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v3.20.4

Description Of Business And Significant Accounting Policies (Narrative) (FY) (Details) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Dec. 31, 2019 USD ($) Customer | Dec. 31, 2018 USD ($)
Description Of Business And Significant Accounting Policies [Line Items] |  |  |  |  |  |
Unevaluated properties | $ 0 |  | $ 0 |  | $ 0 | $ 0
Current cost discount |  |  |  |  | 10.00% |
Stock based compensation |  |  | 11,000 | $ 14,000 | $ 17,000 | 23,000
Federal net operating loss carryforwards |  |  |  |  | 33,800,000 |
Deferred tax asset | 0 |  | 0 |  | 65,000 | 130,000
Derivatives |  |  |  |  | $ 0 | 0
Customers | Customer |  |  |  |  | 2 |
Impairment |  |  | 0 | 0 | $ 0 | 0
Accounts receivable - noncurrent |  |  |  |  | 65,000 | 130,000
Gain on sale of assets |  |  | 4,000 | 45,000 | 45,000 | 33,000
Inventory | 302,000 |  | 302,000 |  | 415,000 | 464,000
Allowance for doubtful accounts | 0 |  | 0 |  | 0 | 0
Revenue | $ 765,000 | $ 1,215,000 | 2,292,000 | $ 3,777,000 | 4,911,000 | 5,871,000
Natural Gas Imbalances [Member] |  |  |  |  |  |
Description Of Business And Significant Accounting Policies [Line Items] |  |  |  |  |  |
Revenue |  |  | $ 0 |  | $ 0 | $ 0
Customer A [Member] | Revenue [Member] |  |  |  |  |  |
Description Of Business And Significant Accounting Policies [Line Items] |  |  |  |  |  |
Customer's percentage of risk |  |  |  |  | 87.70% | 85.60%
Customer B [Member] | Revenue [Member] |  |  |  |  |  |
Description Of Business And Significant Accounting Policies [Line Items] |  |  |  |  |  |
Customer's percentage of risk |  |  |  |  | 11.80% | 13.80%
Customer C [Member] | Accounts Receivable [Member] |  |  |  |  |  |
Description Of Business And Significant Accounting Policies [Line Items] |  |  |  |  |  |
Customer's percentage of risk |  |  |  |  | 76.90% | 84.40%
Two Customers [Member] | Accounts Receivable [Member] |  |  |  |  |  |
Description Of Business And Significant Accounting Policies [Line Items] |  |  |  |  |  |
Customer's percentage of risk |  |  |  |  | 86.00% | 93.20%
Equipment [Member] |  |  |  |  |  |
Description Of Business And Significant Accounting Policies [Line Items] |  |  |  |  |  |
Gain on sale of assets |  |  |  |  | $ 45,000 |
Proceeds from sale of equipment inventory |  |  |  |  | $ 150,000 |

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