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Stock options (Details Narrative) - USD ($) |  | 12 Months Ended
--- | --- | ---
Apr. 03, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Outstanding at beginning |  | 5,004,167 | 4,167 | 1,154,167
Unvested options, amount |  | 406,250 |  |
Option vested | 406,250 |  |  |
Compensation expense | $ 812,500 | $ 1,949,500 |  |
Empire Petroleum Corporation 2019 Stock Option Plan [Member] |  |  |  |
Common stock reserved under the plan | 10,000,000 |  |  |
2006 Stock Incentive Plan [Member] | Stock Options [Member] |  |  |  |
Common stock reserved under the plan |  |  | 5,000,000 |
Mr. Morrissett [Member] |  |  |  |
Option vested | 1,250,000 |  |  |
Expected annual volatility | 2.13% | 344.00% |  |
Risk free interest rate | 0.0232% | 36.00% |  |
Option to purchase common shares | 2,500,000 | 2,500,000 |  |
Exercise price | $ 0.33 | $ 0.35 |  |
Expected useful life | 5 years 4 months 13 days | 5 years |  |
Option expiry date | April 2029 | Dec 2030 |  |
Mr. Morrissett [Member] | April, 2021 [Member] |  |  |  |
Option vested | 625,000 |  |  |
Mr. Morrissett [Member] | April 2020 [Member] |  |  |  |
Option vested | 625,000 |  |  |
Mr. Pritchard [Member] |  |  |  |
Option vested | 1,250,000 |  |  |
Expected annual volatility | 213.00% |  |  |
Risk free interest rate | 2.32% |  |  |
Option to purchase common shares | 2,500,000 |  |  |
Exercise price | $ 0.33 |  |  |
Expected useful life | 5 years 4 months 13 days |  |  |
Option expiry date | April 2029 |  |  |
Mr. Pritchard [Member] | April, 2021 [Member] |  |  |  |
Option vested | 625,000 |  |  |
Mr. Pritchard [Member] | April 2020 [Member] |  |  |  |
Option vested | 625,000 |  |  |

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