v3.25.3
Equity - Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Other comprehensive income (loss) before reclassifications $ 3.1 $ (7.8) $ (103.1) $ 2.8
Amounts reclassified from AOCI 20.2 8.1 24.5 5.2
Net current period other comprehensive income (loss) 23.3 0.3 (78.6) 8.0
Gains (losses) on cash flow hedges        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance (112.0) 9.8 51.6 (25.0)
Other comprehensive income (loss) before reclassifications 6.3 (49.1) (161.6) (11.4)
Amounts reclassified from AOCI 20.2 8.1 24.5 5.2
Net current period other comprehensive income (loss) 26.5 (41.0) (137.1) (6.2)
Ending Balance (85.5) (31.2) (85.5) (31.2)
Unfunded status of postretirement benefit plans        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance (15.6) (2.7) (16.6) (2.6)
Other comprehensive income (loss) before reclassifications 0.0 0.3 1.0 0.2
Amounts reclassified from AOCI 0.0 0.0 0.0 0.0
Net current period other comprehensive income (loss) 0.0 0.3 1.0 0.2
Ending Balance (15.6) (2.4) (15.6) (2.4)
Currency translation adjustments        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance (110.5) (153.1) (171.2) (126.1)
Other comprehensive income (loss) before reclassifications (3.2) 41.0 57.5 14.0
Amounts reclassified from AOCI 0.0 0.0 0.0 0.0
Net current period other comprehensive income (loss) (3.2) 41.0 57.5 14.0
Ending Balance (113.7) (112.1) (113.7) (112.1)
Accumulated other comprehensive income (loss)        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance (238.1) (146.0) (136.2) (153.7)
Ending Balance $ (214.8) $ (145.7) $ (214.8) $ (145.7)