Major Customers (Details) (Customer Concentration Risk [Member])	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Customer Concentration Risk [Member]
Concentration Risk [Line Items]
Number of customers being disclosed	5		5
Net sales attributable to five major customers (in hundredths)	26.00%	20.00%	23.00%	21.00%
Sales attributable to one major customer in the North American segment (in hundredths)	12.00%		11.00%
Accounts receivable attributable to five major customers (in hundredths)	25.00%	20.00%	25.00%	20.00%