Equity Incentive Plan - Schedule of RSUs Activity for Performance-based RSUs Awarded to Employees Under 2019 Plan (Detail) - 2019 Plan [Member] - Restricted Stock Units [Member]	6 Months Ended
	Jun. 30, 2024 shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Outstanding balance	2,429,289
Granted	0
Vested - non-employee director awards	(577,659)
Forfeited	(130,900)
Outstanding balance	1,720,730