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Accounts Payable, Accrued Expenses and Other Liabilities (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022 | Dec. 31, 2021
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Payables and Accruals [Abstract] |  |  |  |  |
Collateral held under derivative agreements |  | $ 87,790 | $ 138,620 |  |
Accrued dividends payable |  | 53,006 | 53,203 |  |
Accrued interest payable |  | 35,537 | 23,943 |  |
Accounts payable and other liabilities |  | 12,429 | 7,247 |  |
General CECL Allowance on unfunded commitments |  | 4,695 | 4,347 | $ 3,928 | $ 3,106
Total | [1] | 193,457 | 227,360 |  |
Accounts payable, accrued expenses and other liabilities |  | $ 11,700 | $ 1,100 |  |
[1] | Includes $4,695 and $4,347 of General CECL Allowance related to unfunded commitments on commercial mortgage loans, subordinate loans and other lending assets, net in 2023 and 2022, respectively.

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- Definition Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121611286&loc=d3e11927-110247 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82919202-210446 + Details
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