v3.23.2
Intangible Asset and Goodwill - Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Value $ 214,705 $ 214,705
Accumulated Amortization (142,621) (106,578)
Total 72,084 108,127
Developed product rights for Auryxia    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Value 214,705 214,705
Accumulated Amortization (142,621) (106,578)
Total $ 72,084 $ 108,127