Concentrations of Credit Risk and Major Customers

12 Months Ended

Dec. 31, 2011

Concentrations of Credit Risk and Major Customers [Abstract]

Concentration Risk Disclosure [Text Block]

Concentrations of Credit Risk and Major Customers

The Company’s major customers represent the consumer goods, appliances, food products and automotive industries.  Credit is granted to customers on an unsecured basis.  The Company’s five largest customers accounted for 38%, 38%, and 40% of total gross revenues for the years ended December 31, 2011, 2010 and 2009, respectively. The Company's five largest customers accounted for 32% and 34% of gross accounts receivable as of December 31, 2011 and 2010, respectively.

Operating revenue from one customer exceeded 10% of total gross revenues in 2011 and 2010. Two customers exceeded 10% in 2009.  Annual revenues for these customers were $69.3 million, $62.9 million, and $109.9 million, for the years ended December 31, 2011, 2010, and 2009, respectively.