Notes Payable - Term Loan Agreement - Additional Information (Detail) - USD ($)			1 Months Ended					3 Months Ended		9 Months Ended
	May 19, 2023	Apr. 30, 2018	May 31, 2024	Feb. 29, 2024	Oct. 31, 2023	Dec. 31, 2018	Dec. 31, 2016	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Jun. 30, 2024	Apr. 30, 2024	Apr. 12, 2024	Mar. 31, 2024	Dec. 31, 2023	Oct. 23, 2023	Jul. 31, 2023	Jul. 03, 2023	Jun. 30, 2023	May 31, 2023	Mar. 31, 2023	Dec. 31, 2022	Dec. 31, 2019
Debt Instrument [Line Items]
Common stock, shares outstanding								18,760,092		18,760,092						4,058,381
Preferred stock, shares outstanding to related party								0		0						93,297
Common stock, shares issued								18,760,092		18,760,092						4,058,381
Exchange of preferred stock								0		0						93,297
Common Stock [Member]
Debt Instrument [Line Items]
Number of shares issuable for warrants outstanding (in shares)							105	218		218														113
Exercise price of warrants							$ 7,750																	$ 7,750
Common stock, shares issued								18,760,092	3,918,438	18,760,092	3,918,438	17,394,249			5,512,332	4,058,381				2,418,433		203,633	77,165
Series B Convertible Preferred Stock [Member]
Debt Instrument [Line Items]
Preferred stock, shares outstanding to related party								0		0
Exchange of preferred stock								0		0									93,297
Series A Redeemable Convertible Preferred Stock [Member]
Debt Instrument [Line Items]
Preferred stock, shares outstanding to related party								0		0
Exchange of preferred stock								0		0				17,160.48
Term Loan Agreement [Member]
Debt Instrument [Line Items]
Additional interest rate, event of default (as a percent)										4.00%
CRG [Member]
Debt Instrument [Line Items]
Minimum liquidity covenant, waiver expiration date	Dec. 31, 2023
Conversion of loan to common and preferred stock			$ 15,000,000										$ 15,000,000	$ 15,000,000				$ 10,000,000	$ 10,000,000
Common stock, shares issued			4,748,335										3,280,618	3,280,618				483,457	483,457
CRG [Member] | Related Party [Member]
Debt Instrument [Line Items]
Conversion of loan to common and preferred stock			$ 30,000,000										$ 30,000,000					$ 10,000,000
Common stock, shares outstanding								10,677,973		10,677,973						0
Expected minimum holding percentage in outstanding common stock after conversion																10.00%		10.00%
Common stock, shares issued			8,028,953										8,028,953					483,457
Percentage of minimum common stock outstanding				10.00%
Percentage of common stock outstanding								57.00%		57.00%
CRG [Member] | Common Stock [Member] | Related Party [Member]
Debt Instrument [Line Items]
Number of common shares issued upon conversion of convertible preferred stock			1,824,800	824,220
CRG [Member] | Series B Convertible Preferred Stock [Member]
Debt Instrument [Line Items]
Exchange of preferred stock																		93,297	93,297
CRG [Member] | Series B Convertible Preferred Stock [Member] | Related Party [Member]
Debt Instrument [Line Items]
Preferred stock, shares outstanding to related party																93,297
Exchange of preferred stock																		93,297
CRG [Member] | Series A Redeemable Convertible Preferred Stock [Member]
Debt Instrument [Line Items]
Exchange of preferred stock													17,160.48	17,160.48
Shares converted			17,160.48
CRG [Member] | Series A Redeemable Convertible Preferred Stock [Member] | Related Party [Member]
Debt Instrument [Line Items]
Exchange of preferred stock			17,160.48										17,160.48
CRG [Member] | Series B Redeemable Convertible Preferred Stock [Member]
Debt Instrument [Line Items]
Shares converted				82,422
CRG [Member] | Series B Redeemable Convertible Preferred Stock [Member] | Related Party [Member]
Debt Instrument [Line Items]
Shares converted				82,422
CRG [Member] | Term Loan Agreement [Member]
Debt Instrument [Line Items]
Debt maturity date										Dec. 31, 2025
Proceeds from issuance of long-term debt		$ 10,000,000					$ 40,000,000
Effective interest rate								11.10%		11.10%
Debt term (in years)					1 year		6 years
Payable in cash quarterly (as a percent)						8.00%
Final fee as a percentage of the principal outstanding (as a percent)							8.00%	10.00%		10.00%
Annual fixed rate (as a percent)						11.50%	12.50%
Deferred interest rate (as a percent)						3.50%	4.00%
Minimum cash balance	$ 500,000				$ 500,000												$ 500,000
Additional interest rate, event of default (as a percent)										4.00%
Conversion of loan to common and preferred stock			$ 15,000,000										$ 15,000,000					$ 10,000,000
CRG [Member] | Term Loan Agreement [Member] | Minimum [Member]
Debt Instrument [Line Items]
Minimum cash balance					500,000			$ 5,000,000		$ 5,000,000											$ 500,000
CRG [Member] | Term Loan Agreement [Member] | Maximum [Member]
Debt Instrument [Line Items]
Debt discount amortized as interest expense								$ 100,000	$ 100,000	$ 100,000	$ 100,000
Minimum cash balance					$ 5,000,000																$ 5,000,000