Segment Reporting - Segment Reporting Information by Operating Segment (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 04, 2015	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014	Jan. 03, 2015
Segment Reporting Information [Line Items]
Revenue, net	$ 779.8	$ 549.2	$ 1,489.6	$ 1,024.3
Depreciation and amortization	58.2	25.8	115.6	50.9
Operating income (loss)	46.1	26.2	52.8	30.5
Additions to property, plant and equipment	29.9	11.8	57.2	20.6
Property, plant and equipment	820.2		820.2		$ 864.5
Goodwill	748.9		748.9		743.6
Intangibles and other assets	749.9		749.9		781.7
Total assets	3,073.5		3,073.5		3,107.7
United Kingdom [Member]
Segment Reporting Information [Line Items]
Property, plant and equipment	109.1		109.1		109.9
All Other [Member]
Segment Reporting Information [Line Items]
Property, plant and equipment	6.7		6.7		7.3
Elimination [Member]
Segment Reporting Information [Line Items]
Revenue, net	(6.4)	(6.1)	(10.8)	(12.2)
Elimination [Member] | North America [Member]
Segment Reporting Information [Line Items]
Revenue, net	(6.4)	(6.1)	(10.8)	(12.2)
Operating Segments [Member] | North America [Member]
Segment Reporting Information [Line Items]
Revenue, net	359.0	379.3	687.7	730.1
Depreciation and amortization	20.6	20.4	41.9	41.1
Operating income (loss)	18.3	15.3	25.5	17.8
Additions to property, plant and equipment	4.5	7.2	11.7	13.0
Property, plant and equipment	303.0		303.0		331.9
Goodwill	122.1		122.1		123.7
Intangibles and other assets	253.1		253.1		266.8
Total assets	1,037.2		1,037.2		1,077.7
Operating Segments [Member] | United Kingdom [Member]
Segment Reporting Information [Line Items]
Revenue, net	153.8	157.7	286.0	273.3
Depreciation and amortization	5.4	4.9	10.9	8.9
Operating income (loss)	14.6	10.7	18.5	12.9
Additions to property, plant and equipment	4.5	4.6	6.2	7.6
Property, plant and equipment	109.1		109.1		109.9
Goodwill	59.3		59.3		58.5
Intangibles and other assets	95.9		95.9		99.2
Total assets	450.9		450.9		426.8
Operating Segments [Member] | DSS Group Inc [Member]
Segment Reporting Information [Line Items]
Revenue, net	257.0		497.3
Depreciation and amortization	31.8		62.0
Operating income (loss)	13.2		11.7
Additions to property, plant and equipment	20.4		38.8
Property, plant and equipment	401.4		401.4		415.4
Goodwill	563.0		563.0		556.9
Intangibles and other assets	400.8		400.8		415.5
Total assets	1,554.2		1,554.2		1,572.8
Operating Segments [Member] | All Other [Member]
Segment Reporting Information [Line Items]
Revenue, net	16.4	18.3	29.4	33.1
Depreciation and amortization	0.4	0.5	0.8	0.9
Operating income (loss)	3.7	3.1	5.3	5.6
Additions to property, plant and equipment	0.5		0.5
Property, plant and equipment	6.7		6.7		7.3
Goodwill	4.5		4.5		4.5
Intangibles and other assets	0.1		0.1		0.2
Total assets	31.2		31.2		$ 30.4
Corporate [Member]
Segment Reporting Information [Line Items]
Operating income (loss)	$ (3.7)	$ (2.9)	$ (8.2)	$ (5.8)