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6. Workers' Compensation Insurance and Reserves (Tables) | 12 Months Ended
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Dec. 31, 2020
Insurance [Abstract] |
Changes in workers' compensation claims liability |
|  | December 31, 2020 |  |  | December 31, 2019 |
Estimated future claims liabilities at the beginning of the period |  | $ | 3,844,501 |  |  | $ | - |
Claims paid during the period |  |  | (3,779,286 | ) |  |  | (1,237,977 | )
Additional future claims liabilities recorded during the period |  |  | 4,518,853 |  |  |  | 5,082,478 |
Estimated future claims liabilities at the end of the period |  | $ | 4,584,068 |  |  | $ | 3,844,501 |

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