
2019 Performance Awards | Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option granted to certain employees									583,000
Two Thousand Twenty Three Performance Awards [Member] | Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option granted to certain employees					129,550
2022 Performance Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, stock options vested						140,000
Share-based compensation, stock options cancelled						0
Stock compensation expense | $						$ 258,000	$ 479,000
Stock option granted to certain employees							140,000
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period, description						one – year anniversary date of the related grant or ii) 25% on each anniversary for 4 years
Restricted stock units granted	[1]					308,550
Fair value of restricted stock units vested | $						$ 126,000	$ 705,000
Restricted stock units vested						9,102
Weighted average grant date fair value per share | $ / shares						$ 24.94	$ 15.79
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						4 years
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						3 years
2015 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock reserved for issuance						1,750,000
Shares available for issuance						2,191,732
Common stock outstanding										4.00%
2015 Plan [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for issuance		3,393,065
2023 Inducement Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock reserved for issuance						1,900,000					1,100,000
Shares available for issuance						1,211,650
2007 and 2015 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense related to stock option | $						$ 74,800,000
Weighted average period to recognize compensation expense						2 years 9 months 18 days
2007 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, stock options vested			34,728
Number of employees retirement | Employee			2
Stock compensation expense | $			$ 800,000
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense | $						$ 308,000	$ 166,000	$ 175,000
Number of shares issued under plan						34,797	28,999
Expiration of the ESPP				1.00%
expiration of the ESPP shares				250,000
Employee Stock Purchase Plan [Member] | Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Periodic payroll deductions offering periods		6 months
Offering period discount rate		15.00%
Employee Stock Purchase Plan [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized for issuance				250,000
Employee Stock Purchase Plan [Member] | Maximum [Member] | Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for issuance		1,982,614
[1] RSUs granted in 2023 and 2022 had a weighted average grant date fair value of $24.94 and $15.79, respectively. The fair values of RSUs vested in 2023 and 2022 totaled $126,000 and $705,000, respectively.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average grant-date fair value of non-vested options forfeited.

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Number of shares issued during the period as a result of an employee stock purchase plan.

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