ACQUISITIONS - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended	6 Months Ended
	May 23, 2022	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2021	Apr. 14, 2022	Mar. 31, 2022
Business Acquisition [Line Items]
Cash paid for business acquisition			$ 3,156.9	$ 131.6
Goodwill		$ 6,871.5	6,871.5			$ 674.6
Zynga Inc
Business Acquisition [Line Items]
Business acquisition, percentage of voting interests acquired	100.00%
Cash consideration, per share (in dollars per share)	$ 3.50
Exchange ratio (in shares)	0.0406
Cash paid for business acquisition	$ 3,992.4
Replacement equity awards	143.6
Consideration	9,513.7
Goodwill	$ 6,206.0
Acceleration of awards, cost			28.6
Zynga Inc | Options
Business Acquisition [Line Items]
Number of awards issued (in shares)	1,500,000
Future expense		1.7	$ 1.7
Weighted average service period for recognition of future expense			9 months 18 days
Zynga Inc | RSU and PSU
Business Acquisition [Line Items]
Number of awards issued (in shares)	4,200,000
Future expense		325.3	$ 325.3
Weighted average service period for recognition of future expense			1 year 7 months 6 days
Zynga Inc | General and Administrative Expense
Business Acquisition [Line Items]
Transaction cost		18.3	$ 123.1
Zynga Inc | Research and Development
Business Acquisition [Line Items]
Transaction cost		1.6	9.9
Zynga Inc | Selling and Marketing
Business Acquisition [Line Items]
Transaction cost		$ 1.2	$ 6.8
Zynga Inc | Common Stock
Business Acquisition [Line Items]
Issuance of common stock in connection with acquisition (in shares)	46,300,000
Zynga Inc | Bridge Loan
Business Acquisition [Line Items]
Principal amount at issuance					$ 2,700.0