Condensed Consolidated Statements of Shareholders' Equity and Redeemable Noncontrolling Interest - USD ($) $ in Thousands	Redeemable Noncontrolling Interest [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]	Noncontrolling Interests [Member]	Total
Beginning balance at Mar. 31, 2022	$ 22,491
Ending balance at Jun. 30, 2022	22,491
Beginning balance at Mar. 31, 2022		$ 0	$ 4,421,614	$ (946)	$ (2,763,724)	$ 381,999	$ 2,038,943
Beginning balance (in shares) at Mar. 31, 2022		694,975,965
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common shares in connection with equity incentive plans and tax withholding payments		$ 0	(8,329)	0	0	0	(8,329)
Issuance of common shares in connection with equity incentive plans and tax withholding payments (in shares)		4,739,781
Issuance of subsidiary common shares to the Company		$ 0	(251)	0	0	251	0
Issuance of subsidiary common shares to the Company (in shares)		0
Issuance of the Company's common shares related to settlement of transaction consideration		$ 0	0	0	0	0	0
Issuance of the Company's common shares related to settlement of transaction consideration (in shares)		1,455,719
Share-based compensation expense		$ 0	61,590	0	0	11,204	72,794
Share-based compensation expense (in shares)		0
Foreign currency translation adjustment		$ 0	0	5,966	0	(199)	5,767
Net loss		0	0	0	(331,809)	(21,975)	(353,784)
Ending balance at Jun. 30, 2022		$ 0	4,474,624	5,020	(3,095,533)	371,280	1,755,391
Ending balance (in shares) at Jun. 30, 2022		701,171,465
Beginning balance at Mar. 31, 2023	0
Ending balance at Jun. 30, 2023	$ 0
Beginning balance at Mar. 31, 2023		$ 0	4,933,137	(2,617)	(3,772,754)	449,821	1,607,587
Beginning balance (in shares) at Mar. 31, 2023		760,143,393
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common shares in connection with equity incentive plans and tax withholding payments		$ 0	14,395	0	0	0	14,395
Issuance of common shares in connection with equity incentive plans and tax withholding payments (in shares)		6,994,468
Subsidiary stock options exercised		$ 0	503	0	0	387	890
Cash contributions to majority-owned subsidiaries		0	(623)	0	0	623	0
Dividend declared by subsidiary		0	0	0	0	(6,000)	(6,000)
Share-based compensation expense		$ 0	34,498	0	0	14,762	49,260
Share-based compensation expense (in shares)		0
Foreign currency translation adjustment		$ 0	0	(3,993)	0	(155)	(4,148)
Net loss		0	0	0	(291,816)	(36,029)	(327,845)
Ending balance at Jun. 30, 2023		$ 0	$ 4,981,910	$ (6,610)	$ (4,064,570)	$ 423,409	$ 1,334,139
Ending balance (in shares) at Jun. 30, 2023		767,137,861