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Accounting policies - Additional Information (Details) gal in Millions |  | 1 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 02, 2023 gal | Nov. 30, 2023 USD ($) | Jan. 31, 2023 USD ($) shares | Dec. 31, 2024 USD ($) shares | Dec. 31, 2023 USD ($) shares | Dec. 31, 2022 shares | Oct. 01, 2023 | Jan. 04, 2023 | Dec. 31, 2020 | Dec. 31, 2019
Shares of the Company's common stock | shares |  |  |  | 0 | 368,383 | 0 |  |  |  |
Goodwill. |  |  |  | $ 12,861,404 | $ 12,861,404 |  |  |  |  |
Intangibles, net |  |  |  | $ 2,696,815 | $ 3,353,185 |  |  |  |  |
Kalaeloa Desalco |  |  |  |  |  |  |  |  |  |
Amount of seawater reverse osmosis desalination plant | gal | 1.7 |  |  |  |  |  |  |  |  |
PERC Water Corporation |  |  |  |  |  |  |  |  |  |
Ownership interest acquired |  |  | 39.00% |  |  |  |  | 39.00% | 61.00% | 61.00%
Amount of consideration paid |  |  | $ 2,400,000 |  |  |  |  |  |  |
Shares of the Company's common stock | shares |  |  | 368,383 |  |  |  |  |  |  |
Common stock value |  |  | $ 5,360,000 |  |  |  |  |  |  |
Ramey Environmental Compliance, Inc (REC) |  |  |  |  |  |  |  |  |  |
Ownership interest acquired |  |  |  |  |  |  | 100.00% |  |  |
Amount of consideration paid |  | $ 4,100,000 |  |  |  |  |  |  |  |
Goodwill. |  | 2,436,391 |  |  |  |  |  |  |  |
Intangibles, net |  | $ 1,108,390 |  |  |  |  |  |  |  |

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