Intangible Assets - Components of Intangible Assets (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 70.2	$ 70.3
Accumulated Amortization	(19.0)	(13.0)
Net	51.2	57.3
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	46.7	46.8
Accumulated Amortization	(13.4)	(9.5)
Net	33.3	37.3
Developed technology / product know-how [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1.9	1.9
Accumulated Amortization	(1.3)	(0.9)
Net	0.6	1.0
Non-compete agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1.4	1.4
Accumulated Amortization	(0.9)	(0.6)
Net	0.5	0.8
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	19.7	19.8
Accumulated Amortization	(3.2)	(1.9)
Net	16.5	17.9
Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	0.5	0.4
Accumulated Amortization	(0.2)	(0.1)
Net	$ 0.3	$ 0.3