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Revenues from Contracts - Disaggregated Revenues (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Oct. 01, 2022	Jul. 02, 2022	Apr. 02, 2022	Dec. 31, 2021	Oct. 02, 2021	Jul. 03, 2021	Apr. 03, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 429.3	$ 370.5	$ 354.0	$ 307.1	$ 350.0	$ 285.7	$ 296.6	$ 287.2	$ 1,460.9	$ 1,219.5	$ 1,128.1
Transferred at Point in Time
Disaggregation of Revenue [Line Items]
Revenues									1,293.1	1,077.1	964.1
Transferred over Time
Disaggregation of Revenue [Line Items]
Revenues									167.8	142.4	164.0
Package and process cooling equipment and services, and engineered air quality solutions
Disaggregation of Revenue [Line Items]
Revenues									537.0	433.8	447.1
Boilers, comfort heating, and ventilation
Disaggregation of Revenue [Line Items]
Revenues									376.8	318.3	293.7
Underground locators, inspection and rehabilitation equipment, and robotic systems
Disaggregation of Revenue [Line Items]
Revenues									262.1	256.8	217.8
Communication technologies, obstruction lighting, and fare collection systems
Disaggregation of Revenue [Line Items]
Revenues									285.0	210.6	169.5
HVAC
Disaggregation of Revenue [Line Items]
Revenues									913.8	752.1	740.8
HVAC | Transferred at Point in Time
Disaggregation of Revenue [Line Items]
Revenues									838.0	661.2	622.2
HVAC | Transferred over Time
Disaggregation of Revenue [Line Items]
Revenues									75.8	90.9	118.6
HVAC | Package and process cooling equipment and services, and engineered air quality solutions
Disaggregation of Revenue [Line Items]
Revenues									537.0	433.8	447.1
HVAC | Boilers, comfort heating, and ventilation
Disaggregation of Revenue [Line Items]
Revenues									376.8	318.3	293.7
HVAC | Underground locators, inspection and rehabilitation equipment, and robotic systems
Disaggregation of Revenue [Line Items]
Revenues									0.0	0.0	0.0
HVAC | Communication technologies, obstruction lighting, and fare collection systems
Disaggregation of Revenue [Line Items]
Revenues									0.0	0.0	0.0
Detection and Measurement
Disaggregation of Revenue [Line Items]
Revenues									547.1	467.4	387.3
Detection and Measurement | Transferred at Point in Time
Disaggregation of Revenue [Line Items]
Revenues									455.1	415.9	341.9
Detection and Measurement | Transferred over Time
Disaggregation of Revenue [Line Items]
Revenues									92.0	51.5	45.4
Detection and Measurement | Package and process cooling equipment and services, and engineered air quality solutions
Disaggregation of Revenue [Line Items]
Revenues									0.0	0.0	0.0
Detection and Measurement | Boilers, comfort heating, and ventilation
Disaggregation of Revenue [Line Items]
Revenues									0.0	0.0	0.0
Detection and Measurement | Underground locators, inspection and rehabilitation equipment, and robotic systems
Disaggregation of Revenue [Line Items]
Revenues									262.1	256.8	217.8
Detection and Measurement | Communication technologies, obstruction lighting, and fare collection systems
Disaggregation of Revenue [Line Items]
Revenues									$ 285.0	$ 210.6	$ 169.5

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