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Equity Based Compensation (Details 3) (Restricted stock [Member], 2008 plan [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Restricted stock [Member] \| 2008 plan [Member]
Summary of compensation expense charged against pretax loss under restricted stock award
Compensation expense	$ 72	$ 57	$ 232	$ 219
Income tax benefit

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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