v3.25.2
Borrowings - Broker-Dealer Credit Facilities (Details)
 6 Months Ended
Jun. 30, 2025
USD ($)
instrument
base
Feb. 28, 2025
USD ($)
Line of Credit Facility [Line Items]    
Number of borrowing bases | base 2  
Commitment fee (as a percent) 0.50%  
Broker-dealer credit facilities    
Line of Credit Facility [Line Items]    
Number of secured credit facilities | instrument 2  
Maximum borrowing capacity $ 650,000,000  
Commitment fee (as a percent) 0.50%  
Broker-dealer credit facilities | Borrowing Base A Loan    
Line of Credit Facility [Line Items]    
Maximum borrowing capacity $ 650,000,000  
Interest rate margin (as a percent) 1.25%  
Broker-dealer credit facilities | Borrowing Base B Loan    
Line of Credit Facility [Line Items]    
Maximum borrowing capacity $ 300,000,000 $ 350,000,000
Interest rate margin (as a percent) 2.50%  
Broker-dealer credit facilities | Virtu Financial Singapore Pte. Ltd.    
Line of Credit Facility [Line Items]    
Maximum borrowing capacity $ 10,000,000  
Interest rate margin (as a percent) 3.50%  
Broker-dealer credit facility on an uncommitted basis    
Line of Credit Facility [Line Items]    
Number of secured credit facilities | instrument 1  
Maximum borrowing capacity $ 400,000,000