CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions		9 Months Ended
		Dec. 31, 2022	Dec. 31, 2021
Operating activities:
Net (loss) income		$ (514.4)	$ 307.1
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Amortization and impairment of software development costs and licenses		147.6	177.8
Stock-based compensation		238.5	142.5
Noncash lease expense		35.2	25.2
Amortization of intellectual property		740.1	49.5
Depreciation		62.9	44.7
Amortization of debt issuance costs		12.3	0.0
Interest expense		79.0	0.0
Fair value adjustments		37.1	(6.1)
Other, net		(36.0)	12.2
Changes in assets and liabilities, net of effect from purchases of businesses:
Accounts receivable		158.0	(85.8)
Software development costs and licenses		(362.9)	(376.5)
Prepaid expenses and other current and other non-current assets		(23.5)	(142.7)
Deferred revenue		(88.1)	10.6
Accounts payable, accrued expenses and other liabilities		(450.0)	(139.3)
Net cash provided by operating activities		35.8	19.2
Investing activities:
Change in bank time deposits		123.0	(43.9)
Sale and maturities of available-for-sale securities		436.1	494.9
Purchases of available-for-sale securities		0.0	(632.5)
Purchases of fixed assets		(137.7)	(133.4)
Proceeds from sale of long-term investment		20.6	0.0
Purchases of long-term investments		(10.2)	(8.7)
Business acquisitions		(3,241.8)	(157.3)
Other		(4.8)	1.1
Net cash used in investing activities		(2,814.8)	(479.8)
Financing activities:
Tax payment related to net share settlements on restricted stock awards		(90.6)	(59.1)
Issuance of common stock		22.3	19.6
Payment for settlement of convertible notes		(1,166.8)	0.0
Proceeds from issuance of debt		3,248.9	0.0
Cost of debt		(22.4)	0.0
Repayment of debt		(200.0)	0.0
Settlement of capped calls		140.1	0.0
Loan repayment		0.0	(0.2)
Repurchase of common stock		0.0	(200.0)
Payment of contingent earn-out consideration		(26.9)	0.0
Net cash provided by (used in) financing activities		1,904.6	(239.7)
Effects of foreign currency exchange rates on cash, cash equivalents, and restricted cash and cash equivalents		(18.6)	(2.7)
Net change in cash, cash equivalents, and restricted cash and cash equivalents		(893.0)	(703.0)
Cash, cash equivalents, and restricted cash and cash equivalents, beginning of year	[1]	2,195.3	2,060.2
Cash, cash equivalents, and restricted cash and cash equivalents, end of period	[1]	$ 1,302.3	$ 1,357.2

[1] Cash, cash equivalents and restricted cash and cash equivalents shown on our Condensed Consolidated Statements of Cash Flow includes amounts in the Cash and cash equivalents, Restricted cash and cash equivalents, and Long-term restricted cash and cash equivalents on our Condensed Consolidated Balance Sheet.S