v3.26.1
GOODWILL AND INTANGIBLE ASSETS, NET - Schedule of Intangible Assets at Cost and Accumulated Amortization (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Jun. 30, 2025
Intangible Asset, Finite-Lived [Line Items]    
Original Cost $ 2,933.9 $ 2,766.9
Accumulated Amortization (1,734.0) (1,489.5)
Intangible Assets, net 1,199.9 1,277.4
Software licenses    
Intangible Asset, Finite-Lived [Line Items]    
Original Cost 327.4 250.7
Accumulated Amortization (183.8) (178.3)
Intangible Assets, net 143.6 72.4
Acquired software technology    
Intangible Asset, Finite-Lived [Line Items]    
Original Cost 446.5 376.5
Accumulated Amortization (262.4) (209.4)
Intangible Assets, net 184.1 167.1
Customer contracts and lists    
Intangible Asset, Finite-Lived [Line Items]    
Original Cost 1,225.7 1,129.8
Accumulated Amortization (943.1) (802.5)
Intangible Assets, net 282.6 327.4
Acquired intellectual property    
Intangible Asset, Finite-Lived [Line Items]    
Original Cost 136.6 136.6
Accumulated Amortization (136.6) (136.6)
Intangible Assets, net 0.0 0.0
Trademark    
Intangible Asset, Finite-Lived [Line Items]    
Original Cost 0.7 0.0
Accumulated Amortization (0.2) 0.0
Intangible Assets, net 0.5 0.0
Internal use software    
Intangible Asset, Finite-Lived [Line Items]    
Original Cost 776.8 853.1
Accumulated Amortization (187.7) (142.5)
Intangible Assets, net 589.0 710.6
Other intangibles    
Intangible Asset, Finite-Lived [Line Items]    
Original Cost 20.2 20.2
Accumulated Amortization (20.2) (20.2)
Intangible Assets, net $ 0.0 $ 0.0