v3.25.1
GOODWILL AND INTANGIBLE ASSETS, NET - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Capitalized software development costs and licenses      
Goodwill gross $ 6,944.6 $ 6,768.5  
Accumulated impairments 5,887.3 2,342.1  
Goodwill 1,057.3 4,426.4 $ 6,767.1
Goodwill impairment 3,545.2 2,342.1 0.0
Other intangibles, net 36.0    
Impairment charges   $ 577.4 $ 465.3
Cost of revenue      
Capitalized software development costs and licenses      
Impairment charges $ 137.0    
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration] Cost of revenue    
Depreciation and amortization      
Capitalized software development costs and licenses      
Impairment charges $ 39.3    
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration] Depreciation and amortization