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Contingencies - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Jan. 01, 2023 | Jan. 02, 2022
Loss Contingencies [Line Items] |  |  |
Accrual for litigation costs | $ 6.4 | $ 2.3 |
Insurance recoveries | 11.7 | 12.1 |
Proceeds from insurance settlement | 0.0 | 0.0 | $ 19.0
Disposal Group, Held-for-Sale, Not Discontinued Operations | European Staffing Operations |  |  |
Loss Contingencies [Line Items] |  |  |
Disposal group, including discontinued operations, loss contingency accrual | 1.5 |  |
Prepaid Expenses and Other Current Assets |  |  |
Loss Contingencies [Line Items] |  |  |
Insurance recoveries | 0.2 | $ 0.6 |
Minimum |  |  |
Loss Contingencies [Line Items] |  |  |
Loss contingency, portion not accrued | 0.1 |  |
Maximum |  |  |
Loss Contingencies [Line Items] |  |  |
Loss contingency, portion not accrued | $ 7.3 |  |

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- Definition Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of insurance contracts. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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