Restructuring and Other Charges, Net (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended		12 Months Ended
	Jul. 02, 2017	Apr. 02, 2017	Jul. 03, 2016	Jul. 02, 2017	Jul. 03, 2016	Dec. 31, 2016	Dec. 31, 2015
Restructuring
Costs incurred	$ 1.7		$ 3.2	$ 2.2	$ 4.6
Pre-tax restructuring charges, net	1.7		3.2	2.2	4.6
Gain on sale of manufacturing facility					8.3
Corporate
Restructuring
Pre-tax restructuring charges, net			(0.1)		(0.1)
Americas
Restructuring
Pre-tax restructuring charges, net	1.4		0.8	1.9	1.6
Europe
Restructuring
Pre-tax restructuring charges, net	0.1		2.5	0.1	2.9
APMEA
Restructuring
Pre-tax restructuring charges, net	0.2			0.2	0.2
2015 Actions
Restructuring
Pre-tax restructuring charges, net	1.6		0.8	1.6	1.8
2015 Actions | Americas
Restructuring
Costs incurred	1.4			1.4
Total expected restructuring costs	14.9			14.9
Reduction of area of space (as a percent)						30.00%
Remaining costs				2.2
Pre-tax program to date restructuring and other charges incurred	12.7			12.7
2015 Actions | Europe
Restructuring
Costs incurred		$ (0.3)				$ 1.8	$ 6.9
Remaining costs to be incurred	1.6			1.6
Total expected restructuring costs	10.0			10.0
2015 Actions | Europe | Severance
Restructuring
Costs incurred		$ (0.3)				1.3	6.6
Remaining costs to be incurred	1.4			1.4
Total expected restructuring costs	9.0			9.0
2015 Actions | APMEA
Restructuring
Costs incurred	0.2			0.2
Elimination of net sales							165.0
Total expected restructuring costs	4.6			4.6
Pre-tax program to date restructuring and other charges incurred	4.6			4.6
2015 Actions | Americas and APMEA
Restructuring
Costs incurred	1.6			1.6		2.1	13.6
Remaining costs to be incurred	2.2			2.2
Total expected restructuring costs	19.5			19.5
Goodwill and intangible asset impairment charges							13.5
Other transformation and deployment costs							32.0
Remaining costs				2.2
Pre-tax program to date restructuring and other charges incurred	17.3			17.3
2015 Actions | Americas and APMEA | Minimum
Restructuring
Expected pre-tax program to date restructuring and other charges incurred				65.0
2015 Actions | Americas and APMEA | Severance
Restructuring
Costs incurred	0.2					$ (1.5)	$ 8.5
Total expected restructuring costs	7.2			7.2
Other Actions
Restructuring
Net pre-tax restructuring charges	0.1		2.4	0.6	2.8
Pre-tax restructuring charges, net	0.1		$ 2.4	0.6	$ 2.8
Other Actions | Europe
Restructuring
Costs incurred				8.4
Total expected restructuring costs	$ 10.0			$ 10.0