CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenue:
Total revenue	$ 67,259	$ 67,257	$ 224,623	$ 265,536
Expenses:
Selling, general and administrative	28,636	27,810	71,913	46,084
Research and development	3,989	11,725	31,566	31,447
Amortization of acquired intangible assets	6,511	1,511	15,274	1,511
Gain on sale of Theravance Respiratory Company, LLC ("TRC")	0	(266,696)	0	(266,696)
Loss on extinguishment of debt	0	0	0	20,662
Changes in fair values of equity method investments, net	(71,980)	(10,298)	(67,886)	44,475
Changes in fair values of other equity and long-term investments, net	2,640	10,168	4,887	23,406
Interest and dividend income	(4,114)	(2,135)	(11,032)	(3,181)
Interest expense	4,396	5,096	13,205	11,761
Other expense, net	(1,047)	(28)	4,289	750
Total expenses	(18,693)	(219,167)	91,726	(86,101)
Income before income taxes	85,952	286,424	132,897	351,637
Income tax expense, net	3,906	57,077	14,706	63,061
Net income (loss)	82,046	229,347	118,191	288,576
Net income (loss) attributable to noncontrolling interests	0	(36,176)	0	6,341
Net income attributable to Innoviva stockholders	$ 82,046	$ 265,523	$ 118,191	$ 282,235
Basic net income per share attributable to Innoviva stockholders	$ 1.26	$ 3.81	$ 1.79	$ 4.05
Diluted net income per share attributable to Innoviva stockholders	$ 0.98	$ 2.8	$ 1.45	$ 3.07
Shares used to compute Innoviva basic and diluted net income per share:
Shares used to compute basic net income per share	64,953	69,731	66,016	69,640
Shares used to compute diluted net income per share	86,164	95,830	87,504	95,072
Royalty revenue
Revenue:
Total revenue	$ 53,558	$ 62,150	$ 172,681	$ 260,429
Net product sales
Revenue:
Total revenue	13,701	5,107	40,942	5,107
Expenses:
Cost of products sold (inclusive of amortization of inventory fair value adjustments, excluding depreciation and amortization of intangible assets)	10,182	3,680	27,910	3,680
License revenue
Revenue:
Total revenue	0	0	11,000	0
License
Expenses:
Cost of license revenue	$ 0	$ 0	$ 1,600	$ 0