Segment Reporting (Schedule Of Automotive Customers Individually Accounted For 10% Or More Of Net Sales) (Details)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Revenue, Major Customer [Line Items]
Percentage net sales invoiced and paid in foreign currencies	8.00%
Number of customers which individually accounted for 10% or more of net sales	5
Percentage of net sales five automotive customers individually accounted for	10.00%
Customer [Member] | Toyota Motor Corporation [Member]
Revenue, Major Customer [Line Items]
Percentage of revenue individually accounted by customers	14.00%	12.00%	15.00%
Customer [Member] | VW/Audi [Member]
Revenue, Major Customer [Line Items]
Percentage of revenue individually accounted by customers	14.00%	15.00%	13.00%
Customer [Member] | Hyundai/Kia [Member]
Revenue, Major Customer [Line Items]
Percentage of revenue individually accounted by customers	11.00%	11.00%	0.00%	[1]
Customer [Member] | Daimler AG [Member]
Revenue, Major Customer [Line Items]
Percentage of revenue individually accounted by customers	11.00%	11.00%	12.00%
Customer [Member] | General Motors [Member]
Revenue, Major Customer [Line Items]
Percentage of revenue individually accounted by customers	10.00%	12.00%	15.00%

[1] # Less than 10%.