| Cover Page | Dec. 09, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K/A |
| Document Period End Date | Dec. 9, 2021 |
| Entity Registrant Name | Aurinia Pharmaceuticals Inc. |
| Entity Incorporation, State or Country Code | Z4 |
| Entity File Number | 001-36421 |
| 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 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Shares, without par value |
| Trading Symbol | AUPH |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001600620 |
| Amendment Flag | false |
