Accounts Receivable, Net of Allowances (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	$ 62.2
Greater than 365 days past due	14.7
Spain
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	25.5
Greater than 365 days past due	7.2
Italy
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	21.6
Greater than 365 days past due	2.0
Greece
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	10.7
Greater than 365 days past due	3.6
Portugal
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	4.4
Greater than 365 days past due	$ 1.9