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Subsequent Events	9 Months Ended
Subsequent Events	Sep. 30, 2012
Subsequent Events [Abstract]
Subsequent Events [Text Block]	Subsequent Events On October 29, 2012, the Company amended its $40.0 million secured revolving line of credit agreement with Silicon Valley Bank. Refer to Note 8 - Short-Term Borrowings for a complete description of the terms and conditions of the amended line of credit.