Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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Subsequent Events - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	May 03, 2024	Feb. 17, 2023	Apr. 12, 2024	Apr. 11, 2024	Mar. 31, 2024	Feb. 15, 2024	Dec. 31, 2023	Jul. 31, 2023	Jul. 03, 2023	Mar. 31, 2023	Dec. 31, 2022	Dec. 31, 2019	Dec. 31, 2016
Subsequent Event [Line Items]
Common stock, shares issued					5,512,332		4,058,381
Exchange of preferred stock					10,875		93,297
Preferred stock, par value					$ 0.001		$ 0.001
Number of shares issued/sold		90,185
Common Stock [Member]
Subsequent Event [Line Items]
Common stock, shares issued					5,512,332		4,058,381			203,633	77,165
Number of shares issuable for warrants outstanding					218							113	105
Pre-Funded Warrants [Member]
Subsequent Event [Line Items]
Number of shares issuable for warrants outstanding		20,925
Common Stock Warrants [Member]
Subsequent Event [Line Items]
Number of shares issuable for warrants outstanding		222,222
CRG [Member]
Subsequent Event [Line Items]
Conversion of loan to common and preferred stock						$ 15.0		$ 10.0	$ 10.0
Common stock, shares issued								483,457	483,457
Preferred stock, par value						$ 0.001
CRG [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Conversion of loan to common and preferred stock			$ 15.0	$ 15.0
Common stock, shares issued			3,280,618
CRG [Member] \| Subsequent Event [Member] \| Series A Convertible Preferred Stock [Member]
Subsequent Event [Line Items]
Exchange of preferred stock			17,160.48
Preferred stock, par value			$ 0.001
Conversion of preferred stock into common stock			100
CRG [Member] \| Subsequent Event [Member] \| Common Stock [Member]
Subsequent Event [Line Items]
Common stock, shares issued			3,280,618
CRG [Member] \| Term Loan Agreement [Member]
Subsequent Event [Line Items]
Conversion of loan to common and preferred stock								$ 10.0
CRG [Member] \| Term Loan Agreement [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Conversion of loan to common and preferred stock	$ 15.0		$ 15.0
CRG [Member] \| Private Placement Offering [Member] \| Subsequent Event [Member] \| Common Stock [Member]
Subsequent Event [Line Items]
Number of shares issued/sold	4,748,335