Fair Value - Summary of Components of Net Fair Value Gains On Loans and Related Obligations (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
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| Fair Value Disclosures [Abstract] | ||
| Net origination gains | $ 121,646 | $ 283,808 |
| Interest income on mortgage loans | 1,617,954 | 890,857 |
| Interest expense on HMBS and nonrecourse obligations | (1,273,159) | (600,689) |
| Servicing Income (Expense) | 25,583 | 11,599 |
| Fair value changes from model amortization(2) | (228,391) | (127,576) |
| Net fair value gains from portfolio activity | 141,987 | 174,191 |
| Net fair value gains (losses) from changes in market inputs or model assumptions | 58,696 | (368,510) |
| Net fair value gains on loans and related obligations | $ 322,329 | $ 89,489 |
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- Definition Interest Income (Expense) on HMBS And Nonrecourse Obligations No definition available.
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- Definition Interest income on mortgage loans. No definition available.
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- Definition Net Fair Value Gains (Losses) From Changes In Market Inputs Or Model Assumptions No definition available.
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- Definition Net Fair Value Gains (Losses) From Model Amortization No definition available.
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- Definition Net Fair Value Gains (Losses) From Portfolio Activity No definition available.
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- Definition Net Fair Value Gains (Losses) On Loans And Related Obligations No definition available.
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- Definition Net Origination Gains (Losses) No definition available.
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- Definition Servicing Income (Expense) No definition available.
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- References No definition available.
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