Business Combinations (Schedule Of Changes In Carrying Amount Of Goodwill) (Details) $ in Millions	12 Months Ended
Jan. 01, 2016 USD ($)
Goodwill [Line Items]
Beginning Balance	$ 2,085.8
Additions due to acquisitions and current year acquisitions' purchase price adjustments	98.5
Purchase price adjustments	(1.0)
Foreign currency translation adjustments	(62.6)
Divestitures	(14.3)
Ending Balance	2,106.4
Engineering And Construction [Member]
Goodwill [Line Items]
Beginning Balance	1,170.6
Additions due to acquisitions and current year acquisitions' purchase price adjustments	33.5
Purchase price adjustments	(0.6)
Foreign currency translation adjustments	(49.1)
Divestitures	(14.3)
Ending Balance	1,140.1
Field Solutions [Member]
Goodwill [Line Items]
Beginning Balance	96.0
Additions due to acquisitions and current year acquisitions' purchase price adjustments	31.1
Purchase price adjustments	1.7
Foreign currency translation adjustments	(3.1)
Divestitures	0.0
Ending Balance	125.7
Mobile Solutions [Member]
Goodwill [Line Items]
Beginning Balance	796.0
Additions due to acquisitions and current year acquisitions' purchase price adjustments	33.9
Purchase price adjustments	(2.1)
Foreign currency translation adjustments	(7.1)
Divestitures	0.0
Ending Balance	820.7
Advanced Devices [Member]
Goodwill [Line Items]
Beginning Balance	23.2
Additions due to acquisitions and current year acquisitions' purchase price adjustments	0.0
Purchase price adjustments	0.0
Foreign currency translation adjustments	(3.3)
Divestitures	0.0
Ending Balance	$ 19.9

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 25
-Paragraph 16
-URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e961-128460

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