Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues:
Revenue, net	$ 37,101	$ 12,533	$ 58,725	$ 16,852
Operating expenses:
Cost of revenues	3,266	3,641	7,480	5,367
Research and development (includes $8,877 and $7,417 of share-based compensation expense for the three months ended September 30, 2023 and 2022 and $16,830 and $19,660 for the six months ended September 30, 2023 and 2022, respectively)	131,984	131,995	257,117	267,825
Acquired in-process research and development	13,950	0	26,450	0
Selling, general and administrative (includes $40,309 and $54,479 of share-based compensation expense for the three months ended September 30, 2023 and 2022 and $81,501 and $115,030 for the six months ended September 30, 2023 and 2022, respectively)	164,355	157,663	320,545	306,735
Total operating expenses	313,555	293,299	611,592	579,927
Loss from operations	(276,454)	(280,766)	(552,867)	(563,075)
Change in fair value of investments	45,849	54,678	53,413	79,225
Change in fair value of debt and liability instruments	21,533	(13,541)	76,045	27,672
Gain on deconsolidation of subsidiaries	(17,354)	(16,762)	(17,354)	(16,762)
Interest income	(14,299)	(5,670)	(31,014)	(7,651)
Interest expense	9,247	8,335	18,159	10,947
Other expense, net	5,931	5,950	1,338	7,035
Loss before income taxes	(327,361)	(313,756)	(653,454)	(663,541)
Income tax expense	3,757	2,165	5,509	6,164
Net loss	(331,118)	(315,921)	(658,963)	(669,705)
Net loss attributable to noncontrolling interests	(26,791)	(24,331)	(62,820)	(46,306)
Net loss attributable to Roivant Sciences Ltd.	$ (304,327)	$ (291,590)	$ (596,143)	$ (623,399)
Net loss per common share - basic (in dollars per share)	$ (0.4)	$ (0.42)	$ (0.78)	$ (0.89)
Net loss per common share - diluted (in dollars per share)	$ (0.4)	$ (0.42)	$ (0.78)	$ (0.89)
Weighted average shares outstanding - basic (in dollars per share)	770,227,849	699,888,061	764,780,630	697,894,414
Weighted average shares outstanding - diluted (in dollars per share)	770,227,849	699,888,061	764,780,630	697,894,414
Product Revenue, Net [Member]
Revenues:
Revenue, net	$ 18,424	$ 4,969	$ 35,083	$ 5,110
License, Milestone and Other Revenue [Member]
Revenues:
Revenue, net	$ 18,677	$ 7,564	$ 23,642	$ 11,742