Preferred and Common Stock (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 4 Months Ended 6 Months Ended 8 Months Ended 10 Months Ended
Jun. 30, 2022
Mar. 21, 2019
Apr. 18, 2019
Jun. 30, 2023
Jun. 30, 2022
Jul. 15, 2017
Sep. 14, 2022
Oct. 21, 2022
Jul. 03, 2023
Dec. 31, 2022
Jan. 03, 2022
Class of Stock [Line Items]                      
Common Stock, Shares, Outstanding       22,826,450           22,826,450  
Preferred Stock, Value, Issued       $ 0           $ 0  
Preferred Stock, Shares Outstanding       16,988           16,988  
Restricted Stock [Member]                      
Class of Stock [Line Items]                      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period 0     0 29            
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period 0     0 37,879            
Cumulative Perpetual Preferred Stock | Series G and Series H ADS [Member]                      
Class of Stock [Line Items]                      
Percentage of the increase of the preferred dividend rate           0.25%          
Preferred Stock, Redemption Terms           Each of the shares represents 1/100th of a share of the Series G ADSs and Series H ADSs          
Series H Preferred Stock [Member]                      
Class of Stock [Line Items]                      
Preferred Stock, Shares Outstanding       11,840              
Series H Preferred Stock [Member] | Exchange program for 66 2/3% shares [Member]                      
Class of Stock [Line Items]                      
Stock Redeemed or Called During Period, Shares   10,930                  
Preferred Stock, Value, Issued   $ 26,297                  
Tender offer expenses   997                  
Payments for Repurchase of Preferred Stock and Preference Stock   4,188                  
Notes Issued   4,747                  
Stock Redeemed or Called During Period, Value   16,365                  
Dividends cancelled   $ 7,678                  
Series G Preferred Stock [Member]                      
Class of Stock [Line Items]                      
Preferred Stock, Shares Outstanding       5,148              
Series G Preferred Stock [Member] | Exchange program for 66 2/3% shares [Member]                      
Class of Stock [Line Items]                      
Stock Redeemed or Called During Period, Shares     8,841                
Preferred Stock, Value, Issued     $ 21,271                
Tender offer expenses     620                
Payments for Repurchase of Preferred Stock and Preference Stock     4,423                
Notes Issued     3,879                
Stock Redeemed or Called During Period, Value     12,568                
Dividends cancelled     $ 6,798                
Preferred Stock [Member] | Dividends Undeclared [Member]                      
Class of Stock [Line Items]                      
Undeclared preferred dividends       $ 28,063              
Series G ADSs and Series H ADSs [Member]                      
Class of Stock [Line Items]                      
Stock Repurchased During Period, Value             $ 20,000        
Series G ADSs [Member]                      
Class of Stock [Line Items]                      
Stock Repurchase Program, Number of Shares Authorized to be Repurchased               20,185      
Stock Repurchase Program, Authorized Amount               $ 318      
Shares, Outstanding               514,720      
Preferred Stock, Redemption Terms               1/100th of a share of 8.75% Series G Cumulative Redeemable Perpetual Preferred Stock      
Series H ADSs [Member]                      
Class of Stock [Line Items]                      
Dividends cancelled               $ 8,949      
Stock Repurchase Program, Number of Shares Authorized to be Repurchased               584,158      
Stock Repurchase Program, Authorized Amount               $ 8,926      
Tender offer - Preferred stock redemption amount               $ 4,547      
Shares, Outstanding               1,183,944      
Preferred Stock, Redemption Terms               1/100th of a Share of 8.625% Series H Cumulative Redeemable Perpetual Preferred Stock      
Cumulative Perpetual Preferred Stock | Series G ADS [Member]                      
Class of Stock [Line Items]                      
Sale of Stock, Number of Shares Issued in Transaction       2,000,000              
Preferred Stock, Liquidation Preference Per Share       $ 2,500              
Preferred Stock, Dividend Rate, Percentage       8.625%              
Cumulative Perpetual Preferred Stock | Series H ADS [Member]                      
Class of Stock [Line Items]                      
Sale of Stock, Number of Shares Issued in Transaction       4,800,000              
Preferred Stock, Liquidation Preference Per Share       $ 2,500              
Preferred Stock, Dividend Rate, Percentage       8.75%              
Convertible Debenture [Member] | Series I Preferred Stock [Member]                      
Class of Stock [Line Items]                      
Common Stock, Shares, Outstanding       30,545,514         30,850,133    
Convertible Preferred Stock, Shares Issued upon Conversion                     1,000
Debt Instrument, Convertible, Conversion Price       $ 3.93