XML 77 R51.htm IDEA: XBRL DOCUMENT
v3.20.4

Mortgage Banking Activities (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |
Components of Mortgage Banking Activities, Net | The following table presents the components of Mortgage banking activities, net, recorded in our consolidated statements of income for the years ended December 31, 2020, 2019, and 2018. Table 19.1 – Mortgage Banking Activities
|  | Years Ended December 31,
(In Thousands) |  | 2020 |  | 2019 |  | 2018
Residential Mortgage Banking Activities, Net |  |  |  |  |  |
Changes in fair value of: |  |  |  |  |  |
Residential loans, at fair value (1) |  | $ | 41,284 |  |  | $ | 63,527 |  |  | $ | 21,808 |
Trading securities (2) |  | (4,535) |  |  | — |  |  | — |
Risk management derivatives (3) |  | (26,376) |  |  | (17,519) |  |  | 35,248 |
Other income (expense), net (4) |  | (6,652) |  |  | 1,735 |  |  | 2,567 |
Total residential mortgage banking activities, net |  | 3,721 |  |  | 47,743 |  |  | 59,623 |
Business Purpose Mortgage Banking Activities, Net |  |  |  |  |  |
Changes in fair value of: |  |  |  |  |  |
Single-family rental loans, at fair value (1) |  | 82,510 |  |  | 17,004 |  |  | 453 |
Risk management derivatives (3) |  | (21,403) |  |  | 1,796 |  |  | (510) |
Bridge loans, at fair value |  | (4,998) |  |  | 4,518 |  |  | — |
Other income, net (5) |  | 18,642 |  |  | 16,205 |  |  | — |
Total business purpose mortgage banking activities, net |  | 74,751 |  |  | 39,523 |  |  | (57) |
Mortgage Banking Activities, Net |  | $ | 78,472 |  |  | $ | 87,266 |  |  | $ | 59,566 |
(1)For residential loans, includes changes in fair value for associated loan purchase and forward sale commitments. For single-family rental loans, includes changes in fair value for associated interest rate lock commitments. (2)Represents fair value changes on trading securities that are being used along with risk management derivatives as hedges to manage the mark-to-market risks associated with our residential mortgage banking operations. (3)Represents market valuation changes of derivatives that were used to manage risks associated with our mortgage banking operations. (4)Amounts in this line item include other fee income from loan acquisitions, provisions for repurchase expense, and expenses related to resolving residential loan seller demands, presented net. (5)Amounts in this line item include other fee income from loan originations.

X
- Definition Tabular disclosure of the components of mortgage banking activities, net. This includes market valuations related to residential and commercial loans, retained Sequoia IOs, and mortgage banking derivatives, as well as realized gains or losses associated with residential and commercial loan sales and securitizations. + References No definition available. + Details
Name: | rwt_IncomeAndExpenseAttributableToMortgageBankingActivitiesTableTextBlock
Namespace Prefix: | rwt_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration