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Commodity Risk Management Activities - Commodity Price Risks (Details) - USD ($) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Commodity Risk Management Activities |  |  |  |
Recognized gains (losses) on financial commodity derivative contracts | $ (1,827,334) | $ (85,348) | $ (1,361,993) | $ 1,635,669
Cash received (paid) from settlements of derivative contracts | $ (91,660) | $ 1,031,828 | $ (27,460) | $ 2,377,769

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- Definition The cash inflow (outflow) from settlement of derivative contracts. + References No definition available. + Details
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of open derivatives, commodity, or energy contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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