v3.26.1
STOCKHOLDERS' EQUITY - Components of Accumulated Other Comprehensive Income, Net of Tax (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance $ 17,597.2 $ 17,207.7 $ 17,941.7 $ 16,529.6
Other comprehensive income (loss) (9.2) 30.4 (35.5) 54.7
Ending balance 18,297.7 17,953.1 18,297.7 17,953.1
Total        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance 16.5 (27.1) 43.3 (51.3)
Other comprehensive income (loss) before reclassifications (17.5) 33.1 (48.2) 51.6
Amounts reclassified from accumulated other comprehensive income 6.8 (3.0) 10.7 2.7
Other comprehensive income (loss) (10.7) 30.1 (37.5) 54.3
Ending balance 5.8 3.0 5.8 3.0
Gains on Hedge Instruments        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance 13.9 0.6 4.0 11.0
Other comprehensive income (loss) before reclassifications (3.3) (11.8) 3.1 (27.8)
Amounts reclassified from accumulated other comprehensive income 6.4 (3.5) 9.9 2.1
Other comprehensive income (loss) 3.1 (15.3) 13.0 (25.7)
Ending balance 17.0 (14.7) 17.0 (14.7)
Unrealized Gains (Losses) on Available-for-Sale Securities        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance 6.9 14.5 30.5 (14.6)
Other comprehensive income (loss) before reclassifications (18.7) 7.1 (42.3) 36.2
Amounts reclassified from accumulated other comprehensive income 0.0 0.3 0.0 0.3
Other comprehensive income (loss) (18.7) 7.4 (42.3) 36.5
Ending balance (11.8) 21.9 (11.8) 21.9
Foreign Currency Translation Gains        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance 17.5 (27.7) 29.5 (33.1)
Other comprehensive income (loss) before reclassifications 4.7 37.8 (7.3) 43.2
Amounts reclassified from accumulated other comprehensive income 0.0 0.0 0.0 0.0
Other comprehensive income (loss) 4.7 37.8 (7.3) 43.2
Ending balance 22.2 10.1 22.2 10.1
Employee Benefit Plans        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance (21.8) (14.5) (20.7) (14.6)
Other comprehensive income (loss) before reclassifications (0.2) 0.0 (1.7) 0.0
Amounts reclassified from accumulated other comprehensive income 0.4 0.2 0.8 0.3
Other comprehensive income (loss) 0.2 0.2 (0.9) 0.3
Ending balance $ (21.6) $ (14.3) $ (21.6) $ (14.3)