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Derivatives and Fair Value Disclosures - Additional Information - 2 (Detail) - USD ($) | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Jun. 30, 2018
Derivatives, Fair Value [Line Items] |  |  |  |
Impairment of long-lived assets to be disposed of |  |  | $ 11,351,821 |
Tangible Asset Impairment Charges |  | $ 993,916 |  |
Gas Sincerity and Gas Texiana [Member] |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Long-lived assets held-for-use, fair value disclosure, net |  |  | 8,958,000 |
Assets held-for-sale, long lived, fair value disclosure | $ 9,400,000 |  |  | $ 9,400,000
Assets held for sale, costs to sell | $ 442,000 |  |  |
Gas Defiance, Gas Shuriken, Gas Haralambos and Eco Lucidity [Member] |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Assets held-for-sale, long lived, fair value disclosure |  |  | 55,230,000 |
Assets held for sale, costs to sell |  |  | $ 0 |

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- Definition Fair value portion of assets classified as held for sale. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. + 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=118932676&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2611-110228 + Details
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