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Stockholder's Equity (Details 4) (USD $)	12 Months Ended
Stockholder's Equity (Details 4) (USD $)	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Stock compensation expense
Compensation expense	$ 191,000	$ 138,000	$ 112,000
Unrecognized Compensation Cost			10,000
Unrecognized Compensation Cost as of December 31, 2012,total	365,000
Restricted Stock Units Number of Share [Member]
Stock compensation expense
Compensation expense	109,000	46,000	19,000
Unrecognized Compensation Cost	330,000
Options [Member]
Stock compensation expense
Compensation expense	82,000	92,000	93,000
Unrecognized Compensation Cost as of December 31, 2012	$ 35,000

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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