| Document and Entity Information | Aug. 10, 2021 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Aug. 10, 2021 |
| Entity Registrant Name | Joby Aviation, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-39524 |
| Entity Tax Identification Number | 98-1548118 |
| Entity Address, Address Line One | 2155 Delaware Avenue |
| Entity Address, Address Line Two | Suite #225 |
| Entity Address, City or Town | Santa Cruz |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 95060 |
| City Area Code | 831 |
| Local Phone Number | 426-3733 |
| Entity Information, Former Legal or Registered Name | Reinvent Technology Partners |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001819848 |
| Former Address [Member] | |
| Document Information [Line Items] | |
| Entity Address, Address Line One | 215 Park Avenue |
| Entity Address, Address Line Two | Floor 11 |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10003 |
| Common stock, $0.0001 par value per share [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Common stock, $0.0001 par value per share |
| Trading Symbol | JOBY |
| Security Exchange Name | NYSE |
| Redeemable warrants [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Warrants to purchase common stock |
| Trading Symbol | JOBY WS |
| Security Exchange Name | NYSE |
