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Description of Business - Additional Information (Detail) - $ / shares	Sep. 14, 2020	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Description Of Business [Line Items]
Common stock, par value			$ 0.001	$ 0.001
Subsequent event
Description Of Business [Line Items]
Common stock, par value		$ 0.001
Percentage of common stockholders receive cash and other assets		50.00%
Series X Non-voting Convertible Preferred Stock [Member] | Subsequent event
Description Of Business [Line Items]
Preferred stock, par value		$ 0.001
Series X1 Non-voting Convertible Preferred Stock [Member]
Description Of Business [Line Items]
Preferred stock, par value			$ 0.001		$ 0.001	$ 0.001
Series X1 Non-voting Convertible Preferred Stock [Member] | Subsequent event
Description Of Business [Line Items]
Preferred stock, par value		$ 0.001
Anelixis [Member]
Description Of Business [Line Items]
Date of acquisition	Sep. 14, 2020

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