v3.26.1
Intangible Assets and Goodwill - Intangible Assets, by Major Class (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Mar. 31, 2026
Intangible Asset, Finite-Lived [Line Items]    
Accumulated Amortization $ (5,571.5) $ (5,501.6)
Gross Amount 7,572.9 7,535.0
Net Amount 2,001.4 2,033.4
Amortization Expense    
2027 358.0  
2028 365.6  
2029 294.0  
2030 264.4  
2031 236.6  
In-process research and development    
Intangible Asset, Finite-Lived [Line Items]    
In-process research and development $ 7.0 7.0
Minimum    
Amortization Expense    
Useful life 1 year  
Maximum    
Amortization Expense    
Useful life 15 years  
Core and developed technology    
Intangible Asset, Finite-Lived [Line Items]    
Gross Amount $ 7,060.9 7,039.6
Accumulated Amortization (5,301.6) (5,212.9)
Net Amount 1,759.3 1,826.7
Customer-related    
Intangible Asset, Finite-Lived [Line Items]    
Gross Amount 202.5 202.5
Accumulated Amortization (168.5) (165.3)
Net Amount 34.0 37.2
Software licenses    
Intangible Asset, Finite-Lived [Line Items]    
Gross Amount 302.5 285.9
Accumulated Amortization (101.4) (123.4)
Net Amount $ 201.1 $ 162.5