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Shareholders' Equity - Additional Information (Details) $ / shares in Units, $ in Millions |  | 1 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Jul. 26, 2021 USD ($) $ / shares shares | Sep. 30, 2021 USD ($) shares | Sep. 30, 2021 shares | Dec. 31, 2020 shares
Class of Stock [Line Items] |  |  |  |
Preferred shares issued |  | 4,000,000 | 4,000,000 | 4,000,000
Preferred shares outstanding |  | 4,000,000 | 4,000,000 | 4,000,000
Common shares issued |  | 224,000,000 | 224,000,000 | 168,000,000
Series A Preferred Shares [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred shares issued |  | 4,000,000 | 4,000,000 |
Preferred shares outstanding |  | 4,000,000 | 4,000,000 |
Preferred shares conversion description |  |  | The Series A Preferred Shares will be automatically converted into shares of common stock on a one for one basis upon the last day of 2026. |
Preferred shares convertible into common share, number of shares |  |  | 1 |
Series B Preferred Shares [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Number of shares sold | 800,000 |  |  |
Aggregate purchase price | $ | $ 800 |  |  |
Percentage of annual dividend rate | 5.50% |  |  |
Liquidation preference per share | $ / shares | $ 24.60 |  |  |
Common Shares [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Common shares issued |  | 22,716,049 | 22,716,049 |
Proceeds from issuance of common stock, net of related expenses | $ |  | $ 446 |  |

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