Stock-based Compensation - Summary of RSU Activity (Detail) - Restricted Stock Units (RSU) and Performance Based Restricted Stock Units (PSU) [Member]	12 Months Ended
	Dec. 31, 2023 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares Underlying RSUs, Unvested beginning balance | shares	3,402,825
Number of Shares Underlying RSUs, Granted | shares	7,075,522
Number of Shares Underlying RSUs, Forfeited | shares	(1,761,720)
Number of Shares Underlying RSUs, Vested | shares	(1,050,201)
Number of Shares Underlying RSUs, Unvested ending balance | shares	7,666,426
Weighted-Average Grant Date Fair Value, Unvested beginning balance | $ / shares	$ 10.35
Weighted-Average Grant Date Fair Value, Granted | $ / shares	2.84
Weighted-Average Grant Date Fair Value, Forfeited | $ / shares	6.01
Weighted-Average Grant Date Fair Value, Vested | $ / shares	10.55
Weighted-Average Grant Date Fair Value, Unvested ending balance | $ / shares	$ 4.4