v3.26.1
Stockholders' Equity - Schedule of Components of Accumulated Other Comprehensive Income/(Loss) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]            
Beginning balance $ 910.5 $ 957.8 $ 939.4 $ 968.9 $ 957.8 $ 968.9
Amounts reclassified from AOCL into earnings, net of tax 3.9   4.4   10.3 0.9
Ending balance 914.7 910.5 883.6 939.4 914.7 883.6
Investment Securities            
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]            
Beginning balance (3.4) 1.0 (16.1) (33.4) 1.0 (33.4)
Unrealized gains/(losses) (2.4) (5.7) 3.4 22.0    
Tax benefit/(expense) 0.6 1.0 (0.5) (3.8)    
Amounts reclassified from AOCL into earnings, net of tax 0.0 0.3 0.0 (0.9) 0.3 (0.9)
Ending balance (5.2) (3.4) (13.2) (16.1) (5.2) (13.2)
Hedging Activities            
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]            
Beginning balance (22.1) (37.9) (6.7) 13.1 (37.9) 13.1
Unrealized gains/(losses) 2.0 10.5 (52.7) (19.1)    
Tax benefit/(expense) (0.3) (0.8) 3.3 1.9    
Amounts reclassified from AOCL into earnings, net of tax 3.9 6.1 4.4 (2.6) 10.0 1.8
Ending balance (16.5) (22.1) (51.7) (6.7) (16.5) (51.7)
Foreign Currency Translation            
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]            
Beginning balance (116.5) (114.4) (119.1) (120.2) (114.4) (120.2)
Unrealized gains/(losses) (0.6) (2.1) 6.7 1.1    
Ending balance (117.1) (116.5) (112.4) (119.1) (117.1) (112.4)
Total AOCL            
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]            
Beginning balance (142.0) (151.3) (141.9) (140.5) (151.3) (140.5)
Unrealized gains/(losses) (1.0) 2.7 (42.6) 4.0    
Tax benefit/(expense) 0.3 0.2 2.8 (1.9)    
Amounts reclassified from AOCL into earnings, net of tax 3.9 6.4 4.4 (3.5)    
Ending balance $ (138.8) $ (142.0) $ (177.3) $ (141.9) $ (138.8) $ (177.3)