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Equity (Details Textual) (USD $)	3 Months Ended		6 Months Ended
Equity (Details Textual) (USD $)	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Options, Exercised			(1,498,850)	98,850
Common Stock Warrant [Member]
Allocated Share-based Compensation Expense	$ 19,000	$ 20,000	$ 39,000	$ 41,000

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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- Definition

Number of share options (or share units) exercised during the current period.

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