| Summary of Significant Accounting Policies - Income Taxes (Details) - USD ($) $ in Millions | 12 Months Ended | ||
|---|---|---|---|
| Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | |
| Income Tax Disclosure [Line Items] | |||
| Approximate amount by which basis of assets and liabilities for tax reporting purposes is higher (lower) than amount reported on consolidated balance sheet | $ 236 | ||
| Common Shares | |||
| Income Tax Disclosure [Line Items] | |||
| Ordinary income | 51.00% | 68.20% | 33.30% | 
| Long-term capital gain | 49.00% | 31.80% | 57.30% | 
| Return of capital | 0.00% | 0.00% | 9.40% | 
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- Definition Represents the approximate amount by which basis of assets and liabilities for tax reporting purposes are higher (lower) than the amount reported on consolidated balance sheet. No definition available. 
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- Definition Dividends Declared Long Term Capital Gain Percentage No definition available. 
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- Definition Represents the percentage of aggregate dividends declared during the period treated as ordinary income for federal tax purposes. No definition available. 
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- Definition Represents the percentage of aggregate dividends declared during the period treated as return of capital for federal tax purposes. No definition available. 
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- Definition [Line Items] for Income Tax Disclosure [Table] No definition available. 
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- Details 
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