Annual report pursuant to Section 13 and 15(d)

SUBSEQUENT EVENTS (Details)

v3.22.0.1
SUBSEQUENT EVENTS (Details) - $ / shares
1 Months Ended 12 Months Ended
Apr. 01, 2022
Nov. 05, 2021
Aug. 05, 2021
May 07, 2021
Mar. 11, 2021
Mar. 31, 2007
Oct. 31, 2005
Mar. 31, 2003
Dec. 31, 2021
Dec. 31, 2020
9.750% Series B Preferred Stock                    
Subsequent Event                    
Dividends declared (in dollars per share)   $ 0.609375 $ 0.609375 $ 0.609375 $ 0.609375          
Preferred stock, dividend rate (as percent)   9.75% 9.75% 9.75% 9.75%     9.75% 9.75% 9.75%
9.750% Series B Preferred Stock | Forecast                    
Subsequent Event                    
Dividends declared (in dollars per share) $ 0.609375                  
Preferred stock, dividend rate (as percent) 9.75%                  
8.05% Series C Preferred stock                    
Subsequent Event                    
Dividends declared (in dollars per share)   $ 0.503125 $ 0.503125 $ 0.503125 $ 0.503125          
Preferred stock, dividend rate (as percent)   8.05% 8.05% 8.05% 8.05%   8.05%   8.05% 8.05%
8.05% Series C Preferred stock | Forecast                    
Subsequent Event                    
Dividends declared (in dollars per share) $ 0.503125                  
Preferred stock, dividend rate (as percent) 8.05%                  
8.375% Series D Preferred Stock                    
Subsequent Event                    
Dividends declared (in dollars per share)   $ 0.523438 $ 0.523438 $ 0.523438 $ 0.523438          
Preferred stock, dividend rate (as percent)   8.375% 8.375% 8.375% 8.375% 8.375%     8.375% 8.375%
8.375% Series D Preferred Stock | Forecast                    
Subsequent Event                    
Dividends declared (in dollars per share) $ 0.523438                  
Preferred stock, dividend rate (as percent) 8.375%