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Fair Value of Financial Instruments - Changes in Level 3 Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2024 USD ($)
HEI Securitization Non-Controlling Interest |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | $ 59,752
Acquisitions | 0
Principal paydowns | 0
Gains (losses) in net income, net | 5,126
Other settlements, net | 0
Ending balance - March 31, 2024 | 64,878
ABS Issued |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 9,151,263
Acquisitions | 1,190,500
Principal paydowns | (294,043)
Gains (losses) in net income, net | (67,829)
Other settlements, net | 0
Ending balance - March 31, 2024 | 9,979,891
Residential Consumer Loans |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 7,050,637
Acquisitions | 1,005,659
Originations | 0
Sales | (199,338)
Principal paydowns | (185,131)
Gains (losses) in net income, net | (54,192)
Unrealized gains in OCI, net | 0
Other settlements, net | (1,043)
Ending balance - March 31, 2024 | 7,616,592
Residential investor loans |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 5,220,297
Acquisitions | 15,677
Originations | 311,119
Sales | (59,377)
Principal paydowns | (310,047)
Gains (losses) in net income, net | 5,070
Unrealized gains in OCI, net | 0
Other settlements, net | (745)
Ending balance - March 31, 2024 | 5,181,994
Consolidated Agency multifamily loans |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 425,285
Acquisitions | 0
Originations | 0
Sales | 0
Principal paydowns | (2,150)
Gains (losses) in net income, net | (347)
Unrealized gains in OCI, net | 0
Other settlements, net | 0
Ending balance - March 31, 2024 | 422,788
Trading Securities |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 40,424
Acquisitions | 47,526
Originations |
Sales | 0
Principal paydowns | (205)
Gains (losses) in net income, net | 14,475
Unrealized gains in OCI, net | 0
Other settlements, net | 0
Ending balance - March 31, 2024 | 102,220
AFS Securities |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 87,373
Acquisitions | 14,056
Originations |
Sales | 0
Principal paydowns | (90)
Gains (losses) in net income, net | 92
Unrealized gains in OCI, net | 8,656
Other settlements, net | 0
Ending balance - March 31, 2024 | 110,087
HEI |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 550,436
Acquisitions | 307
Originations | 0
Sales | 0
Principal paydowns | (11,565)
Gains (losses) in net income, net | 21,567
Unrealized gains in OCI, net | 0
Other settlements, net | 0
Ending balance - March 31, 2024 | 560,745
Servicer Advance Investments |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 225,345
Acquisitions | 0
Originations | 0
Sales | 0
Principal paydowns | (8,678)
Gains (losses) in net income, net | (634)
Unrealized gains in OCI, net | 0
Other settlements, net | 0
Ending balance - March 31, 2024 | 216,033
Excess MSRs |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 37,367
Acquisitions | 0
Originations | 0
Sales | 0
Principal paydowns | 0
Gains (losses) in net income, net | (1,245)
Unrealized gains in OCI, net | 0
Other settlements, net | 0
Ending balance - March 31, 2024 | 36,122
MSRs and Other Investments |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 28,070
Acquisitions | 176
Originations | 0
Sales | 0
Principal paydowns | (69)
Gains (losses) in net income, net | 2,464
Unrealized gains in OCI, net | 0
Other settlements, net | 0
Ending balance - March 31, 2024 | 30,641
Derivatives |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |
Beginning balance - December 31, 2023 | 8,104
Acquisitions | 0
Principal paydowns | 0
Gains (losses) in net income, net | (6,744)
Other settlements, net | (3,467)
Ending balance - March 31, 2024 | $ (2,107)

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