Quarterly report [Sections 13 or 15(d)]

Related Parties (Details)

v3.26.1
Related Parties (Details)
$ in Thousands
3 Months Ended
May 01, 2025
USD ($)
Mar. 31, 2026
USD ($)
investor
segregatedAccount
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
Related Party Transaction [Line Items]        
Related party transaction, investors who are unitholders and directors (in investors) | investor   2    
Total invested capital   $ 116,431   $ 109,982
Other current receivables   28,780   37,442
Net commissions and fees   782,903 $ 676,128  
Prepaid expenses   $ 50,475   62,995
Ryan Re Services Agreements, Service Fee        
Related Party Transaction [Line Items]        
Related party transaction, rate   115.00%    
Ryan Re Services Agreements, Expenses        
Related Party Transaction [Line Items]        
Related party transaction amounts   $ 2,900 2,700  
Claims Management Agreement, Compensation From Indemnity And Expenses Paid, Net Of Subrogation        
Related Party Transaction [Line Items]        
Related party transaction, rate   1.00%    
Geneva Ryan Holdings, LLC        
Related Party Transaction [Line Items]        
Equity ownership   53.00%    
Ryan Investment Holdings, LLC        
Related Party Transaction [Line Items]        
Equity ownership   50.00%    
Nationwide Mutual Insurance Company        
Related Party Transaction [Line Items]        
Equity ownership   50.00%    
GR Bermuda SAC Ltd        
Related Party Transaction [Line Items]        
Number of segregated accounts | segregatedAccount   1    
Related Party        
Related Party Transaction [Line Items]        
Expense related to business usage of aircraft   $ 200 100  
Related Party | Service Agreement        
Related Party Transaction [Line Items]        
Other current receivables   100   300
Related Party | Ryan Re Services Agreements        
Related Party Transaction [Line Items]        
Other current receivables   400   800
Net commissions and fees   400 $ 400  
Related Party | Ryan Re Services Agreements, Prepaid Expenses        
Related Party Transaction [Line Items]        
Prepaid expenses   3,500   6,400
Related Party | Claims Management Agreement With Velocity Specialty Insurance Company        
Related Party Transaction [Line Items]        
Other current receivables   100   100
Net commissions and fees   $ 100    
Ryan Investment Holdings, LLC | Related Party        
Related Party Transaction [Line Items]        
Equity method investment, ownership percentage   47.00%    
Invested capital in equity method investment   $ 47,000    
Total invested capital   $ 98,100   92,700
Velocity Specialty Insurance Company        
Related Party Transaction [Line Items]        
Equity method investment, ownership percentage 9.90% 5.20%    
Total invested capital   $ 18,300   $ 17,300
Payments to acquire equity method investment $ 16,600      
Equity method investment, gain on dilution   $ 700