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Other Balance Sheet Information - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 01, 2023 | Jun. 29, 2024 | Jul. 01, 2023
Segment Reporting Information [Line Items] |  |  |
Asset impairment charges | $ 186.9 | $ 44.8 | $ 223.8
Mobidiag | Property, Plant and Equipment |  |  |
Segment Reporting Information [Line Items] |  |  |
Asset impairment charges | 12.1 |  |
SSI Ultrasound Imaging Business | Property, Plant and Equipment |  |  |
Segment Reporting Information [Line Items] |  |  |
Asset impairment charges | $ 5.8 |  |

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