Financial Instruments (Schedule Of Accounts Receivable, Net Of Allowances) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	$ 80.2
Greater than 365 days past due	20.1
Spain [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	35.0
Greater than 365 days past due	11.5
Italy [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	29.6
Greater than 365 days past due	4.0
Greece [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	10.0
Greater than 365 days past due	2.4
Portugal [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	5.6
Greater than 365 days past due	$ 2.2