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Basis of Presentation and Responsibility for interim Financial Statements (Details) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 27, 2021 | Dec. 31, 2020
Disaggregation of Revenue [Line Items] |  |
Change in revenue from prior period, percent | 11.60% |
Change In EBITDA from prior period, percent | 32.60% |
General industrial |  |
Disaggregation of Revenue [Line Items] |  |
Change in revenue from prior period, percent |  | 18.00%
Transportation |  |
Disaggregation of Revenue [Line Items] |  |
Change in revenue from prior period, percent |  | 14.70%

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