Quarterly report [Sections 13 or 15(d)]

Revenue from Contracts with Customers - Summary of Revenue with Customers by Specialty (Details)

v3.25.1
Revenue from Contracts with Customers - Summary of Revenue with Customers by Specialty (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Disaggregation of Revenue [Line Items]    
Net commissions and fees $ 676,128 $ 537,887
Wholesale Brokerage    
Disaggregation of Revenue [Line Items]    
Net commissions and fees 360,788 323,445
Binding Authority    
Disaggregation of Revenue [Line Items]    
Net commissions and fees 101,950 88,635
Underwriting Management    
Disaggregation of Revenue [Line Items]    
Net commissions and fees $ 213,390 $ 125,807