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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended 12 Months Ended
Feb. 28, 2020
Apr. 15, 2013
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Sep. 30, 2024
Jun. 30, 2024
Mar. 31, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Mar. 02, 2020
Dividend declared per share, common stock (in dollars per share)     $ 0.36 $ 0.36 $ 0.36 $ 0.35 $ 0.35 $ 0.35 $ 0.35        
Adjustments related to tax withholding for share-based compensation                   $ 5.0 $ 1.5    
RSUs                          
Shares paid for tax withholding for share based compensation (in shares)                   489,212 129,949    
Series B Preferred Stock                          
Preferred stock, dividend rate (as a percent)     7.50% 7.50% 7.50% 7.50% 7.50% 7.50% 7.50% 7.50%   7.50%  
Preferred stock, cash dividends declared (in dollars per share)     $ 0.46875 $ 0.46875 $ 0.46875 $ 0.46875 $ 0.46875 $ 0.46875 $ 0.46875        
Series C Preferred Stock                          
Preferred stock, dividend rate (as a percent)     9.90226% 9.90578% 6.50% 6.50% 6.50% 6.50% 6.50% 6.50%   6.50%  
Preferred stock, cash dividends declared (in dollars per share)     $ 0.639521 $ 0.619110 $ 0.40625 $ 0.406250 $ 0.40625 $ 0.40625 $ 0.406250        
Preferred Stock | Series B Preferred Stock                          
Preferred stock, dividend rate (as a percent)   7.50% 7.50%       7.50%            
Preferred stock, liquidation preference per share (in dollars per share)   $ 25.00 $ 25.00       $ 25.00     $ 25.00 $ 25.00    
Preferred Stock | Series C Preferred Stock                          
Preferred stock, dividend rate (as a percent) 6.50%   6.50%       6.50%            
Preferred stock, liquidation preference per share (in dollars per share) $ 25.00   $ 25.00       $ 25.00     $ 25.00 $ 25.00   $ 25.00