Related-Party Transactions	3 Months Ended
Related-Party Transactions	Mar. 31, 2022
Related Party Transactions [Abstract]
Related-Party Transactions	Related Party TransactionsILJIN SNT Co., Ltd (ILJIN) was considered to be a related party due to their equity ownership of over 5% as per their public filing. The outstanding related party amount payable to ILJIN was the result of a settlement completed on September 20, 2013 between ILJIN and the Company. During the first quarter of 2021, Aurinia paid $4.0 million upon achievement of specific milestones. The final $2.0 million outstanding amount payable was paid during the fourth quarter 2021. The amount payable to ILJIN is nil as of March 31, 2022 and December 31, 2021.