Goodwill and Other Intangibles, Net - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Finite-Lived Intangible Assets, Net, Amortization Expense, Rolling Maturity [Abstract]
Impairment charge of intangible asset			$ 5.5	$ 0.5
Amortization expense of intangible assets	7.6	7.1	15.2	14.5
Estimated amortization expense, 2014	29.9		29.9
Estimated amortization expense, 2015	29.0		29.0
Estimated amortization expense, 2016	29.0		29.0
Estimated amortization expense, 2017	29.0		29.0
Estimated amortization expense, 2018	29.0		29.0
Estimated amortization expense, 2019	29.0		29.0
Consumer Domestic
Finite-Lived Intangible Assets, Net, Amortization Expense, Rolling Maturity [Abstract]
Impairment charge of intangible asset	$ 5.0