SOFTWARE DEVELOPMENT COSTS AND LICENSES (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2026	Mar. 31, 2026
Capitalized software development costs and licenses
Current	$ 36.0	$ 68.8
Non-current	2,395.0	2,277.5
Impairment of software development costs and licenses	43.4
Software development costs, internally developed
Capitalized software development costs and licenses
Current	22.8	46.1
Non-current	2,363.4	2,224.6
Software development costs, externally developed
Capitalized software development costs and licenses
Current	0.1	1.7
Non-current	28.9	52.2
Licenses
Capitalized software development costs and licenses
Current	13.1	21.0
Non-current	$ 2.7	$ 0.7