Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity (Details Textual)

v2.4.0.8
Shareholders' Equity (Details Textual) (USD $)
12 Months Ended 0 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 12 Months Ended 0 Months Ended 1 Months Ended 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Mar. 08, 2013
Common Stock [Member]
Oct. 31, 2011
Common Stock [Member]
Dec. 31, 2013
Common Stock [Member]
Jun. 30, 2011
Series A Preferred Stock [Member]
Dec. 31, 2013
Series A Preferred Stock [Member]
Dec. 31, 2011
Series A Preferred Stock [Member]
Dec. 31, 2012
Series A Preferred Stock [Member]
Jun. 03, 2011
Series A Preferred Stock [Member]
Dec. 31, 2013
Series C Preferred Stock [Member]
Dec. 31, 2012
Series C Preferred Stock [Member]
Jun. 22, 2007
Series C Preferred Stock [Member]
Stockholder
Mar. 08, 2013
Series D Preferred Stock
Oct. 31, 2011
Series D Preferred Stock
Dec. 31, 2013
Series D Preferred Stock
Class of Stock [Line Items]                                  
Common Stock, shares authorized (in shares) 750,000,000 500,000,000                              
Common Stock, par value $ 0.01 $ 0.01 $ 3.75                            
Preferred Stock, shares authorized (in shares) 10,000,000             4,000,000   4,000,000   500,000 500,000       2,000,000
Preferred Stock, par value (in dollars per share) $ 0.01             $ 0.01   $ 0.01   $ 0.01 $ 0.01        
Exercise of common stock warrants, shares           1,626,826                      
Shares surrendered in lieu of cash payment 139,052                                
Designate shares of preferred stock 10,000,000                                
Dividends payable on Series A preferred stock               $ 0.25                  
Redemption of Series A Preferred Stock, shares             602,759   602,759                
Preferred Stock aggregate redemption price                     $ 1,800,000            
Preferred Stock, shares outstanding               0   0   0 0 457,603      
Number of stock holders held Series C preferred stock                           30      
Preferred Share Per share Arrears                       $ 1.54         $ 2.30
Rate of dividend per annum                                 8.00%
Cash on amount per outstanding shares $ 24.80                                
Series D preferred stock         940,141       (294,680)             80,654  
Payments of Ordinary Dividends, Preferred Stock and Preference Stock 3,015,000 0 4,704,000                       3,000,000    
Number of Series D Preferred Stock converted                             1,129,032   10
Conversion of Stock, Shares Issued       11,290,320                          
Preferred Stock, shares outstanding (in shares) 0 1,129,032                         0    
Total cash dividend                                 3,000,000
Preferred Shares Arrears                                 $ 2,600,000
Conversion Price $ 2.48                                
Minimum Closing Bid Price $ 5.00                                
Number of consecutive trading days 30 days