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Equity Equity (Preferred Stock Classification) (Details) - shares | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 200,000,000 | 200,000,000
Preferred Stock, Shares Issued | 25,572,200 | 25,572,200
Preferred Stock, Shares Outstanding | 25,572,200 | 25,572,200
Floating Rate Non-Cumulative Preferred Stock, Series A, par value $0.01 |  |
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 27,600,000 | 27,600,000
Preferred Stock, Shares Issued | 24,000,000 | 24,000,000
Preferred Stock, Shares Outstanding | 24,000,000 | 24,000,000
Series D Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 500,000 | 500,000
Preferred Stock, Shares Issued | 500,000 | 500,000
Preferred Stock, Shares Outstanding | 500,000 | 500,000
Series E Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 32,200 | 32,200
Preferred Stock, Shares Issued | 32,200 | 32,200
Preferred Stock, Shares Outstanding | 32,200 | 32,200
Series F Preferred Stock [Member] |  |
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 40,000 | 40,000
Preferred Stock, Shares Issued | 40,000 | 40,000
Preferred Stock, Shares Outstanding | 40,000 | 40,000
Series G Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 1,000,000 | 1,000,000
Preferred Stock, Shares Issued | 1,000,000 | 1,000,000
Preferred Stock, Shares Outstanding | 1,000,000 | 1,000,000
Series A Junior Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 10,000,000 | 10,000,000
Preferred Stock, Shares Issued | 0 | 0
Preferred Stock, Shares Outstanding | 0 | 0
Not Designated Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 160,827,800 | 160,827,800
Preferred Stock, Shares Issued | 0 | 0
Preferred Stock, Shares Outstanding | 0 | 0

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