v3.25.2
Basis of Presentation - Net Operating Revenues (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Disaggregation of Revenue [Line Items]        
Net operating revenues $ 1,457.7 $ 1,301.2 $ 2,913.1 $ 2,617.2
Medicare        
Disaggregation of Revenue [Line Items]        
Net operating revenues 939.7 841.6 1,916.2 1,695.3
Medicare Advantage        
Disaggregation of Revenue [Line Items]        
Net operating revenues 246.0 224.2 485.3 448.4
Managed care        
Disaggregation of Revenue [Line Items]        
Net operating revenues 163.0 138.7 308.3 281.1
Medicaid        
Disaggregation of Revenue [Line Items]        
Net operating revenues 45.2 43.0 87.0 88.1
Other third-party payors        
Disaggregation of Revenue [Line Items]        
Net operating revenues 10.4 10.7 18.6 20.3
Workers’ compensation        
Disaggregation of Revenue [Line Items]        
Net operating revenues 7.5 6.8 13.5 13.8
Patients        
Disaggregation of Revenue [Line Items]        
Net operating revenues 4.6 3.7 7.7 7.6
Other income        
Disaggregation of Revenue [Line Items]        
Net operating revenues $ 41.3 $ 32.5 $ 76.5 $ 62.6