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Accounting policies - Goodwill and intangible assets (Details) - USD ($) | Jan. 04, 2023 | Sep. 30, 2024 | Dec. 31, 2023 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | --- | --- | ---
Goodwill |  | $ 12,861,404 | $ 12,861,404 |  |
Intangible assets, net |  | 2,860,907 | 3,353,185 |  |
Retail [Member] |  |  |  |  |
Goodwill |  | 1,170,511 | 1,170,511 |  |
Bulk [Member] |  |  |  |  |
Goodwill |  | 1,948,875 | 1,948,875 |  |
Services [Member] |  |  |  |  |
Goodwill |  | 7,756,807 | 7,756,807 |  |
Intangible assets, net |  | 2,269,796 | 2,692,074 |  |
Manufacturing Units [Member] |  |  |  |  |
Goodwill |  | 1,985,211 | 1,985,211 |  |
Intangible assets, net |  | $ 591,111 | $ 661,111 |  |
PERC Water Corporation |  |  |  |  |
Ownership interest acquired | 39.00% |  |  | 61.00% | 61.00%
Amount of consideration paid | $ 2,400,000 |  |  |  |

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