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Fair Value - Schedule of Significant Assumptions used in Valuation (Details) | Dec. 31, 2024 year USD ($) | Dec. 31, 2023 year USD ($)
--- | --- | ---
Life in years | Loans Held for Investment |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 4.2 | 5.2
Life in years | HMBS - Related Borrowings |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 4.2 | 5.2
Life in years | Mortgage Servicing Rights Pledged |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 4.7 | 4.3
Weighted average prepayment speed | Loans Held for Investment |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.213 | 0.172
Weighted average prepayment speed | Fair Value Agency Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.064 | 0.077
Weighted average prepayment speed | Fair Value Non Agency Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.078 | 0.079
Weighted average prepayment speed | HMBS - Related Borrowings |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.213 | 0.172
Weighted average prepayment speed | Mortgage Servicing Rights Pledged |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.054 | 0.065
Weighted average delinquency rate | Fair Value Agency Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.012 | 0.013
Weighted average delinquency rate | Fair Value Non Agency Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.104 | 0.100
Weighted average delinquency rate | Mortgage Servicing Rights Pledged |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.030 | 0.028
Weighted average discount rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.100 | 0.094
Weighted average discount rate | Loans Held for Investment |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.054 | 0.049
Weighted average discount rate | Fair Value Agency Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.100 | 0.092
Weighted average discount rate | Fair Value Non Agency Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.109 | 0.114
Weighted average discount rate | HMBS - Related Borrowings |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.053 | 0.049
Weighted average discount rate | Mortgage Servicing Rights Pledged |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.103 | 0.096
Weighted average cost to service (in dollars) | Fair Value Agency Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | $ | 71 | 71
Weighted average cost to service (in dollars) | Fair Value Non Agency Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | $ | 193 | 192
Weighted average cost to service (in dollars) | Mortgage Servicing Rights Pledged |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | $ | 133 | 130
Minimum | Life in years | Loans Held for Investment |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.4 | 0.8
Minimum | Life in years | HMBS - Related Borrowings |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.4 | 0.8
Minimum | Weighted average prepayment speed | Loans Held for Investment |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.131 | 0.120
Minimum | Weighted average prepayment speed | HMBS - Related Borrowings |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.131 | 0.120
Maximum | Life in years | Loans Held for Investment |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 7.6 | 7.9
Maximum | Life in years | HMBS - Related Borrowings |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 7.6 | 7.9
Maximum | Weighted average prepayment speed | Loans Held for Investment |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.316 | 0.354
Maximum | Weighted average prepayment speed | HMBS - Related Borrowings |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Measurement inputs | 0.316 | 0.354

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