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v3.24.1

Contracts in progress (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Contract With Customer, In Progress, Revenue Recognized And Amounts Billed, Disclosure [Line Items] |  |  |  |
Revenues recognized to date on contracts in process |  |  | $ 108,952,682 | $ 25,469,014
Amounts billed to date on contracts in process |  |  | (101,724,459) | (33,407,182)
Retainage |  |  | 8,087,823 | 2,047,969
Net contract asset (liability) |  |  | 15,316,046 | (5,890,199)
Net Income (Loss) |  |  | 29,585,391 | 5,856,294
Income from operations |  |  | $ 37,167,627 | $ 9,272,185
Increase in diluted earnings |  |  | $ 1.93 | $ 0.54
Increase in basic earnings |  |  | $ 1.95 | $ 0.54
Balance Sheet location |  |  |  |
Contract assets |  |  | $ 21,553,057 | $ 2,913,722
Contract liabilities |  |  | (6,237,011) | $ (8,803,921)
Change in Accounting Method Accounted for as Change in Estimate [Member] |  |  |  |
Contract With Customer, In Progress, Revenue Recognized And Amounts Billed, Disclosure [Line Items] |  |  |  |
Net Income (Loss) |  |  | 1,750,750 |
Income from operations |  |  | $ 2,356,439 |
Increase in diluted earnings |  |  | $ 0.11 |
Increase in basic earnings |  |  | $ 0.11 |
Contracts in progress |  |  |  |
Contract With Customer, In Progress, Revenue Recognized And Amounts Billed, Disclosure [Line Items] |  |  |  |
Revenues recognized to date on contracts in process |  |  | $ 162,200,000 |
Contract with Customer, Liability, Revenue Recognized |  |  | $ 8,700,000 |
Contracts in progress | Forecast [Member] |  |  |  |
Contract With Customer, In Progress, Revenue Recognized And Amounts Billed, Disclosure [Line Items] |  |  |  |
Revenues recognized to date on contracts in process | $ 140,000,000 | $ 22,200,000 |  |

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