| Document And Entity Information | Dec. 01, 2020 |
| Document Information [Line Items] | |
| Entity, Registrant Name | QUANTUM ENERGY, INC. |
| Document, Type | 8-K |
| Document, Period End Date | Dec. 01, 2020 |
| Entity, Incorporation, State or Country Code | NV |
| Entity, File Number | 333-225892 |
| Entity, Tax Identification Number | 98-0428608 |
| Entity, Address, Address Line One | 3825 Rockbottom |
| Entity, Address, City or Town | Henderson |
| Entity, Address, State or Province | NV |
| Entity, Address, Postal Zip Code | 89030 |
| City Area Code | 702 |
| Local Phone Number | 323-6455 |
| Title of 12(b) Security | Common stock |
| Trading Symbol | QEGY |
| 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 | 0001295961 |
