Quarterly report pursuant to Section 13 or 15(d)

Related Parties - Additional Information (Detail)

v3.23.2
Related Parties - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Mar. 31, 2023
Dec. 31, 2022
Related Party Transaction [Line Items]            
Total invested capital $ 43,762   $ 43,762     $ 38,514
Revenues 585,149 $ 491,292 1,042,748 $ 878,182    
Payables due to Geneva Re 3,200   3,200      
Expense related to business usage of the aircraft 200 300 700 400    
Ryan Re Services Agreement With Geneva Re And Nationwide [Member]            
Related Party Transaction [Line Items]            
Insurance Agency Management Fee     115      
Revenue earned from Geneva Re 400 $ 400 700 $ 800    
Receivables due from Geneva Re         $ 700 2,000
Geneva Re [Member]            
Related Party Transaction [Line Items]            
Related Party Transaction, Due from (to) Related Party $ 200   $ 200     $ 200
Ryan Investment Holdings [Member] | Geneva Ryan Holdings [Member]            
Related Party Transaction [Line Items]            
Equity Method Investment, Ownership Percentage 53.00%   53.00%      
Ryan Investment Holdings [Member] | Ryan Specialty Group, LLC [Member]            
Related Party Transaction [Line Items]            
Non-controlling Interest, Ownership Percentage by Non-controlling Owners 47.00%   47.00%      
Total invested capital $ 47,000   $ 47,000