The charge against earnings in the period for known and estimated costs of termination benefits provided to current employees that are involuntarily terminated under a benefit arrangement associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding costs or losses pertaining to an entity newly acquired in a business combination or a discontinued operation as defined by generally accepted accounting principles and costs associated with one-time termination benefits.

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+ Details

Executive Severance (Details) (USD $) In Millions	9 Months Ended
Executive Severance (Details) (USD $) In Millions	Sep. 30, 2011	Sep. 30, 2010	Dec. 16, 2010	Jun. 11, 2010
Executive Severance [Abstract]
Date of announced resignation of general counsel				June 15, 2010
Additional stock compensation expense	$ 0.9
One time cash payment			1.9
Severance cost included in general and administrative expense		$ 2.8