Borrowings (Schedule Of Borrowings) (Details) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Debt Instrument [Line Items]
Revolving Facility	$ 320,900
Total borrowings	818,599	527,895
Less current portion	85,395	119,445
Total long-term borrowings	733,204	408,450
2.58% Senior Euro Notes [Member]
Debt Instrument [Line Items]
Total borrowings	110,134	107,341
4.5% Senior Notes [Member]
Debt Instrument [Line Items]
Total borrowings	298,523	298,427
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Revolving Facility	320,938
Line of Credit [Member]
Debt Instrument [Line Items]
Credit Facility		27,842
Term Loan [Member]
Debt Instrument [Line Items]
Total borrowings	82,000	90,000
Other Borrowings [Member]
Debt Instrument [Line Items]
Total borrowings	$ 7,004	$ 4,285