Condensed Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net (loss) income	$ (163,413)	$ 175,312	$ (499,144)	$ 617,440
Other comprehensive income (loss):
Unrealized gain (loss) on investments	994	(4,318)	7,194	(10,754)
Amortization of actuarial gain (loss)	9	(9)	28	(27)
Other comprehensive income (loss)	1,003	(4,327)	7,222	(10,781)
Comprehensive (loss) income	(162,410)	170,985	(491,922)	606,659
Comprehensive loss attributable to noncontrolling interest	0	0	(56)	0
Comprehensive (loss) income attributable to Vir	$ (162,410)	$ 170,985	$ (491,866)	$ 606,659