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STOCK-BASED COMPENSATION (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Cost of sales
Stock-based compensation expense:
Stock-based compensation expense				$ 1
Selling, general and administrative expense
Stock-based compensation expense:
Stock-based compensation expense	552	697	1,658	3,657
Research and development expense
Stock-based compensation expense:
Stock-based compensation expense	$ 11	$ 7	$ 19	$ 24

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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