Segment Reporting - Segment Reporting Information by Operating Segment (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012	Dec. 29, 2012
Segment Reporting Information [Line Items]
External revenue	$ 543.2	$ 583.8	$ 1,612.4	$ 1,733.4
Depreciation and amortization	25.1	24.7	74.7	72.2
Operating income (loss)	26.0	28.6	73.7	92.8
Additions to property, plant & equipment	10.2	13.2	44.7	50.6
Property, plant & equipment	490.1		490.1		490.9
Goodwill	140.4		140.4		130.3
Intangibles and other assets	303.6		303.6		315.4
Total assets	1,560.4		1,560.4		1,565.9
North America [Member]
Segment Reporting Information [Line Items]
External revenue	383.3	439.3	1,194.6	1,323.1
Depreciation and amortization	20.8	21.1	62.9	61.3
Operating income (loss)	14.6	18.9	49.3	67.4
Additions to property, plant & equipment	9.0	10.0	33.9	39.0
Property, plant & equipment	371.5		371.5		382.1
Goodwill	124.9		124.9		125.8
Intangibles and other assets	275.8		275.8		301.1
Total assets	1,195.9		1,195.9		1,246.7
United Kingdom [Member]
Segment Reporting Information [Line Items]
External revenue	142.9	125.5	368.2	356.2
Depreciation and amortization	3.8	3.2	10.3	9.6
Operating income (loss)	9.5	7.8	18.6	21.5
Additions to property, plant & equipment	1.2	1.7	9.5	9.8
Property, plant & equipment	108.7		108.7		99.5
Goodwill	11.0		11.0
Intangibles and other assets	27.5		27.5		13.9
Total assets	323.3		323.3		273.8
Mexico [Member]
Segment Reporting Information [Line Items]
External revenue	7.5	9.7	22.6	29.0
Depreciation and amortization	0.5	0.4	1.5	1.3
Operating income (loss)	(1.2)	(1.0)	(1.6)	(3.2)
Additions to property, plant & equipment		1.5	1.3	1.8
Property, plant & equipment	9.9		9.9		9.3
Intangibles and other assets					0.4
Total assets	25.2		25.2		28.1
RCI [Member]
Segment Reporting Information [Line Items]
External revenue	9.5	9.3	27.0	25.1
Operating income (loss)	3.1	2.9	7.4	7.1
Goodwill	4.5		4.5		4.5
Intangibles and other assets	0.3		0.3
Total assets	15.1		15.1		14.1
All Other [Member]
Segment Reporting Information [Line Items]
Total assets	$ 0.9		$ 0.9		$ 3.2