REVENUE FROM CONTRACTS WITH CUSTOMERS - Disaggregated Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Revenue from External Customer [Line Items]
Total net revenue	$ 1,102.4	$ 813.3
Recurrent consumer spending
Revenue from External Customer [Line Items]
Total net revenue	825.6	572.3
Full game and other
Revenue from External Customer [Line Items]
Total net revenue	276.8	241.0
Console
Revenue from External Customer [Line Items]
Total net revenue	607.2	602.4
Mobile
Revenue from External Customer [Line Items]
Total net revenue	369.6	82.3
PC and other
Revenue from External Customer [Line Items]
Total net revenue	125.6	128.6
Digital online
Revenue from External Customer [Line Items]
Total net revenue	1,037.8	740.8
Physical retail and other
Revenue from External Customer [Line Items]
Total net revenue	64.6	72.5
Over time
Revenue from External Customer [Line Items]
Total net revenue	807.5	572.3
Point in time
Revenue from External Customer [Line Items]
Total net revenue	$ 294.9	$ 241.0