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Equity Awards - Stock Options Narrative (Details) (Stock Options [Member], USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options granted			0
Exercisable/Vested stock options	740,292		740,292
Fair value of exercisable/vested stock options			$ 400,000	$ 300,000
Stock-based compensation expense	$ 0	$ 100,000	$ 40,000	$ 200,000

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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