Segment Information (Schedule Of Revenue, Operating Income And Identifiable Assets By Segment) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 29, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Total revenue	$ 953.3	$ 915.4
Segment operating income	109.2	137.0
Operating segment
Segment Reporting Information [Line Items]
Segment operating income	261.3	253.1
AECO
Segment Reporting Information [Line Items]
Total revenue	339.1	288.1
AECO | Operating segment
Segment Reporting Information [Line Items]
Segment operating income	126.7	95.4
Field Systems
Segment Reporting Information [Line Items]
Total revenue	419.2	479.9
Field Systems | Operating segment
Segment Reporting Information [Line Items]
Segment operating income	98.3	137.4
T&L
Segment Reporting Information [Line Items]
Total revenue	195.0	147.4
T&L | Operating segment
Segment Reporting Information [Line Items]
Segment operating income	$ 36.3	$ 20.3