v3.26.1
Introduction (Details)
$ / shares in Units, $ in Millions
 6 Months Ended
Apr. 17, 2026
USD ($)
$ / shares
shares
Apr. 16, 2026
$ / shares
shares
Jun. 30, 2026
USD ($)
segment
vote
Jun. 30, 2025
USD ($)
Segment Reporting [Line Items]        
Number of reportable segments | segment     2  
Proceeds from the issuance of common stock | $ $ 2,584.2   $ 2,667.6 $ 0.0
Common stock, ownership percentage (in percent)     0.647  
Common stock, voting percentage (in percent)     0.952  
IPO        
Segment Reporting [Line Items]        
Deferred offering costs | $ $ 8.8      
Class A Common Stock        
Segment Reporting [Line Items]        
Cancelled shares (in shares)   1,000    
Remeasurement and exchange of noncontrolling interests for Class A common stock (in shares)   81,791,959    
Number of votes each share is entitled | vote     1  
Class A Common Stock | IPO        
Segment Reporting [Line Items]        
Sale of stock (in shares) 95,096,154      
Sale of stock (in dollars per share) | $ / shares $ 27.00 $ 27.00    
Class B Common Stock        
Segment Reporting [Line Items]        
Issued shares (in shares)   320,676,155    
Number of votes each share is entitled | vote     10  
Class B Common Stock | Private Placement        
Segment Reporting [Line Items]        
Sale of stock (in shares) 3,703,704      
Sale of stock (in dollars per share) | $ / shares $ 27.00