Financial Instruments (Schedule Of Accounts Receivable, Net Of Allowances) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	$ 83.7
Greater than 365 days past due	22.4
Spain [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	37.9
Greater than 365 days past due	13.3
Italy [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	30.6
Greater than 365 days past due	4.3
Greece [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	9.9
Greater than 365 days past due	3.2
Portugal [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	5.3
Greater than 365 days past due	$ 1.6