The Company and Significant Accounting Policies - Summary of Non-Vested Restricted Stock Units Granted (Detail) - Restricted Stock Units - $ / shares shares in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Sep. 30, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Restricted stock units granted	1,000	4,813	175
Weighted Average Fair Value	$ 4.39	$ 6.08	$ 5.41