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Contingencies - Narrative (Details) - USD ($) $ in Millions | Jun. 28, 2020 | Dec. 29, 2019
--- | --- | ---
Loss Contingencies [Line Items] |  |
Accrual for litigation costs | $ 2.9 | $ 9.9
Loss contingency, estimate of possible loss | 10.0 |
Minimum |  |
Loss Contingencies [Line Items] |  |
Loss contingency, portion not accrued | 0.0 |
Maximum |  |
Loss Contingencies [Line Items] |  |
Loss contingency, portion not accrued | 1.4 |
Prepaid Expenses and Other Current Assets |  |
Loss Contingencies [Line Items] |  |
Insurance recoveries | $ 0.0 | $ 4.1

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