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Other Liabilities (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
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Other Liabilities [Abstract] |  |
Dividends and dividend equivalents payable | $ 22,758 | $ 90,749
Accrued interest payable | 14,588 | 18,238
Accrued expenses and other | 29,136 | 42,819
Total Other Liabilities | $ 66,482 | $ 151,806

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