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v3.21.2

Investment Securities Available for Sale, at Fair Value - Proceeds from Sale (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Sales Proceeds | $ 133,060 | $ 370,173 | $ 248,458 | $ 1,815,369
Realized Gains | 10,337 | 6,990 | 15,936 | 19,679
Realized Losses | (452) | (9,565) | (1,285) | (81,033)
Net Realized Gains (Losses) | (9,885) | 2,575 | (14,651) | 61,354
Agency RMBS |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Sales Proceeds |  |  |  | 992,966
Realized Gains |  |  |  | 5,402
Realized Losses |  |  |  | (15,854)
Net Realized Gains (Losses) |  |  |  | 10,452
Agency RMBS | Agency ARMs |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Sales Proceeds |  |  |  | 49,892
Realized Gains |  |  |  | 44
Realized Losses |  |  |  | (4,157)
Net Realized Gains (Losses) |  |  |  | 4,113
Agency RMBS | Agency Fixed- Rate |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Sales Proceeds |  |  |  | 943,074
Realized Gains |  |  |  | 5,358
Realized Losses |  |  |  | (11,697)
Net Realized Gains (Losses) |  |  |  | 6,339
Agency CMBS |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Sales Proceeds |  |  |  | 145,411
Realized Gains |  |  |  | 5,666
Realized Losses |  |  |  | (209)
Net Realized Gains (Losses) |  |  |  | (5,457)
Total Agency |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Sales Proceeds |  |  |  | 1,138,377
Realized Gains |  |  |  | 11,068
Realized Losses |  |  |  | (16,063)
Net Realized Gains (Losses) |  |  |  | 4,995
Non-Agency RMBS |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Sales Proceeds | 43,579 | 259,493 | 115,662 | 428,251
Realized Gains | 4,841 | 141 | 4,853 | 435
Realized Losses | 0 | (8,860) | (833) | (34,681)
Net Realized Gains (Losses) | (4,841) | 8,719 | (4,020) | 34,246
Non-Agency RMBS | Non Agency RMBS Held In Securitization Trust |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Net Realized Gains (Losses) | (4,800) |  | (4,800) |
CMBS |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Sales Proceeds | 89,481 | 110,680 | 132,796 | 248,741
Realized Gains | 5,496 | 6,849 | 11,083 | 8,176
Realized Losses | (452) | (705) | (452) | (30,289)
Net Realized Gains (Losses) | $ (5,044) | $ (6,144) | $ (10,631) | $ 22,113

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- Definition Proceeds Including Receivable For Unsettled Trades From Sale of Debt Securities, Available-for-sale + References No definition available. + Details
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- Definition Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27357-111563 + Details
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