Nature of the Business - Additional Information (Detail) - USD ($) $ in Thousands		3 Months Ended
	Mar. 25, 2024	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Nov. 16, 2023
Nature Of Business [Line Items]
Common stock, aggregate purchase price					$ 42,000
Net Income (Loss)		$ 1,029	$ (6,838)
Gain due to conversion of the Legacy Q32 convertible notes	$ 15,900
Accumulated deficit		(186,052)		$ (187,081)
Cash and cash equivalents		115,509	$ 31,407	25,617
Short-term investments				$ 0
Homology [Member]
Nature Of Business [Line Items]
Business combination shares conversion into rights to purchase common stock	1,682,045
Stockholders' equity, reverse stock split	one-for-eighteen
Outstanding common stock of the combined company	74.40%
Conversion of Stock, Shares Converted	7,017,842
Parent company [Member]
Nature Of Business [Line Items]
Cash and cash equivalents		135,300
Short-term investments		$ 135,300