Leases - Summary of additional information regarding Company's Leases (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Lease cost:
Operating lease cost	$ 697	$ 798
Short-term lease cost	295	342
Total lease cost	992	1,140
Other information:
Cash paid for amounts included in the measurement of operating liabilities (operating leases)	$ 918	$ 926
Weighted-average remaining lease term (in years) – operating leases	8 years 10 months 24 days	9 years 2 months 12 days
Weighted-average discount rate – operating leases	6.30%	6.30%