LOAN SALES AND SECURITIZATIONS LOAN SALES AND SECURTIZIATIONS - Residential Mortgage Portfolio, MSRs Fair Value Method Key Assumptions (Details) |
3 Months Ended | 12 Months Ended |
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Sep. 30, 2018 |
Dec. 31, 2017 |
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| Fair value method | Residential Mortgage | ||
| Servicing Assets at Fair Value [Line Items] | ||
| Spread over forward interest rate swap rates, actual | 0.00% | 0.00% |
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- Definition Discount rate used to estimate the fair value of servicing assets and servicing liabilities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
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