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v3.24.1

Accounting policies - Disaggregated revenue (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Total Revenue | $ 180,211,233 | $ 94,104,972
Contracts in progress. |  |
Number of days after consumption billings are considered past due | 45 days |
Net Income (Loss) | $ 29,585,391 | 5,856,294
Income from operations | $ 37,167,627 | $ 9,272,185
Increase in basic earnings | $ 1.95 | $ 0.54
Increase in diluted earnings | $ 1.93 | $ 0.54
Change in Accounting Method Accounted for as Change in Estimate [Member] |  |
Contracts in progress. |  |
Net Income (Loss) | $ 1,750,750 |
Income from operations | $ 2,356,439 |
Increase in basic earnings | $ 0.11 |
Increase in diluted earnings | $ 0.11 |
Minimum [Member] |  |
Contracts in progress. |  |
Number of days after consumption billings are collected | 30 days |
Maximum [Member] |  |
Contracts in progress. |  |
Number of days after consumption billings are collected | 45 days |
Retail revenue [Member] |  |
Total Revenue | $ 30,158,051 | $ 25,954,013
Bulk revenue [Member] |  |
Total Revenue | 34,595,058 | 32,991,066
Services revenue [Member] |  |
Total Revenue | 97,966,650 | 28,835,428
Services revenue [Member] | Change in Accounting Method Accounted for as Change in Estimate [Member] |  |
Contracts in progress. |  |
Income from operations | 2,356,439 |
Services revenue [Member] | Transferred over Time [Member] |  |
Total Revenue | 77,411,792 | 14,146,271
Services revenue [Member] | Transferred at Point in Time [Member] |  |
Total Revenue | 20,554,858 | 14,689,157
Manufacturing revenue [Member] |  |
Total Revenue | 17,491,474 | 6,324,465
Construction Sevices [Member] |  |
Total Revenue | 77,306,704 | 11,616,274
Operations and Maintenance [Member] |  |
Total Revenue | 19,368,365 | 14,152,158
Design and Consulting Services [Member] |  |
Total Revenue | $ 1,291,581 | $ 3,066,996

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