v3.26.3
Derivative Instruments - Effect of Foreign Currency Forward Contracts and Forward Currency Options Designated as Hedging Instruments (Details) - Foreign Exchange Contract - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Income Statement Location [Axis]: us-gaap:CostsAndExpenses        
Derivatives [Line Items]        
Net Gains/(Losses) Reclassified from AOCI into Operating Income (in millions) $ (2.4) $ 6.7 $ (1.9) $ 14.0
Income Statement Location [Axis]: us-gaap:CostsAndExpenses | Cash flows, operating expenses        
Derivatives [Line Items]        
Net Gains/(Losses) Excluded from Effectiveness Testing and Recognized in Operating Income (in millions) 0.4 0.0 (1.3) (1.8)
Income Statement Location [Axis]: us-gaap:Revenues        
Derivatives [Line Items]        
Net Gains/(Losses) Reclassified from AOCI into Operating Income (in millions) 3.8 (29.1) (29.7) (41.1)
Income Statement Location [Axis]: us-gaap:Revenues | Cash flows, revenue        
Derivatives [Line Items]        
Net Gains/(Losses) Excluded from Effectiveness Testing and Recognized in Operating Income (in millions) $ (9.3) $ 8.0 $ (8.2) $ 7.6