Soft Dollar Arrangements - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Soft Dollar Arrangements [Abstract]
Soft dollar credits	$ 186	$ 98	$ 244	$ 150