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SPECIAL CHARGES, NET - Special Charges (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022
Special Charges, Net
Special charges	$ 0	$ 0	$ 0	$ 100,000
Operating Segments | HVAC reportable segment
Special Charges, Net
Special charges		0		100,000
Operating Segments | Detection and Measurement reportable segment
Special Charges, Net
Special charges		$ 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.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
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