Accounts Receivable Securitization Programs - Additional Information (Detail) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2013 USD ($)	Dec. 31, 2012 USD ($)	Sep. 30, 2013 U.S. Accounts Receivable Securitization Program USD ($)	Dec. 31, 2012 U.S. Accounts Receivable Securitization Program USD ($)	Sep. 30, 2013 European Accounts Receivable Securitization Program USD ($)	Sep. 30, 2013 European Accounts Receivable Securitization Program EUR (€)	Dec. 31, 2012 European Accounts Receivable Securitization Program USD ($)
Accounts Receivable Securitization Program [Line Items]
Maximum purchase limit for receivable interests under accounts receivable securitization program	$ 125				$ 128	€ 95
Level of eligible assets available under accounts receivable securitization program	less than $125 million
Amount available for accounts receivable securitization program	200.0	112.0	104.0		96.0	71.0
Amount outstanding under accounts receivable securitization program			$ 0	$ 0	$ 0		$ 0