| Document and Entity Information | Dec. 07, 2021 |
| Document And Entity Information [Line Items] | |
| Entity Registrant Name | Local Bounti Corporation/DE |
| Amendment Flag | false |
| Entity Central Index Key | 0001840780 |
| Document Type | 8-K |
| Document Period End Date | Dec. 7, 2021 |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-40125 |
| Entity Tax Identification Number | 98-1584830 |
| Entity Address, Address Line One | 490 Foley Lane |
| Entity Address, City or Town | Hamilton |
| Entity Address, State or Province | MT |
| Entity Address, Postal Zip Code | 59840 |
| City Area Code | (406) |
| Local Phone Number | 361-3711 |
| 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 |
| Common Stock [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Common Stock, par value of $0.0001 per share |
| Trading Symbol | LOCL |
| Security Exchange Name | NYSE |
| Warrant [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Warrants, each exercisable for one share of Common Stock for $11.50 per share |
| Trading Symbol | LOCL WS |
| Security Exchange Name | NYSE |
