Business, Basis of Presentation, and Accounting Policies - Additional Information (Details) - USD ($) $ in Billions |
Mar. 31, 2022 |
Dec. 31, 2021 |
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| Accounting Policies [Abstract] | ||
| Account balance in trust for investors and escrow balances for mortgagors | $ 1.0 | $ 1.1 |
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- References No definition available.
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| X | ||||||||||
- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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