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Summary of Significant Accounting Policies (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 8,755,623 | $ 2,984,835
Total revenue by customer type, percentage |  | 100.00% | 100.00%
Government Contract [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 751,697 |
Total revenue by customer type, percentage |  | 9.00% |
Hospitality [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 487,111 |
Total revenue by customer type, percentage |  | 6.00% |
Multi-Family [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 126,222 | $ 94,178
Total revenue by customer type, percentage |  | 1.00% | 3.00%
Medical (LAX lab testing) [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 4,241,500 |
Total revenue by customer type, percentage |  | 49.00% |
Medical (modular structures) [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 778,883 |
Total revenue by customer type, percentage |  | 9.00% |
Office [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 191,505 | $ 1,468,734
Total revenue by customer type, percentage |  | 2.00% | 49.00%
Retail [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 427,444 | $ 1,413,669
Total revenue by customer type, percentage |  | 5.00% | 48.00%
School [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 36,500 |
Total revenue by customer type, percentage |  |  |
Special Use [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type |  | $ 1,414,761 | $ 6,812
Total revenue by customer type, percentage |  | 16.00% |
Other [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total revenue by customer type | [1] | $ 300,000 | $ 1,442
Total revenue by customer type, percentage | [1] | 3.00% |
[1] | Construction fee of $300,000 with no cost of revenue during 2020.

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