| Document and Entity Information | Mar. 11, 2022 |
| Document And Entity Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Mar. 11, 2022 |
| Entity Registrant Name | GREENLIGHT BIOSCIENCES HOLDINGS, PBC |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-39894 |
| Entity Tax Identification Number | 85-1914700 |
| Entity Address, Address Line One | 200 Boston Avenue |
| Entity Address, Address Line Two | Suite 3100 |
| Entity Address, City or Town | Medford |
| Entity Address, State or Province | MA |
| Entity Address, Postal Zip Code | 02155 |
| City Area Code | 617 |
| Local Phone Number | 616-8188 |
| Entity Information, Former Legal or Registered Name | Environmental Impact Acquisition Corp. |
| 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 | 0001822691 |
| Former Address [Member] | |
| Document And Entity Information [Line Items] | |
| Entity Address, Address Line One | 535 Madison Avenue |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10022 |
| Common Stock [Member] | |
| Document And Entity Information [Line Items] | |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | GRNA |
| Security Exchange Name | NASDAQ |
| Warrant [Member] | |
| Document And Entity Information [Line Items] | |
| Title of 12(b) Security | Warrants, each exercisable for one share of Common Stock for $11.50 per share |
| Trading Symbol | GRNAW |
| Security Exchange Name | NASDAQ |
