CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net Income	$ 1,280	$ 21,371	$ 36,145	$ 59,229
Comprehensive income	1,280	21,371	36,145	59,229
Comprehensive income attributable to noncontrolling interests	0	20,432	0	42,517
Comprehensive income attributable to Innoviva stockholders	$ 1,280	$ 939	$ 36,145	$ 16,712