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Subsequent Events (Details) - USD ($)
$ / shares in Units, $ in Thousands
Aug. 01, 2024
Apr. 04, 2019
Mar. 31, 2019
Dec. 31, 2018
May 09, 2016
Subsequent Event [Line Items]          
Preferred stock, shares issued     13,750 13,750  
Preferred stock, par value (in usd per share)     $ 1 $ 1  
Liquidation preference (per share)     $ 10,000 $ 10,000  
Liquidation preference value         $ 137,500
Series D Depositary Shares | Subsequent Event          
Subsequent Event [Line Items]          
Preferred stock, shares issued   4,000,000      
Liquidation preference (per share)   $ 25      
Ownership interest per depositary share   0.25%      
Series D Preferred Stock | Subsequent Event          
Subsequent Event [Line Items]          
Dividend rate per share   6.10%      
Preferred stock, par value (in usd per share)   $ 1.00      
Liquidation preference (per share)   $ 10,000      
Liquidation preference value   $ 100,000      
Variable dividend rate after August 1, 2024 3.859%