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Fair Value of Financial Instruments - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2025
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Fair value option elected aggregate carrying amount, asset |  | $ 46,000
Securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Fair value option elected aggregate carrying amount, asset | $ 25,000 |
Residential Consumer Loans |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Fair value option elected aggregate carrying amount, asset | 3,850,000 | 9,160,000
Total Residential Investor Loans |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Fair value option elected aggregate carrying amount, asset | 487,000 | 1,380,000
Originations |  | 1,419,506
HEI |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Originations | $ 3,000 | $ 8,986

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