Restructuring and Other Charges, Net (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 29, 2015	Mar. 30, 2014	Dec. 31, 2014	Dec. 31, 2013
Restructuring reserve
Restructuring expense	$ 2.0	$ 4.2
Summary of total expected, incurred and remaining pre-tax costs
Costs incurred	(2.0)	(4.2)
EMEA | 2013 Actions
Restructuring reserve
Restructuring expense	0.5		3.8	4.1
Summary of total expected, incurred and remaining pre-tax costs
Expected costs	8.4
Costs incurred	(0.5)		(3.8)	(4.1)
EMEA | Other Actions
Restructuring reserve
Restructuring expense	0.3		6.9
Summary of total expected, incurred and remaining pre-tax costs
Expected costs			9.9
Costs incurred	(0.3)		(6.9)
Remaining costs	2.7
Severance | Europe | 2013 Actions
Restructuring reserve
Balance at the beginning of the period	1.5
Restructuring expense	0.2
Utilization and foreign currency impact	(1.2)
Balance at the ending of the period	0.5
Summary of total expected, incurred and remaining pre-tax costs
Costs incurred	(0.2)
Severance | EMEA | 2013 Actions
Restructuring reserve
Restructuring expense	0.2		3.2	4.1
Summary of total expected, incurred and remaining pre-tax costs
Expected costs	7.5
Costs incurred	(0.2)		(3.2)	(4.1)
Severance | EMEA | Other Actions
Restructuring reserve
Restructuring expense			6.9
Summary of total expected, incurred and remaining pre-tax costs
Expected costs			8.8
Costs incurred			(6.9)
Remaining costs	1.9
Legal and consultancy | EMEA | 2013 Actions
Restructuring reserve
Restructuring expense			0.2
Summary of total expected, incurred and remaining pre-tax costs
Expected costs	0.2
Costs incurred			(0.2)
Legal and consultancy | EMEA | Other Actions
Restructuring reserve
Restructuring expense	0.2
Summary of total expected, incurred and remaining pre-tax costs
Expected costs			0.2
Costs incurred	(0.2)
Asset write-downs | EMEA | 2013 Actions
Restructuring reserve
Restructuring expense			0.2
Summary of total expected, incurred and remaining pre-tax costs
Expected costs	0.2
Costs incurred			(0.2)
Asset write-downs | EMEA | Other Actions
Restructuring reserve
Restructuring expense	0.1
Summary of total expected, incurred and remaining pre-tax costs
Expected costs			0.8
Costs incurred	(0.1)
Remaining costs	0.7
Facility exit and other | EMEA | 2013 Actions
Restructuring reserve
Restructuring expense	0.3		0.2
Summary of total expected, incurred and remaining pre-tax costs
Expected costs	0.5
Costs incurred	(0.3)		(0.2)
Facility exit and other | EMEA | Other Actions
Summary of total expected, incurred and remaining pre-tax costs
Expected costs			0.1
Remaining costs	$ 0.1