Fair Value - Summary of Commercial Mortgage Fix and Flip Loans (Detail) - Commercial Mortgage Fix and Flip Loans [Member] - Weighted Average [Member] |
9 Months Ended |
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Sep. 30, 2021 | |
| Prepayment Rate [Member] | |
| Fair Value Fix And Flip Loans Classified Under Mortgage Loans Held For Investment Measured On Recurring And Nonrecurring Basis Fair Value Measurement [Line Items] | |
| Prepayment rate (SMM) | 12.20% |
| Discount rate [Member] | |
| Fair Value Fix And Flip Loans Classified Under Mortgage Loans Held For Investment Measured On Recurring And Nonrecurring Basis Fair Value Measurement [Line Items] | |
| Discount rate | 5.40% |
| Loss frequency [Member] | |
| Fair Value Fix And Flip Loans Classified Under Mortgage Loans Held For Investment Measured On Recurring And Nonrecurring Basis Fair Value Measurement [Line Items] | |
| Loss frequency | 0.40% |
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- Definition Fair value fix and flip loans classified under mortgage loans held for investment measured on recurring and nonrecurring basis fair value measurement. No definition available.
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- Definition Share based compensation arrangement by share based payment award fair value assumptions discount rate. No definition available.
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- Definition Share based compensation arrangement by share based payment award fair value assumptions loss frequency. No definition available.
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- Definition Share based compensation arrangement by share based payment award fair value assumptions prepayment rate SMM. No definition available.
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