Reporting Segment And Geographic Information (Segment Select Balance Sheet) (Details) - USD ($) $ in Millions	Dec. 29, 2023	Dec. 30, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Accounts receivable, net	$ 706.6	$ 643.3	$ 624.8
Inventories	235.7	402.5	363.3
Goodwill	5,350.6	4,137.9	3,981.5
Buildings and Infrastructure
Segment Reporting Information [Line Items]
Accounts receivable, net	314.1	305.1	246.8
Inventories	65.0	93.2	79.3
Goodwill	2,347.3	2,300.1	2,141.4
Geospatial
Segment Reporting Information [Line Items]
Accounts receivable, net	125.0	137.2	134.0
Inventories	115.8	146.1	136.4
Goodwill	385.1	382.1	403.6
Resources and Utilities
Segment Reporting Information [Line Items]
Accounts receivable, net	92.5	79.2	112.9
Inventories	11.1	100.3	67.4
Goodwill	216.4	471.8	440.8
Transportation
Segment Reporting Information [Line Items]
Accounts receivable, net	175.0	121.8	131.1
Inventories	43.8	62.9	80.2
Goodwill	$ 2,401.8	$ 983.9	$ 995.7