Restructuring (Restructuring Activity) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jul. 03, 2015	Jul. 03, 2015	Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]
Total expected restructuring charges	$ 210.0	$ 210.0	$ 210.0
Restructuring Reserve [Roll Forward]
Balance, December 31, 2014		33.4
Net provisions	19.2	35.1
Net benefits charged against the assets		(20.6)
Payments		(17.5)
Foreign currency translation		(2.7)
Balance, July 3, 2015	27.7	27.7
Restructuring Costs		186.2
Remaining expected restructuring charges	23.8	23.8
Noncontrolling interest	44.7	44.7	61.1
Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Total expected restructuring charges			65.0
Restructuring Reserve [Roll Forward]
Balance, December 31, 2014		32.4
Net provisions		12.2
Net benefits charged against the assets		(2.7)
Payments		(13.5)
Foreign currency translation		(2.6)
Balance, July 3, 2015	25.8	25.8
Restructuring Costs		50.5
Remaining expected restructuring charges	14.5	14.5
Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Total expected restructuring charges			120.0
Restructuring Reserve [Roll Forward]
Balance, December 31, 2014		0.0
Net provisions		14.0
Net benefits charged against the assets		(14.0)
Payments		0.0
Foreign currency translation		0.0
Balance, July 3, 2015	0.0	0.0
Restructuring Costs		118.2
Remaining expected restructuring charges	1.8	1.8
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Total expected restructuring charges			$ 25.0
Restructuring Reserve [Roll Forward]
Balance, December 31, 2014		1.0
Net provisions	3.7	8.9
Net benefits charged against the assets		(3.9)
Payments		(4.0)
Foreign currency translation		(0.1)
Balance, July 3, 2015	1.9	1.9
Restructuring Costs		17.5
Remaining expected restructuring charges	$ 7.5	$ 7.5