CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 201,525	$ 246,487
Related party receivables from collaborative arrangements	110,711	93,931
Prepaid expenses and other current assets	1,437	1,640
Total current assets	313,673	342,058
Property and equipment, net	12	28
Equity and long-term investments	483,845	438,258
Capitalized fees paid to a related party, net	111,430	125,253
Deferred tax assets, net	17,327	93,759
Other assets	108	214
Total assets	926,395	999,570
Current liabilities:
Accounts payable	27	66
Accrued personnel-related expenses	619	490
Accrued interest payable	4,152	4,152
Other accrued liabilities	1,009	1,402
Total current liabilities	5,807	6,110
Long-term debt, net of discount and issuance costs	394,653	385,517
Other long-term liabilities	0	106
Commitments and contingencies (Note 9)
Stockholders' equity:
Preferred stock: $0.01 par value, 230 shares authorized, no shares issued and outstanding	0	0
Common stock: $0.01 par value, 200,000 shares authorized, 69,492 and 101,392 issued and outstanding as of December 31, 2021 and December 31, 2020 respectively	696	1,014
Treasury stock: at cost, 32,005 and no shares at December 31, 2021 and December 31, 2020, respectively	(393,829)	0
Additional paid-in capital	1,264,024	1,260,900
Accumulated deficit	(456,148)	(722,002)
Total Innoviva stockholders' equity	414,743	539,912
Noncontrolling interest	111,192	67,925
Total stockholders' equity	525,935	607,837
Total liabilities and stockholders' equity	$ 926,395	$ 999,570