Business Segments (Schedule Of Reportable Segments) (Details) - USD ($) $ in Millions	3 Months Ended
Apr. 02, 2016	Apr. 04, 2015	Jan. 02, 2016
Segment Reporting Information [Line Items]
Total sales	$ 818.2	$ 911.7
Gross profit	217.4	220.9
Operating expenses	148.1	157.3
Income From Operations	69.3	63.6
Depreciation and amortization	40.1	35.9
Capital expenditures	14.9	21.2
Identifiable assets	4,600.2	4,967.5	$ 4,591.7
Commercial and Industrial Systems
Segment Reporting Information [Line Items]
Total sales	377.6	456.4
Climate Solutions
Segment Reporting Information [Line Items]
Total sales	239.8	280.4
Power Transmission Solutions
Segment Reporting Information [Line Items]
Total sales	200.8	174.9
Operating Segments \| Commercial and Industrial Systems
Segment Reporting Information [Line Items]
Total sales	388.9	480.3
Gross profit	93.6	112.9
Operating expenses	71.9	79.6
Income From Operations	21.7	33.3
Depreciation and amortization	19.7	19.5
Capital expenditures	7.3	15.7
Identifiable assets	1,949.7	2,440.6
Operating Segments \| Climate Solutions
Segment Reporting Information [Line Items]
Total sales	245.0	287.5
Gross profit	56.2	63.7
Operating expenses	31.6	30.3
Income From Operations	24.6	33.4
Depreciation and amortization	6.2	7.0
Capital expenditures	3.9	4.6
Identifiable assets	948.1	880.8
Operating Segments \| Power Transmission Solutions
Segment Reporting Information [Line Items]
Total sales	201.7	176.0
Gross profit	67.6	44.3
Operating expenses	44.6	47.4
Income From Operations	23.0	(3.1)
Depreciation and amortization	14.2	9.4
Capital expenditures	3.7	0.9
Identifiable assets	1,702.4	1,646.1
Intersegment sales \| Commercial and Industrial Systems
Segment Reporting Information [Line Items]
Total sales	11.3	23.9
Intersegment sales \| Climate Solutions
Segment Reporting Information [Line Items]
Total sales	5.2	7.1
Intersegment sales \| Power Transmission Solutions
Segment Reporting Information [Line Items]
Total sales	0.9	1.1
Eliminations
Segment Reporting Information [Line Items]
Total sales	(17.4)	(32.1)
Gross profit	0.0	0.0
Operating expenses	0.0	0.0
Income From Operations	0.0	0.0
Depreciation and amortization	0.0	0.0
Capital expenditures	0.0	0.0
Identifiable assets	$ 0.0	$ 0.0

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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