Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Other income	$ 1,792	$ 80	$ 5,457	$ 162
Employee Retention Credit
Other income	$ 1,674		$ 5,026