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Fair Value Measurements (Details) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 28, 2020 | Jul. 04, 2021 | Jun. 28, 2020 | Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Contingent consideration liability |  | $ 0 |  | $ 0
Operating lease asset impairment charges | $ 2,534,000 | 0 | $ 2,534,000 |
Restructuring Charges |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Operating lease asset impairment charges | $ 2,534,000 |  |  |
GVi Ventures, Inc. [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Contingent consideration liability, lower range |  | 0 |  |
Contingent consideration liability, upper range |  | $ 2,500,000 |  |

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