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Available-for-Sale Securities, at Fair Value (Details) (USD $)
In Thousands, unless otherwise specified |
Jun. 30, 2013
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Dec. 31, 2012
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|---|---|---|
| Schedule of Available-for-sale Securities [Line Items] | ||
| Available-for-sale securities, at fair value | $ 14,892,315 | $ 13,666,954 |
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Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) [Member]
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| Schedule of Available-for-sale Securities [Line Items] | ||
| Available-for-sale securities, at fair value | 4,056,456 | 3,608,272 |
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Federal National Mortgage Association Certificates and Obligations (FNMA) [Member]
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| Schedule of Available-for-sale Securities [Line Items] | ||
| Available-for-sale securities, at fair value | 5,867,736 | 5,130,965 |
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Government National Mortgage Association Certificates and Obligations (GNMA) [Member]
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| Schedule of Available-for-sale Securities [Line Items] | ||
| Available-for-sale securities, at fair value | 2,016,636 | 2,272,866 |
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Mortgage-backed Securities, Issued by Private Enterprises [Member]
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| Schedule of Available-for-sale Securities [Line Items] | ||
| Available-for-sale securities, at fair value | $ 2,951,487 | $ 2,654,851 |
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- Definition
Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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