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v3.23.1

Contracts in progress (Tables) | 12 Months Ended
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Dec. 31, 2022
Contracts in progress |
Summary of information relative to revenue recognized and amounts billed on contracts in progress | Revenue recognized and amounts billed on contracts in progress are summarized as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ | ​ | 2022 | ​ | 2021
Revenue recognized to date on contracts in progress |  | $ | 25,469,014 |  | $ | 6,109,396
Amounts billed to date on contracts in progress | ​ |  | (33,407,182) | ​ |  | (6,370,855)
Retainage | ​ | ​ | 2,047,969 | ​ | ​ | 237,542
Net contract liability | ​ | $ | (5,890,199) | ​ | $ | (23,917)
​ The above net balances are reflected in the accompanying consolidated balance sheet as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ | ​ | 2022 | ​ | 2021
Contract assets |  | $ | 2,913,722 |  | $ | 489,961
Contract liabilities | ​ |  | (8,803,921) | ​ |  | (513,878)
Net contract liability | ​ | $ | (5,890,199) | ​ | $ | (23,917)
​

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- Definition Tabular disclosure for revenue recognized and amounts billed with regard to contracts with customers in progress. + References No definition available. + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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