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Contract Assets and Contract Liabilities (Tables) | 6 Months Ended
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Jun. 30, 2021
Contract Assets and Contract Liabilities [Abstract] |
Summary of costs and estimated earnings on uncompleted contracts |
|  |  | 2021 |  |  | 2020 |
| Costs incurred on uncompleted contracts |  | $ | 6,924,517 |  |  | $ | 4,572,581 |
| Provision for loss on uncompleted contracts |  |  | 194,450 |  |  |  | — |
| Estimated earnings to date on uncompleted contracts |  |  | (1,446,921 | ) |  |  | 872,302 |
| Gross contract assets |  |  | 5,672,046 |  |  |  | 5,444,883 |
| Less: billings to date |  |  | (4,338,883 | ) |  |  | (5,916,487 | )
| Net contract assets (liabilities), on uncompleted contracts |  | $ | 1,333,163 |  |  | $ | (471,604 | )
Summary of condensed consolidated balance sheets |
|  |  | 2021 |  |  | 2020 |
| Contract assets |  | $ | 2,122,231 |  |  | $ | 1,303,136 |
| Contract liabilities |  |  | (789,068 | ) |  |  | (1,774,740 | )
| Net contract assets (liabilities) |  | $ | 1,333,163 |  |  | $ | (471,604 | )

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- Definition Tabular disclosure of long-term contract or program. + References No definition available. + Details
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