Other Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Accrued Liabilities, Current [Abstract]
FOTIVDA U.S. Product Royalties	$ 2,011	$ 0
FOTIVDA Federal Rebates, Customer Credits and Co-Pay Assistance	1,170	0
Professional Fees	1,107	1,061
Other	1,133	320
Total	$ 5,421	$ 1,381

Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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