Other Intangible Assets (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 28, 2025	Sep. 29, 2024	Sep. 28, 2025	Sep. 29, 2024	Dec. 29, 2024	Dec. 31, 2023
Other Intangible Assets [Abstract]
Aggregate amortization expense for intangible assets	$ 0.7	$ 0.0	$ 2.1	$ 0.0	$ 0.7

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

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+ Details