Stock-Based Compensation - Summary of Stock Option Activity (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2026	Dec. 31, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Number of Shares, Outstanding at Beginning Balance	2,186,531
Number of Shares, Granted	86,135
Number of Shares, Exercised	0
Number of Shares, Cancelled	(8,584)
Number of Shares, Outstanding at Ending Balance	2,264,082	2,186,531
Number of shares, Vested and expected to vest	2,264,082
Number of Shares, Exercisable	1,230,591
Weighted- Average Exercise Price, Outstanding at Beginning Balance	$ 2.82
Weighted- Average Exercise Price, Granted	3.53
Weighted- Average Exercise Price, Exercised	0
Weighted- Average Exercise Price, Cancelled	17.63
Weighted- Average Exercise Price, Outstanding at Ending Balance	2.86	$ 2.82
Weighted- Average Exercise Price, Vested and expected to vest	2.86
Weighted- Average Exercise Price, Exercisable	$ 2.99
Weighted Average Remaining Contractual Term, Outstanding	7 years 7 months 20 days	7 years 9 months 21 days
Weighted Average Remaining Contractual Term, Vested and expected to vest	7 years 7 months 20 days
Weighted Average Remaining Contractual Term, Exercisable	6 years 9 months
Aggregate Intrinsic Value, Outstanding Beginning Balance	$ 1,567
Aggregate Intrinsic Value, Outstanding Ending Balance	8,365	$ 1,567
Aggregate Intrinsic Value, Vested and expected to vest	8,365
Aggregate Intrinsic Value, Exercisable	$ 4,522