Commitments and Contingencies - Additional Information (Detail) - USD ($)			3 Months Ended		6 Months Ended		12 Months Ended
	Nov. 08, 2023	Jan. 30, 2008	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2011	Dec. 31, 2023
Loss Contingencies [Line Items]
Common stock shares issued			20,905,407		20,905,407			23,090,585
Carnegie Mellon University [Member] | Amended License Agreement [Member]
Loss Contingencies [Line Items]
Stock shares issued during the period shares		66,913					98,938
Royalities payable percentage		2.07%
Sublicense fees payment percentage		25.00%
Payments due period		60 days
Overdue payments interest rate		4.00%
Reimbursment of expenses			$ 0	$ 0	$ 0	$ 0
Reimbursment of expenses payable			$ 0	$ 0	0	$ 0
January 2022 convertible notes [Member]
Loss Contingencies [Line Items]
Additional payment of principal and interest					$ 600,000
Common stock shares issued			25,000		25,000
Puritan [Member] | January 2022 convertible notes [Member]
Loss Contingencies [Line Items]
Alleged cash amount for repurchase of convertible note warrants					$ 1,914,123
Total claim amount					4,050,000
Proceeds from loan					$ 1,000,000
Breach of Obligations [Member] | Pending Litigation [Member]
Loss Contingencies [Line Items]
Litigation filed date	Nov. 08, 2023
Litigation plaintiff name	Puritan Partners LLC
Puritan Partners LLC | Convertible Notes and Convertible Note Warrants [Member] | Breach of Obligations [Member] | Pending Litigation [Member]
Loss Contingencies [Line Items]
Total claim amount	$ 2,725,000
Number of freely tradeable shares	25,000