SEGMENT INFORMATION Segment Reporting (Schedule of Adjusted Operating Income) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Apr. 03, 2015	Apr. 04, 2014
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income	$ 39.5	$ 75.7
Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Previously allocated stock-based compensation		(6.0)
Engineering And Construction [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Previously allocated stock-based compensation		(3.6)
Field Solutions [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Previously allocated stock-based compensation		(0.8)
Mobile Solutions [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Previously allocated stock-based compensation		(1.1)
Advanced Devices [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Previously allocated stock-based compensation		(0.5)
Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income	113.3	144.3
Operating Segments [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		138.3
Operating Segments [Member] | Scenario, Adjustment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		144.3
Operating Segments [Member] | Engineering And Construction [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income	37.0	61.1
Operating Segments [Member] | Engineering And Construction [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		57.5
Operating Segments [Member] | Engineering And Construction [Member] | Scenario, Adjustment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		61.1
Operating Segments [Member] | Field Solutions [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income	40.6	53.7
Operating Segments [Member] | Field Solutions [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		52.9
Operating Segments [Member] | Field Solutions [Member] | Scenario, Adjustment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		53.7
Operating Segments [Member] | Mobile Solutions [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income	20.5	17.3
Operating Segments [Member] | Mobile Solutions [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		16.2
Operating Segments [Member] | Mobile Solutions [Member] | Scenario, Adjustment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		17.3
Operating Segments [Member] | Advanced Devices [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income	15.2	12.2
Operating Segments [Member] | Advanced Devices [Member] | Scenario, Previously Reported [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		11.7
Operating Segments [Member] | Advanced Devices [Member] | Scenario, Adjustment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consolidated operating income		$ 12.2