Available-for-Sale Securities, at Fair Value Schedule of Realized Gain (Loss) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2019 |
Sep. 30, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
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| Debt Securities, Available-for-sale [Abstract] | ||||
| Proceeds from sales of available-for-sale securities | $ 6,100,000 | $ 5,400,000 | $ 14,065,573 | $ 9,156,686 |
| Amortized cost of available-for-sale securities sold | 5,900,000 | 5,500,000 | 13,800,000 | 9,300,000 |
| Gross realized gains | 254,655 | 6,603 | 380,808 | 16,357 |
| Gross realized losses | (4,388) | (48,758) | (124,409) | (117,075) |
| Total realized gains (losses) on sales, net | $ 250,267 | $ (42,155) | $ 256,399 | $ (100,718) |
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- Definition The total amount of amortized cost of securities, categorized neither as held-to-maturity nor trading securities, sold during the reporting period. No definition available.
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- References No definition available.
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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). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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