Reporting Segment And Geographic Information (Segment Revenue by Geography) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 03, 2025	Dec. 29, 2023	Dec. 30, 2022
Revenue from External Customer [Line Items]
Total revenue	$ 3,683.3	$ 3,798.7	$ 3,676.3
AECO
Revenue from External Customer [Line Items]
Total revenue	1,358.6	1,110.5	941.7
Field Systems
Revenue from External Customer [Line Items]
Total revenue	1,535.9	1,967.9	2,151.3
T&L
Revenue from External Customer [Line Items]
Total revenue	788.8	720.3	583.3
North America
Revenue from External Customer [Line Items]
Total revenue	2,078.7	2,018.5	1,955.2
North America | AECO
Revenue from External Customer [Line Items]
Total revenue	819.8	655.5	554.7
North America | Field Systems
Revenue from External Customer [Line Items]
Total revenue	785.9	892.9	941.6
North America | T&L
Revenue from External Customer [Line Items]
Total revenue	473.0	470.1	458.9
Europe
Revenue from External Customer [Line Items]
Total revenue	1,050.3	1,076.2	1,037.9
Europe | AECO
Revenue from External Customer [Line Items]
Total revenue	375.9	293.7	267.2
Europe | Field Systems
Revenue from External Customer [Line Items]
Total revenue	416.0	581.2	684.2
Europe | T&L
Revenue from External Customer [Line Items]
Total revenue	258.4	201.3	86.5
Asia Pacific
Revenue from External Customer [Line Items]
Total revenue	365.2	428.9	415.1
Asia Pacific | AECO
Revenue from External Customer [Line Items]
Total revenue	125.5	98.1	83.9
Asia Pacific | Field Systems
Revenue from External Customer [Line Items]
Total revenue	224.8	320.6	321.3
Asia Pacific | T&L
Revenue from External Customer [Line Items]
Total revenue	14.9	10.2	9.9
Rest of World
Revenue from External Customer [Line Items]
Total revenue	189.1	275.1	268.1
Rest of World | AECO
Revenue from External Customer [Line Items]
Total revenue	37.4	63.2	35.9
Rest of World | Field Systems
Revenue from External Customer [Line Items]
Total revenue	109.2	173.2	204.2
Rest of World | T&L
Revenue from External Customer [Line Items]
Total revenue	$ 42.5	$ 38.7	$ 28.0