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SPECIAL CHARGES, NET - Special Charges (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 27, 2025 | Sep. 28, 2024 | Sep. 27, 2025 | Sep. 28, 2024
Restructuring Cost and Reserve [Line Items] |  |  |  |
Special charges, net | $ 0.1 | $ 0.5 | $ 0.2 | $ 0.9
Operating Segments | HVAC reportable segment |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Special charges, net | 0.0 | 0.0 | (0.2) | 0.2
Operating Segments | Detection and Measurement reportable segment |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Special charges, net | 0.1 | 0.5 | 0.3 | 0.7
Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Special charges, net | $ 0.0 | $ 0.0 | $ 0.1 | $ 0.0

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- Definition Amount charged against earnings in the period for incurred and estimated costs associated with an exit from business activities or restructuring pursuant to a duly authorized plan, excluding asset retirement obligations. Such costs include charges associated with employee terminations, lease terminations, asset impairments, etc. + References No definition available. + Details
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