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Reportable Segments - Narrative (Details) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 01, 2023 USD ($) | Apr. 02, 2023 USD ($) | Jul. 02, 2023 USD ($) | Oct. 01, 2023 USD ($) segment | Oct. 02, 2022 USD ($) | Oct. 03, 2021 USD ($)
Financial information concerning reportable segments |  |  |  |  |  |
Number of reportable segments | segment |  |  |  | 2 |  |
Acquisition and integration expenses |  |  |  | $ 33,169 | $ 0 | $ 0
Right-of-use operating lease asset impairment | $ 16,400 |  |  | 16,385 | $ 0 | $ 0
Corporate |  |  |  |  |  |
Financial information concerning reportable segments |  |  |  |  |  |
Right-of-use operating lease asset impairment |  |  |  | 1,300 |  |
RPS Group PLC |  |  |  |  |  |
Financial information concerning reportable segments |  |  |  |  |  |
Acquisition and integration expenses | $ 7,300 | $ 19,900 | $ 33,200 | 33,200 |  |
GSG | Operating segments |  |  |  |  |  |
Financial information concerning reportable segments |  |  |  |  |  |
Right-of-use operating lease asset impairment |  |  |  | 6,800 |  |
CIG | Operating segments |  |  |  |  |  |
Financial information concerning reportable segments |  |  |  |  |  |
Right-of-use operating lease asset impairment |  |  |  | $ 8,300 |  |

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