| Cover | Aug. 10, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 10, 2023 |
| Entity File Number | 1-31785 |
| Entity Registrant Name | Mexco Energy Corporation |
| Entity Central Index Key | 0000066418 |
| Entity Tax Identification Number | 84-0627918 |
| Entity Incorporation, State or Country Code | CO |
| Entity Address, Address Line One | 415 W. Wall Street |
| Entity Address, Address Line Two | Suite 475 |
| Entity Address, City or Town | Midland |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 79701 |
| City Area Code | 432 |
| Local Phone Number | 682-1119 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.50 per share |
| Trading Symbol | MXC |
| Security Exchange Name | NYSEAMER |
