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Commitments And Contingencies (Narrative) (Q3) (Details) |  | 3 Months Ended | 9 Months Ended | 12 Months Ended | 60 Months Ended
--- | --- | --- | --- | --- | ---
Aug. 21, 2020 Item | Sep. 30, 2019 USD ($) | Sep. 30, 2020 USD ($) $ / shares $ / bbl shares | Dec. 31, 2019 USD ($) $ / shares $ / bbl shares | Dec. 31, 2019 USD ($) $ / shares
Loss Contingencies [Line Items] |  |  |  |  |
Cost reduction |  | $ 390,000 |  |  | $ 377,000
Cost reduction paid into common stock |  |  | $ 77,000 | $ 49,000 |
Shares issued for services | shares |  |  | 94,000 | 100,000 |
Share price | $ / shares |  |  | $ 0.82 | $ 0.49 | $ 0.49
Period of trailing average of WTI |  |  | 30 days | 30 days |
Cost reduction liability accrued |  |  | $ 0 |  |
West Texas Intermediate [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Period of trailing average of WTI |  |  | 30 days |  |
Minimum [Member] | West Texas Intermediate [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Compensation reduction | $ / bbl |  |  | 70 | 70 |
Compensation reimbursement | $ / bbl |  |  | 85 | 85 |
Hoactzin Partners, L.P. [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Number of working interest owners | Item | 7 |  |  |  |

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