| Document and Entity Information | Sep. 04, 2019 |
| Cover [Abstract] | |
| Entity Registrant Name | Invitae Corp |
| Security Exchange Name | NYSE |
| Amendment Flag | false |
| Entity Central Index Key | 0001501134 |
| Document Type | 8-K |
| Document Period End Date | Sep. 4, 2019 |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-36847 |
| Entity Tax Identification Number | 27-1701898 |
| Entity Address, Address Line One | 1400 16th Street |
| Entity Address, City or Town | San Francisco |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94103 |
| City Area Code | 415 |
| Local Phone Number | 374-7782 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.0001 par value per share |
| Trading Symbol | NVTA |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | true |
