| Dec 31,
2011 | Dec 31,
2012 | Dec 31,
2013 | Dec 31,
2014 | Dec 31,
2015 | Dec 31,
2016 | Dec 31,
2017 | Dec 31,
2018 | Dec 31,
2019 | Dec 31,
2020 | Dec 31,
2021 | Dec 31,
2022 | Dec 31,
2023 |
|---|
| Net (loss) income | 40 | 74 | 68 | 28 | 17 | 43 | 34 | 7 | -153 | 178 | 102 | 143 | -6 |
|---|
| Realized loss (gain) on sales of investments, net | - | - | - | - | - | - | - | -23 | -6 | 308 | 7 | -89 | -75 |
|---|
| Unrealized (gain) loss on investments, net | - | - | - | - | - | - | - | - | - | - | -15 | -213 | 143 |
|---|
| Loss (gain) on derivative instruments, net | - | - | - | - | - | - | - | - | - | - | - | 436 | -33 |
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| Amortization | - | - | - | 138 | 152 | 151 | 158 | 143 | 134 | 126 | 118 | 98 | 75 |
|---|
| Other Depreciation and Amortization | - | - | - | 9 | 5 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 |
|---|
| Share-based compensation expense | 1 | 2 | 2 | 3 | 3 | 3 | 2 | 1 | 1 | 2 | 3 | 4 | 5 |
|---|
| (Increase) decrease in accrued interest receivable | 7 | 10 | -1 | -1 | 2 | -2 | -1 | 1 | 5 | -12 | -0 | 1 | 13 |
|---|
| Increase (Decrease) in Interest Payable, Net | 1 | 1 | -0 | -1 | -0 | 1 | 1 | 7 | 5 | -14 | -0 | 15 | 37 |
|---|
| Change in other assets and liabilities, net | -2 | 1 | 7 | -0 | 2 | 1 | -0 | 4 | 1 | -4 | 5 | 2 | 2 |
|---|
| Net cash provided by operating activities | 71 | 149 | 209 | 215 | 217 | 211 | 204 | 181 | 175 | 174 | 147 | 126 | 62 |
|---|
| Purchases of investments | - | - | - | - | - | - | - | - | - | - | - | 1,553 | 3,578 |
|---|
| Principal payments received on trading securities | - | - | - | - | - | - | - | - | - | - | - | 124 | 233 |
|---|
| Principal payments received on trading securities | - | - | - | - | - | - | - | - | - | - | - | 124 | 233 |
|---|
| Principal payments received on available-for-sale investments | - | - | 913 | 518 | 494 | 449 | 307 | 189 | 537 | 475 | 431 | 226 | 86 |
|---|
| Principal payments received on available-for-sale investments | - | - | 913 | 518 | 494 | 449 | 307 | 189 | 537 | 475 | 431 | 226 | 86 |
|---|
| Proceeds from sales of trading securities | - | - | - | - | - | - | - | - | - | - | - | 589 | 348 |
|---|
| Proceeds from sales of trading securities | - | - | - | - | - | - | - | - | - | - | - | 589 | 348 |
|---|
| Proceeds from Sale of Debt Securities, Available-for-sale | - | - | - | - | - | - | 1,073 | 733 | 1,033 | 4,492 | - | - | - |
|---|
| Proceeds from sales of available-for-sale investments | - | - | - | - | - | - | - | - | - | - | - | 96 | - |
|---|
| Principal payments received on mortgage loans held for investment | - | - | - | - | - | - | - | - | - | - | - | 2 | 1 |
|---|
| Principal payments received on mortgage loans held for investment | - | - | - | - | - | - | - | - | - | - | - | 2 | 1 |
|---|
| Net receipts on derivatives, including terminations | - | - | 39 | 11 | 40 | 61 | -22 | 6 | 185 | 185 | -86 | -454 | 96 |
|---|
| Net receipts on derivatives, including terminations | - | - | 39 | 11 | 40 | 61 | -22 | 6 | 185 | 185 | -86 | -454 | 96 |
|---|
| Increase (Decrease) Cash Collateral from Counterparties | - | - | - | - | - | - | - | - | - | - | -6 | -1 | 46 |
|---|
| Increase (Decrease) Cash Collateral from Counterparties | - | - | - | - | - | - | - | - | - | - | -6 | -1 | 46 |
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| Net cash used in investing activities | -916 | -1,691 | -165 | 424 | -209 | 68 | 87 | -869 | -1,604 | 2,348 | -555 | -65 | -2,960 |
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| Net cash used in investing activities | -916 | -1,691 | -165 | 424 | -209 | 68 | 87 | -869 | -1,604 | 2,348 | -555 | -65 | -2,960 |
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| Proceeds from Issuance of Debt | - | - | - | - | 23,555 | 40,595 | 84,877 | 105,236 | 102,505 | 31,054 | 12,635 | 16,249 | 23,502 |
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| Repayments of repurchase agreement borrowings | - | - | - | - | 23,459 | 40,805 | 85,210 | 104,534 | 101,021 | 33,369 | 12,222 | 16,454 | 20,766 |
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| Proceeds from (Repayments of) Secured Debt | -15 | -41 | -18 | -2 | -2 | -2 | -1 | -2 | -1 | -3 | -0 | - | - |
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| Proceeds from issuance of preferred stock | - | - | - | - | - | 1 | 31 | 2 | 20 | 108 | - | - | - |
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| Proceeds from issuance of common stock | 95 | 124 | 7 | 0 | 0 | 0 | 47 | 42 | 64 | 10 | 237 | 247 | 43 |
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| Proceeds from issuance of common stock | 95 | 124 | 7 | 0 | 0 | 0 | 47 | 42 | 64 | 10 | 237 | 247 | 43 |
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| Payments related to tax withholding for share-based compensation | - | - | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 |
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| Cash paid for redemption of preferred stock | - | - | - | - | - | - | - | - | - | 100 | 70 | - | - |
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| Dividends paid | 41 | 59 | 69 | 65 | 61 | 52 | 48 | 53 | 68 | 52 | 59 | 72 | 93 |
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| Cash paid for stock issuance costs | - | - | - | - | - | 0 | 0 | 0 | 0 | - | 0 | - | - |
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| Net cash provided by (used in) financing activities | 875 | 1,549 | -30 | -664 | -18 | -238 | -304 | 690 | 1,474 | -2,353 | 520 | -32 | 2,686 |
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| Cash paid for common stock repurchases | - | 1 | 7 | - | 41 | 0 | - | - | 25 | 0 | - | - | - |
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| Payments related to tax withholding for share-based compensation | - | - | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 |
|---|
| Dividends paid | 41 | 59 | 69 | 65 | 61 | 52 | 48 | 53 | 68 | 52 | 59 | 72 | 93 |
|---|
| Net cash provided by (used in) financing activities | 875 | 1,549 | -30 | -664 | -18 | -238 | -304 | 690 | 1,474 | -2,353 | 520 | -32 | 2,686 |
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| Net (decrease) increase in cash including cash posted to counterparties | - | - | - | - | - | - | -12 | 2 | 46 | 168 | 112 | 29 | -212 |
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| Cash paid for interest | - | - | - | - | - | - | - | - | 109 | 46 | 6 | 29 | 179 |
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| Cash paid for stock issuance costs | - | - | - | - | - | 0 | 0 | 0 | 0 | - | 0 | - | - |
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