v3.26.3
Basis of Presentation and Principles of Consolidation (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
professional_corporation
professional_association
Sep. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Variable interest entity                
Number of professional associations consolidated as VIEs | professional_association     3          
Revenue $ 605,102 $ 626,439 $ 1,825,874 $ 1,887,708        
Net (loss) income (26,934) (49,507) (129,679) (175,179)        
Assets 2,775,075   2,775,075     $ 2,858,300    
Liabilities 1,480,352   1,480,352     1,472,594    
Stockholders' deficit (1,294,723) (1,392,115) (1,294,723) (1,392,115) $ (1,310,108) (1,385,706) $ (1,422,139) $ (1,491,079)
Variable Interest Entity, Primary Beneficiary                
Variable interest entity                
Revenue 113,700 84,700 322,400 246,200        
Net (loss) income 0 $ (200) 200 $ (600)        
Assets 43,700   43,700     36,300    
Liabilities 89,900   89,900     82,600    
Stockholders' deficit $ 46,200   $ 46,200     $ 46,300    
THMG Association                
Variable interest entity                
Number of professional corporations consolidated as VIEs | professional_corporation     10          
Uplift Association                
Variable interest entity                
Number of professional corporations consolidated as VIEs | professional_corporation     5