Stockholders' Equity - Stock-Based Compensation - Additional Information (Detail) - USD ($) $ in Millions	1 Months Ended	9 Months Ended
	Jan. 31, 2024	Sep. 30, 2024	Sep. 30, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Weighted average period		1 year 2 months 12 days
Unrecognized compensation costs		$ 0.7
Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of stock options granted		120,182	153,750
Amended and Restated ESPP [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Weighted average period		4 months 24 days
Unrecognized compensation costs		$ 8,000.0
Purchase price of common stock as percentage of fair market value		85.00%
Increase in number of shares of common stock available for issuance	2,785
Issuance of common stock under employee stock purchase plan		0
Shares under the ESPP remain available for purchase		14,900