v3.25.4
NEW ACCOUNTING PRONOUNCEMENTS (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Sep. 30, 2025
Jun. 30, 2025
Dec. 31, 2024
Sep. 30, 2024
Jun. 30, 2024
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Stockholders' equity $ 2,879.2 $ 2,635.1 $ 2,655.1 $ 2,228.3 $ 2,206.4 $ 2,168.2
Retained Earnings            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Stockholders' equity $ 4,103.3 3,932.5 3,862.5 $ 3,451.4 $ 3,412.0 $ 3,435.1
Cumulative effect of changes in accounting principles            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Stockholders' equity [1]   0.0 18.4      
Cumulative effect of changes in accounting principles | Retained Earnings            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Cumulative effect of changes in accounting principle     24.5      
Stockholders' equity [1]   $ 0.0 $ 18.4      
[1] Reflects the adoption of accounting standard (ASU 2023-08) as described in Note 2, “New Accounting Pronouncements