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Segment Disclosures - Depreciation and Amortization Expense Included in SG&A Expenses (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 30, 2025 | Mar. 31, 2024
Enterprise Talent Management |  |
Earnings (loss) from Operations |  |
Depreciation and amortization: | $ 3.2 | $ 4.2
Science, Engineering & Technology |  |
Earnings (loss) from Operations |  |
Depreciation and amortization: | 7.5 | 4.0
Education |  |
Earnings (loss) from Operations |  |
Depreciation and amortization: | $ 2.1 | $ 2.0

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