v3.25.2
OTHER COMPREHENSIVE INCOME - Schedule of Changes in Accumulated Other Comprehensive Income, Net of Tax (Details)
$ in Millions
 6 Months Ended
Jun. 30, 2025
USD ($)
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at beginning of period $ 8,142.5
Balance at end of period 8,429.7
Total  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at beginning of period (127.4)
Amounts reclassified from AOCI 2.9
Balance at end of period (124.5)
Cash Flow Hedges  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at beginning of period (17.7)
Amounts reclassified from AOCI 0.9
Balance at end of period (16.8)
Pension and Postretirement Benefit Plans  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at beginning of period (109.7)
Amounts reclassified from AOCI 2.0
Balance at end of period $ (107.7)