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Available-for-Sale Securities, at Fair Value Schedule of Realized Gain (Loss) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2013
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Sep. 30, 2012
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| Schedule of Available-for-sale Securities [Line Items] | ||||
| Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds | $ 3,070,334 | $ 4,056,691 | ||
| Available-for-sale Securities, Gross Realized Gains (Losses), Amortized Cost Sold | 3,304,872 | 4,219,860 | ||
| Available-for-sale Securities, Gross Realized Gains | 27,786 | 0 | 103,451 | 11,663 |
| Available-for-sale Securities, Gross Realized Losses | (262,323) | (221) | (266,620) | (1,850) |
| Available-for-sale Securities, Gross Realized Gain (Loss) | $ (234,537) | $ (221) | $ (163,169) | $ 9,813 |
| X | ||||||||||
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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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- Definition
This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The total amount of proceeds received for the sale of securities, categorized neither as held-to-maturity nor trading securities, during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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