XML 54 R42.htm IDEA: XBRL DOCUMENT
v3.21.2

Other Investments (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2021
Investments, All Other Investments [Abstract] |
Summary of Other Investments | Other investments at September 30, 2021 and December 31, 2020 are summarized in the following table. Table 10.1 – Components of Other Investments
(In Thousands) |  | September 30, 2021 |  | December 31, 2020
Servicer advance investments |  | $ | 170,062 |  |  | $ | 231,489 |
HEIs |  | 167,856 |  |  | 42,440 |
Strategic investments |  | 31,108 |  |  | 4,449 |
Excess MSRs |  | 29,185 |  |  | 34,418 |
Mortgage servicing rights |  | 12,389 |  |  | 8,815 |
Other |  | 11,766 |  |  | 26,564 |
Total Other Investments |  | $ | 422,366 |  |  | $ | 348,175 |
Components of Servicer Advance Investments | The servicer advance receivables were comprised of the following types of advances at September 30, 2021 and December 31, 2020. Table 10.2 – Components of Servicer Advance Receivables
(In Thousands) |  | September 30, 2021 |  | December 31, 2020
Principal and interest advances |  | $ | 77,116 |  |  | $ | 110,923 |
Escrow advances (taxes and insurance advances) |  | 62,117 |  |  | 79,279 |
Corporate advances |  | 20,175 |  |  | 27,454 |
Total Servicer Advance Receivables |  | $ | 159,408 |  |  | $ | 217,656 |

X
- Definition Summary Of Other Investments [Table Text Block] + References No definition available. + Details
Name: | rwt_SummaryOfOtherInvestmentsTableTextBlock
Namespace Prefix: | rwt_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of the activity in the balance of servicing assets (including a description of where changes in fair value are reported in the statement of income for each period for which results of operations are presented), including but not limited to, the following: beginning and ending balances, additions (for instance, through purchases of servicing assets), disposals, changes in fair value during the period resulting from changes in inputs or assumptions used in the valuation model, other changes in fair value along with a description of those changes, and other changes that affect the balance along with a description of those changes. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746 + Details
Name: | us-gaap_ScheduleOfServicingAssetsAtFairValueTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration