Stockholders' Equity - Summary of Outstanding Warrants for Company's Common Stock (Detail)	9 Months Ended
	Sep. 30, 2023 $ / shares shares
Class Of Warrant Or Right [Line Items]
Shares Underlying Outstanding Warrants	44,475,169
Exercise Price One [Member]
Class Of Warrant Or Right [Line Items]
Expiration Date	2024-10
Shares Underlying Outstanding Warrants	775,000
Exercise Price | $ / shares	$ 0.01
Exercise Price Two [Member]
Class Of Warrant Or Right [Line Items]
Expiration Date	2027-04
Shares Underlying Outstanding Warrants	24,725
Exercise Price | $ / shares	$ 2.87
Exercise Price Three [Member]
Class Of Warrant Or Right [Line Items]
Expiration Date	2027-06
Shares Underlying Outstanding Warrants	41,736
Exercise Price | $ / shares	$ 2.87
Exercise Price Four [Member]
Class Of Warrant Or Right [Line Items]
Expiration Date	2028-12
Shares Underlying Outstanding Warrants	11,332
Exercise Price | $ / shares	$ 2.87
Exercise Price Five [Member]
Class Of Warrant Or Right [Line Items]
Shares Underlying Outstanding Warrants	43,622,376
Exercise Price | $ / shares	$ 0.001
Expiration Date	None