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Stockholders' Equity - Preferred Stock Outstanding (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023
Class of Stock [Line Items] |  |
Carrying Value (in millions) | $ 4,845 | $ 4,845
Series I |  |
Class of Stock [Line Items] |  |
Per Annum Dividend Rate | 5.00% |
Liquidation Preference per Share (in dollars per share) | $ 1,000 |
Total Shares Outstanding (in shares) | 1,500,000 |
Carrying Value (in millions) | $ 1,462 | 1,462
Series J |  |
Class of Stock [Line Items] |  |
Per Annum Dividend Rate | 4.80% |
Liquidation Preference per Share (in dollars per share) | $ 1,000 |
Total Shares Outstanding (in shares) | 1,250,000 |
Carrying Value (in millions) | $ 1,209 | 1,209
Series K |  |
Class of Stock [Line Items] |  |
Per Annum Dividend Rate | 4.625% |
Liquidation Preference per Share (in dollars per share) | $ 1,000 |
Total Shares Outstanding (in shares) | 125,000 |
Carrying Value (in millions) | $ 122 | 122
Series L |  |
Class of Stock [Line Items] |  |
Per Annum Dividend Rate | 4.375% |
Liquidation Preference per Share (in dollars per share) | $ 1,000 |
Total Shares Outstanding (in shares) | 675,000 |
Carrying Value (in millions) | $ 652 | 652
Series M |  |
Class of Stock [Line Items] |  |
Liquidation Preference per Share (in dollars per share) | $ 1,000 |
Total Shares Outstanding (in shares) | 1,000,000 |
Carrying Value (in millions) | $ 988 | 988
Series M | Maximum |  |
Class of Stock [Line Items] |  |
Per Annum Dividend Rate | 3.95% |
Series M | Minimum |  |
Class of Stock [Line Items] |  |
Per Annum Dividend Rate | 3.157% |
Series N |  |
Class of Stock [Line Items] |  |
Per Annum Dividend Rate | 4.25% |
Liquidation Preference per Share (in dollars per share) | $ 1,000 |
Total Shares Outstanding (in shares) | 425,000 |
Carrying Value (in millions) | $ 412 | $ 412

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