v3.26.1
Capital Structure - Narrative (Details)
 6 Months Ended
Jun. 30, 2026
vote
class
shares
Jun. 30, 2025
shares
Dec. 31, 2025
shares
Class of Stock [Line Items]      
Number of classes of common stock | class 4    
Non-voting common interest units outstanding (in shares) 3,240,583   3,402,959
Number of non-voting common interest units forfeited or repurchased (in shares) 162,376    
Virtu Financial      
Class of Stock [Line Items]      
Ownership interest 58.10%    
Class A common stock and Class C common stock      
Class of Stock [Line Items]      
Number of votes | vote 1    
Class B common stock and Class D common stock      
Class of Stock [Line Items]      
Number of votes | vote 10    
Class C common stock and class D common stock | Mr. Vincent Viola | Virtu Financial      
Class of Stock [Line Items]      
Ownership interest 87.40%    
Class C Common Stock      
Class of Stock [Line Items]      
Number of non-voting common interest units forfeited or repurchased (in shares)   367,123