Quarterly report pursuant to Section 13 or 15(d)

Cover Page

Cover Page - shares
3 Months Ended
Mar. 31, 2021
May 06, 2021
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2021  
Document Transition Report false  
Entity File Number 001-36421  
Entity Registrant Name Aurinia Pharmaceuticals Inc.  
Entity Incorporation, State or Country Code Z4  
Entity Tax Identification Number 46-4129078  
Entity Address, Address Line One #1203-4464 Markham Street  
Entity Address, City or Town Victoria  
Entity Address, State or Province BC  
Entity Address, Postal Zip Code V8Z 7X8  
City Area Code (250)  
Local Phone Number 708-4272  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   128,156,427
Title of 12(b) Security Common shares, no par value  
Trading Symbol AUPH  
Security Exchange Name NASDAQ  
Amendment Flag false  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0001600620  
Current Fiscal Year End Date --12-31