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Stock-Based Compensation - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	$ 3,689,000	$ 3,211,000	$ 6,003,000	$ 5,284,000
Stockbased Compensation Forfeitures on Sharebased Payments	$ 100,000	800,000	$ 200,000	1,700,000
Offering periods, description			The offering periods for the ESPP generally start on the first trading day on or after June 1st and December 1st of each year. The first offering period for the ESPP commenced on the first trading day after June 1, 2025 and ended on November 30, 2025, the second offering period commenced on the first trading day after December 1, 2025 and ended on May 31, 2026, and the third offering period commenced on June 1, 2026 and will end on November 30, 2026.
Performance share issued	82,988,340		82,988,340		82,711,351
Percentage of maximum liability capped of fair value on grant date			200.00%
Restricted Stock Units [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based awards granted to purchase common stock, grant date fair value	$ 2,400,000		$ 2,400,000		$ 500,000
Stock-based award vesting period			3 years
Stock-based compensation expense	$ 1,800,000	400,000	$ 2,300,000	500,000
Equity Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Shares reserved for issuance	5,435,213		5,435,213
Number of shares either issued or reserved in connection with statutory tax withholdings	6,976,559		6,976,559
Equity Incentive Plan [Member] \| Restricted Stock Units [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based awards granted to purchase common stock			382,441
Stock-based awards granted to purchase common stock, grant date fair value	$ 1,300,000		$ 1,300,000
Stock-based award vesting period			3 years
Equity Incentive Plan [Member] \| Non-Qualified Stock Options [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based awards granted to purchase common stock			517,961
Stock-based awards granted to purchase common stock, grant date fair value	1,300,000		$ 1,300,000
Stock-based award vesting period			3 years
Equity Incentive Plan [Member] \| Performance Share Units [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based awards granted to purchase common stock			764,886
Stock-based awards granted to purchase common stock, grant date fair value	$ 4,200,000		$ 4,200,000
2023 Equity Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Shares reserved for issuance	16,971,994		16,971,994
Authorized for issuance, number of shares increased by			3,850,000
Increased number of shares available for future grant	4,560,222		4,560,222
2023 Equity Plan [Member] \| Restricted Stock Units [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based awards granted to purchase common stock			51,850
Stock-based awards granted to purchase common stock, grant date fair value	$ 300,000		$ 300,000
Stock-based award vesting period			1 year
2023 Equity Plan [Member] \| Non-Qualified Stock Options [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based awards granted to purchase common stock			43,530
Stock-based awards granted to purchase common stock, grant date fair value	200,000		$ 200,000
Stock-based award vesting period			1 year
Employee Stock Purchase Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense			$ 100,000
Purchase of shares, discount percentage			15.00%
Common stock authorized for issuance			4,000,000
Employee Stock Purchase Plan [Member] \| Maximum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	100,000	100,000		100,000
General and Administrative Expenses [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	2,163,000	2,269,000	$ 3,717,000	3,724,000
Research and Development Expenses [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	$ 638,000	$ 206,000	$ 753,000	$ 414,000