Segment Reporting Net Sales (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 30, 2013
Segment Reporting
Net sales	$ 816.0		$ 828.5
Maximum percentage of sales accounted for by a single customer (as a percent)	10.00%
Canada [Member]
Segment Reporting
Net sales	347.1		395.6
Europe [Member]
Segment Reporting
Net sales	437.6		406.4
MCI [Member]
Segment Reporting
Net sales	32.2		27.0
Corporate [Member]
Segment Reporting
Net sales	0.3		0.3
Intersegment sales elimination
Segment Reporting
Net sales	$ (1.2)	[1]	$ (0.8)	[1]

[1] Represents inter-segment sales from the Europe segment to the MCI segment.