Quarterly report pursuant to Section 13 or 15(d)

Leases - Additional Information (Detail)

v3.24.3
Leases - Additional Information (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Lessee, Lease, Description [Line Items]          
Right-of-use assets $ 37,300   $ 37,300   $ 42,400
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Prepaid expenses and other assets   Prepaid expenses and other assets   Prepaid expenses and other assets
Total lease liabilities - Operating leases $ 41,623   $ 41,623   $ 46,400
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent   us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent   us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
Weighted average remaining lease term 6 years 6 months 3 days   6 years 6 months 3 days   6 years 9 months 25 days
Weighted average discount rate (percent) 3.29%   3.29%   2.98%
Net lease expense $ 2,100 $ 2,400 $ 6,800 $ 6,600  
Operating lease costs 2,200 2,300 6,700 6,500  
Cash paid for amounts included in the measurement of Company's operating lease liabilities $ 2,200 $ 2,300 $ 6,400 $ 6,400