Leases - Schedule of components of lease expense (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating lease cost	$ 3,558	$ 3,232	$ 3,450
Finance lease cost:
Amortization of right-of-use assets	309	308	308
Interest on lease liability	289	315	338
Total finance lease cost	598	623	646
Total lease cost	$ 4,156	$ 3,855	$ 4,096