| Cover | Jan. 09, 2024 | Dec. 22, 2023 |
| Cover [Abstract] | ||
| Document Type | 8-K | |
| Document Period End Date | Jan. 05, 2024 | |
| Document Creation Date | Jan. 09, 2024 | |
| Entity Registrant Name | BLOOM ENERGY CORPORATION | |
| Entity File Number | 001-38598 | |
| Entity Tax Identification Number | 77-0565408 | |
| Entity Incorporation, State or Country Code | DE | |
| Entity Address, Postal Zip Code | 95134 | |
| Entity Address, State or Province | CA | |
| Entity Address, City or Town | San Jose, | |
| Entity Address, Address Line One | 4353 North First Street, | |
| Local Phone Number | 543-1500 | |
| City Area Code | (408) | |
| Written Communications | false | |
| Soliciting Material | false | |
| Pre-commencement Tender Offer | false | |
| Pre-commencement Issuer Tender Offer | false | |
| Title of 12(b) Security | Class A Common Stock, $0.0001 par value | |
| Trading Symbol | BE | |
| Security Exchange Name | NYSE | |
| Entity Emerging Growth Company | false | |
| Amendment Flag | false | |
| Entity Central Index Key | 0001664703 |
