Segment Information (Segment Select Balance Sheet) (Details) - USD ($) $ in Millions	Jul. 03, 2020	Jan. 03, 2020
Segment Reporting Information [Line Items]
Accounts receivable, net	$ 478.8	$ 608.2
Inventories	338.6	312.1
Goodwill	3,807.5	3,680.6
Buildings and Infrastructure
Segment Reporting Information [Line Items]
Accounts receivable, net	166.6	232.0
Inventories	63.5	67.1
Goodwill	1,964.8	1,973.0
Geospatial
Segment Reporting Information [Line Items]
Accounts receivable, net	90.3	115.5
Inventories	129.4	125.0
Goodwill	400.1	401.5
Resources and Utilities
Segment Reporting Information [Line Items]
Accounts receivable, net	81.1	93.3
Inventories	44.7	45.5
Goodwill	440.2	445.4
Transportation
Segment Reporting Information [Line Items]
Accounts receivable, net	140.8	167.4
Inventories	101.0	74.5
Goodwill	$ 1,002.4	$ 860.7

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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