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Investment in PersolKelly Pte Ltd. (Details) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Mar. 01, 2022 USD ($) | Apr. 02, 2023 USD ($) | Apr. 03, 2022 USD ($) | Feb. 14, 2022 geography
Schedule of Equity Method Investments [Line Items] |  |  |  |
Number of geographies in which entity operates | geography |  |  |  | 10
Proceeds from sale of equity method investment |  | $ 0.0 | $ 119.5 |
Amounts reclassified from accumulated other comprehensive income (loss) | $ (1.9) |  |  |
Equity in net earnings (loss) of affiliate |  | 0.0 | $ 0.8 |
Equity securities without readily determinable fair value, with changes in fair value in net income |  | $ 6.4 |  |
PersolKelly Pte. Ltd. |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity method investment, ownership percentage |  | 2.50% |  | 49.00%
Equity method investment, amount sold, percentage |  |  |  | 95.00%
Proceeds from sale of equity method investment | 119.5 |  |  |
Equity method investment, amount sold | 117.6 |  |  |
Gain on disposal | $ 1.9 |  |  |
Equity securities without readily determinable fair value, with changes in fair value in net income |  | $ 6.4 |  |

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