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Stock-Based Compensation (Details) (USD $)	3 Months Ended
Stock-Based Compensation (Details) (USD $)	Mar. 31, 2013	Mar. 31, 2012
Stock-Based Compensation [Abstract]
Pre-tax share based compensation expense	$ 224,000	$ 220,000
Shares granted under stock options (in shares)	64,500	92,870
Fair value of shares granted under stock option plan	$ 78,000	$ 64,000

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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