v3.26.1
Stockholders' Equity/Member's Capital and Temporary Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Jan. 29, 2026
Oct. 03, 2025
Sep. 04, 2025
Temporary Equity [Line Items]            
Subscriptions (in Units) 25,000,000.0          
Subscription price per unit (in dollars per share) $ 1.00          
Preferred unit yield 12.50%          
Common units, issued (in shares) 50,000,000 0        
Payment of offering costs in connection with the IPO   $ 3,192 $ 0      
Derivative liability associated with Class P Units $ 93,411 $ 0        
Class P Units            
Temporary Equity [Line Items]            
Units issued and sold (in shares) 241,000,000.0          
Proceeds from issuance or sale of equity $ 241,000          
Payment of offering costs in connection with the IPO $ 5,300          
Derivative liability associated with Class P Units       $ 98,100 $ 93,100  
Yellowstone Ultimate Holdings, LP, (Holdings) | Midco Holdings II, LLC            
Temporary Equity [Line Items]            
Percentage of common units         100.00%  
Yellowstone Ultimate Holdings, LP, (Holdings) | Midco Holdings II, LLC            
Temporary Equity [Line Items]            
Common units, issued (in shares)         100 100
Midco Holdings I, LLC | Midco Holdings II, LLC            
Temporary Equity [Line Items]            
Common units, issued (in shares)         50,000,000