CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions		6 Months Ended
		Sep. 30, 2023	Sep. 30, 2022
Operating activities:
Net loss		$ (749.6)	$ (361.0)
Adjustments to reconcile net loss to net cash provided by operating activities:
Amortization and impairment of software development costs and licenses		108.1	81.7
Stock-based compensation		169.1	151.8
Noncash lease expense		32.7	23.3
Amortization and impairment of intangibles		676.8	438.2
Depreciation		67.9	38.9
Goodwill impairment		165.4	0.0
Interest expense		71.4	60.0
Gain on debt extinguishment		(7.7)	0.0
Fair value adjustments		1.4	38.2
Other, net		28.8	(37.4)
Changes in assets and liabilities, net of effect from purchases of businesses:
Accounts receivable		(52.2)	15.2
Software development costs and licenses		(300.7)	(228.9)
Prepaid expenses and other current and other non-current assets		(44.5)	(44.7)
Deferred revenue		65.3	(57.4)
Accounts payable, accrued expenses and other liabilities		(162.4)	37.5
Net cash provided by operating activities		69.8	155.4
Investing activities:
Change in bank time deposits		12.5	124.4
Sale and maturities of available-for-sale securities		131.0	354.3
Purchases of fixed assets		(59.9)	(99.4)
Proceeds from sale of long-term investment		0.0	20.6
Purchases of long-term investments		(6.5)	(7.6)
Business acquisitions		(13.0)	(3,156.9)
Other		(3.8)	(26.0)
Net cash provided by (used in) investing activities		60.3	(2,790.6)
Financing activities:
Tax payment related to net share settlements on restricted stock awards		(57.1)	(77.7)
Issuance of common stock		18.8	11.4
Payment for settlement of convertible notes		0.0	(1,166.8)
Proceeds from issuance of debt		999.3	3,248.9
Cost of debt		(7.5)	(22.4)
Settlement of capped calls		0.0	140.1
Repayment of debt		(989.6)	0.0
Payment of contingent earn-out consideration		(35.0)	0.0
Net cash (used in) provided by financing activities		(71.1)	2,133.5
Effects of foreign currency exchange rates on cash, cash equivalents, and restricted cash and cash equivalents		(7.4)	(36.2)
Net change in cash, cash equivalents, and restricted cash and cash equivalents		51.6	(537.9)
Cash, cash equivalents, and restricted cash and cash equivalents, beginning of year	[1]	1,234.6	2,195.3
Cash, cash equivalents, and restricted cash and cash equivalents, end of period	[1]	$ 1,286.2	$ 1,657.4

[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