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Segment Disclosures - Depreciation and Amortization Expense Included in SG&A Expenses (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 01, 2023 | Oct. 02, 2022 | Oct. 01, 2023 | Oct. 02, 2022
Earnings (loss) from Operations |  |  |  |
Depreciation and amortization |  |  | $ 25.6 | $ 24.7
Professional & Industrial |  |  |  |
Earnings (loss) from Operations |  |  |  |
Depreciation and amortization | $ 0.8 | $ 0.8 | 2.5 | 2.9
Science, Engineering & Technology |  |  |  |
Earnings (loss) from Operations |  |  |  |
Depreciation and amortization | 3.1 | 3.2 | 9.4 | 9.5
Education |  |  |  |
Earnings (loss) from Operations |  |  |  |
Depreciation and amortization | 1.6 | 1.6 | 4.7 | 3.7
Outsourcing & Consulting |  |  |  |
Earnings (loss) from Operations |  |  |  |
Depreciation and amortization | 1.0 | 1.0 | 3.0 | 2.2
International |  |  |  |
Earnings (loss) from Operations |  |  |  |
Depreciation and amortization | $ 0.4 | $ 0.3 | $ 1.2 | $ 1.3

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