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Capital and Liquidity Requirements (Details) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended
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Sep. 30, 2025 | Dec. 31, 2024
Compliance with Regulatory Capital Requirements under Banking Regulations |  |
Percentage of Freddie Mac's liquidity requirement of outstanding principal of TAH loans serviced | 8.00% | 8.00%
Outstanding borrower advances | $ 2.6 | $ 0.5
Seller/Servicer Agreements |  |
Compliance with Regulatory Capital Requirements under Banking Regulations |  |
Amount of capital in excess of aggregate regulatory requirements | $ 380.5 | $ 370.2

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- Definition Percentage of liquidity requirement of outstanding principal of targeted affordable housing loans serviced. + References No definition available. + Details
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