Goodwill and Other Intangible Assets - Other Intangible Assets by Major Class (Detail) - USD ($) $ in Millions	Jul. 04, 2015	Jan. 03, 2015
Finite-Lived Intangible Assets [Line Items]
Gross carrying value, Total	$ 355.7	$ 347.9
Non-amortized trademarks	60.2	61.6
Total other intangible assets	415.9	409.5
Accumulated Amortization, Total	(217.9)	(206.2)
Total other intangible assets	(217.9)	(206.2)
Customer relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value, Total	147.2	147.1
Accumulated Amortization, Total	(75.8)	(71.2)
Developed technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value, Total	19.2	19.2
Accumulated Amortization, Total	(19.2)	(19.2)
Internally developed software [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value, Total	149.8	142.2
Accumulated Amortization, Total	(99.0)	(92.0)
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value, Total	29.4	29.3
Accumulated Amortization, Total	(20.5)	(20.6)
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value, Total	2.5	2.5
Accumulated Amortization, Total	(1.6)	(1.6)
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value, Total	7.6	7.6
Accumulated Amortization, Total	$ (1.8)	$ (1.6)