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15. Share-Based Payment (Details Narrative) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Notes to Financial Statements
Compensation expense	$ 1.1	$ 1.7	$ 1.1
Income tax benefit recognized for stock-based compensation plans	$ (0.4)	$ (0.6)	$ (0.4)

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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