Segment Information (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2015 USD ($)	Jun. 29, 2014 USD ($)	Jun. 28, 2015 USD ($) item	Jun. 29, 2014 USD ($)	Dec. 31, 2014 USD ($)
Segment information
Net sales	$ 386.9	$ 396.0	$ 743.1	$ 761.2
Operating income (loss)	34.8	36.6	57.6	62.4
Interest income	0.2	0.2	0.4	0.3
Interest expense	(5.9)	(4.9)	(11.8)	(9.8)
Other (income) expense, net	0.4	0.1	0.6	(0.3)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	29.5	32.0	46.8	52.6
Capital expenditures	6.9	5.6	12.5	10.6
Depreciation and amortization	12.9	12.1	25.9	24.0
Identifiable assets (at end of period)	1,893.3	1,726.7	1,893.3	1,726.7	$ 1,948.0
Property, plant and equipment, net (at end of period)	186.6	212.3	$ 186.6	212.3	$ 203.3
Number of geographic segments | item			3
Reportable segments
Segment information
Operating income (loss)	43.7	44.2	$ 74.8	76.6
Corporate
Segment information
Operating income (loss)	(8.9)	(7.6)	(17.2)	(14.2)
Intersegment sales
Segment information
Net sales	37.3	47.1	72.3	90.9
Americas
Segment information
Net sales	262.8	241.8	500.2	460.9
Capital expenditures	4.1	2.7	8.2	4.9
Depreciation and amortization	7.1	4.9	14.1	9.7
Identifiable assets (at end of period)	1,071.9	768.2	1,071.9	768.2
Property, plant and equipment, net (at end of period)	85.8	84.0	85.8	84.0
Americas | U.S.
Segment information
Net sales	244.4	222.1	465.8	423.7
Property, plant and equipment, net (at end of period)	82.0	79.5	82.0	79.5
Americas | Reportable segments
Segment information
Operating income (loss)	36.1	29.0	60.3	51.6
Americas | Intersegment sales
Segment information
Net sales	1.9	1.9	3.7	3.1
EMEA
Segment information
Net sales	112.2	143.9	221.2	283.0
Capital expenditures	2.6	2.6	3.8	5.1
Depreciation and amortization	5.2	6.8	10.6	13.4
Identifiable assets (at end of period)	737.0	877.9	737.0	877.9
Property, plant and equipment, net (at end of period)	88.4	114.7	88.4	114.7
EMEA | Reportable segments
Segment information
Operating income (loss)	9.4	13.1	14.8	22.0
EMEA | Intersegment sales
Segment information
Net sales	2.8	3.8	5.5	7.4
Asia Pacific
Segment information
Net sales	11.9	10.3	21.7	17.3
Capital expenditures	0.2	0.3	0.5	0.6
Depreciation and amortization	0.6	0.4	1.2	0.9
Identifiable assets (at end of period)	84.4	80.6	84.4	80.6
Property, plant and equipment, net (at end of period)	12.4	13.6	12.4	13.6
Asia Pacific | Reportable segments
Segment information
Operating income (loss)	(1.8)	2.1	(0.3)	3.0
Asia Pacific | Intersegment sales
Segment information
Net sales	$ 32.6	$ 41.4	$ 63.1	$ 80.4