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SECURITIES - Summary of Residential Securities and CMBS (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2021 USD ($)
Debt Securities, Available-For-Sale [Roll Forward] |
Beginning balance January 1, 2021 | $ 75,652,396
Purchases | 5,607,648
Sales and transfers | (3,104,320)
Principal paydowns | (4,986,747)
(Amortization) / accretion | 12,290
Fair value adjustment | (1,331,830)
Ending balance March 31, 2021 | 71,849,437
Residential Securities |
Debt Securities, Available-For-Sale [Roll Forward] |
Beginning balance January 1, 2021 | 75,571,654
Purchases | 5,607,648
Sales and transfers | (3,025,550)
Principal paydowns | (4,986,747)
(Amortization) / accretion | 12,006
Fair value adjustment | (1,333,695)
Ending balance March 31, 2021 | 71,845,316
Commercial Securities |
Debt Securities, Available-For-Sale [Roll Forward] |
Beginning balance January 1, 2021 | 80,742
Purchases | 0
Sales and transfers | (78,770)
Principal paydowns | 0
(Amortization) / accretion | 284
Fair value adjustment | 1,865
Ending balance March 31, 2021 | $ 4,121

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