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Consolidated Statements of Operations (Parenthetical) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Total stock-based compensation	$ 3,051	$ 5,056	$ 4,785
Cost of goods sold - direct
Total stock-based compensation	193	212	167
Sales and marketing
Total stock-based compensation	377	608	634
Technology
Total stock-based compensation	628	1,071	961
General and administrative
Total stock-based compensation	$ 1,853	$ 3,165	$ 3,023

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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