Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Condensed Consolidated Statements of Comprehensive Loss [Abstract]
Net loss	$ (331,118)	$ (315,921)	$ (658,963)	$ (669,705)
Other comprehensive income (loss):
Foreign currency translation adjustment	3,602	3,752	(546)	9,519
Total other comprehensive income (loss)	3,602	3,752	(546)	9,519
Comprehensive loss	(327,516)	(312,169)	(659,509)	(660,186)
Comprehensive loss attributable to noncontrolling interests	(26,727)	(24,648)	(62,911)	(46,822)
Comprehensive loss attributable to Roivant Sciences Ltd.	$ (300,789)	$ (287,521)	$ (596,598)	$ (613,364)