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Derivatives and Fair Value Disclosures - Additional Information - 2 (Detail) - USD ($) |  |  |  | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2021 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Apr. 19, 2022
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Long-lived assets held-for-use, fair value disclosure | $ 3,000,000 | $ 3,250,000 |  | $ 3,000,000 |  | $ 3,000,000 |  |  |
Depreciation, total |  |  |  | 195,858 | $ 170,884 | 37,125,903 | $ 37,455,093 | $ 37,693,733 |
Impairment of long-lived assets held-for-use |  | 49,977 |  |  |  | 54,142 |  |  |
Impairment of long-lived assets to be disposed of | 1,333,950 |  | $ 305,607 |  |  |  | 714,895 |  |
Property, Plant and Equipment, Net | 681,337,153 |  |  | 681,337,153 | 832,335,059 | 681,337,153 | 832,335,059 | $ 835,152,403 |
Gas Monarch [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Disposal group, including discontinued operation, consideration |  |  |  |  |  |  |  |  | $ 2,375,000
Gas Pasha And Gas Evoluzione [Member] |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Property, Plant and Equipment, Net |  |  |  |  | $ 2,829,116 |  | $ 2,829,116 |  |
Eco Loyalty [Member] |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Long-lived assets held-for-use, fair value disclosure, net | $ 250,000 |  |  | $ 250,000 |  | $ 250,000 |  |  |
Assets held-for-sale, long lived, fair value disclosure |  | 12,500,000 |  |  |  |  |  |  |
Assets held for sale, costs to sell |  | $ 12,250,000 |  |  |  |  |  |  |

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