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Stockholders' Equity (Details Narrative) (USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Jan. 31, 2013
Dec. 31, 2013
Series G1 Convertible Preferred Stock
Dec. 31, 2012
Series G1 Convertible Preferred Stock
Dec. 31, 2011
Series G1 Convertible Preferred Stock
Dec. 31, 2013
Series G2 Convertible Preferred Stock
Dec. 31, 2012
Series G2 Convertible Preferred Stock
Dec. 31, 2011
Series G2 Convertible Preferred Stock
Dec. 31, 2013
Series G1 Convertible Preferred Stock
Dec. 31, 2012
Series G1 Convertible Preferred Stock
Dec. 31, 2013
Series G2 Convertible Preferred Stock
Dec. 31, 2012
Series G2 Convertible Preferred Stock
Sep. 30, 2012
Prior to Reverse Split
Oct. 31, 2012
After Reverse Split
Common shares authorized 2,000,000 2,000,000                       24,000,000 2,000,000
Common stock, par value $ 0.01 $ 0.01                          
Common stock, shares issued 401,943 435,328                          
Common stock, shares outstanding 401,943 435,328                          
Number of shares authorized to be repurchased     45,000                        
Shares repurchased during period 33,389                            
Shares retired during period 33,389                            
Cash used for share repurchases $ 2,966 $ 2,901                          
Shares remaining available for repurchase 12,000                            
Preferred stock, liquidation value                   $ 100   $ 100      
Convertible stock conversion price                   $ 11,200 [1]   $ 2,688 [1]      
Preferred stock, shares issued                   1,000   1,000      
Preferred stock, shares outstanding       1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000    
Preferred stock, annual dividend rate       $ 8     $ 8                
Preferred stock, dividend value of common stock                   $ 11,200   $ 2,688      
Convertible preferred stock, conversion terms            

The Series G2 preferred is also convertible by us into shares of our common stock if for any period of twenty consecutive calendar days the average of the closing prices of our common stock during such period shall have equaled or exceeded $3,360 per share.

                
[1] Certain conversion prices are subject to adjustment under certain circumstances.