Annual report pursuant to Section 13 and 15(d)

Leases - Additional Information (Detail)

v3.24.0.1
Leases - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Lessee, Lease, Description [Line Items]      
Right-of-use assets $ 42,400 $ 40,400  
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Prepaid expenses and other assets Prepaid expenses and other assets  
Total lease liabilities - Operating leases $ 46,402 $ 44,200  
Operating Lease, Liability, Statement of Financial Position [Extensible List] us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent  
Net rental expenses $ 8,800 $ 8,300 $ 8,500
Weighted average remaining lease term 6 years 9 months 25 days 7 years 1 month 13 days  
Weighted average discount rate (percent) 2.98% 2.42%  
Operating lease costs $ 8,700 $ 7,900 8,100
Cash paid for amounts included in the measurement of Company's operating lease liabilities $ 8,700 $ 8,000 $ 8,000
Minimum      
Lessee, Lease, Description [Line Items]      
Operating lease remaining term 4 months    
Maximum      
Lessee, Lease, Description [Line Items]      
Finance lease remaining term 10 years 1 month    
Operating lease extension term 5 years    
Finance lease extension term 5 years