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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual) | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 28, 2020 USD ($) | Jun. 30, 2019 USD ($) | Jun. 28, 2020 USD ($) segment | Jun. 30, 2019 USD ($) | Feb. 03, 2020 USD ($) | Dec. 29, 2019 USD ($)
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Effective income tax rate reconciliation, percent | 25.90% | 22.80% | 22.80% | 22.80% |  |
Accumulated depreciation and amortization, property, plant, and equipment | $ 3,900,000 |  | $ 3,900,000 |  |  | $ 2,800,000
Deposit contracts, assets | 3,700,000 |  | 3,700,000 |  |  | 3,600,000
Impairment losses | 7,239,514 | $ 0 | 7,239,514 | $ 0 |  |
Goodwill | 31,372,990 |  | $ 31,372,990 |  |  | $ 25,194,639
Number of reportable segments | segment |  |  | 3 |  |  |
Revenue, remaining performance obligation, amount | 0 |  | $ 0 |  |  |
Contract with customer, performance obligation satisfied in previous period |  |  | 0 |  |  |
Capitalized contract cost, gross | 0 |  | 0 |  |  |
Capitalized contract cost, impairment loss |  |  | 0 |  |  |
Operating loss carryforwards |  |  |  |  | $ 6,900,000 |
Goodwill, expected tax deductible amount | $ 25,200,000 |  | 25,200,000 |  |  |
Impairment of long-lived assets held-for-use |  |  | $ 0 | $ 0 |  |
Minimum |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Renewal term | 1 year |  | 1 year |  |  |
Useful life |  |  | 3 years |  |  |
Maximum |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Renewal term | 10 years |  | 10 years |  |  |
Useful life |  |  | 10 years |  |  |
Client partner lists |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Impairment of intangible assets, finite-lived | $ 3,500,000 |  |  |  |  |
Professional |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Goodwill | $ 2,400,000 |  | $ 2,400,000 |  |  |

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