Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2023

Revenue Recognition

Schedule of disaggregation of revenue

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Collaborative revenue
CSL Vifor (KORSUVA injection profit sharing)	$	5,410	$	8,003	$	8,160	$	8,003
Total collaborative revenue	$	5,410	$	8,003	$	8,160	$	8,003
Commercial supply revenue
CSL Vifor* (KORSUVA injection)	$	1,400	$	—	$	4,591	$	4,790
Total commercial supply revenue	$	1,400	$	—	$	4,591	$	4,790
Royalty revenue
CSL Vifor (Kapruvia ex U.S.)	$	123	$	—	$	248	$	—
Total royalty revenue	$	123	$	—	$	248	$	—
License and milestone fees
Vifor Fresenius Medical Care Renal Pharma Ltd.	$	—	$	15,000	$	—	$	15,000
Total milestone and fees	$	—	$	15,000	$	—	$	15,000
Clinical compound revenue
Maruishi	$	—	$	—	$	99	$	—
Total clinical compound revenue	$	—	$	—	$	99	$	—

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* Includes amounts earned from Vifor International prior to Vifor International’s assignment of its rights and obligations to Vifor Fresenius Medical Care Renal Pharma Ltd. in May 2022.