Goodwill and Other Identifiable Intangible Assets - Detail of Identifiable Intangible Assets (Detail) (USD $) In Millions, unless otherwise specified	Sep. 28, 2013	Dec. 31, 2012
Acquired Intangible Assets By Major Class [Line Items]
Cost	$ 2,140.7	$ 2,156.3
Accumulated amortization	(323.5)	(229.4)
Net	1,817.2	1,926.9
Net, indefinite-life intangibles	556.9	555.9
Finite-life intangibles
Acquired Intangible Assets By Major Class [Line Items]
Cost	1,583.8	1,600.4
Accumulated amortization	(323.5)	(229.4)
Net	1,260.3	1,371.0
Finite-life intangibles | Customer relationships
Acquired Intangible Assets By Major Class [Line Items]
Cost	1,288.0	1,291.5
Accumulated amortization	(221.1)	(152.7)
Net	1,066.9	1,138.8
Finite-life intangibles | Trade names intangibles
Acquired Intangible Assets By Major Class [Line Items]
Cost	2.1	1.5
Accumulated amortization	(0.9)	(0.7)
Net	1.2	0.8
Finite-life intangibles | Proprietary technology
Acquired Intangible Assets By Major Class [Line Items]
Cost	265.0	263.7
Accumulated amortization	(74.8)	(57.8)
Net	190.2	205.9
Finite-life intangibles | Backlog
Acquired Intangible Assets By Major Class [Line Items]
Cost	28.7	43.7
Accumulated amortization	(26.7)	(18.2)
Net	$ 2.0	$ 25.5