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Shareholders' Equity (Warrants, Narrative) (Details) - $ / shares
Dec. 31, 2009
Dec. 31, 2006
Warrants, Issued in Consideration of 2006 Credit Facility Amendment    
Class of Warrant or Right [Line Items]    
Warrants, number of shares called by warrants   3,958
Warrants, exercise price   $ 9.00
Warrants, Issued in Consideration of 2009 Credit Facility Amendment    
Class of Warrant or Right [Line Items]    
Warrants, number of shares called by warrants 7,500  
Warrants, exercise price $ 17.00