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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (Parenthetical) (General and Administrative Expense [Member], USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Expenses:
Compensation expense related to options/SARs	$ 238,000	$ 352,000

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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