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Trading Securities, at Fair Value (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Schedule of Trading Securities and Other Trading Assets [Line Items] | |||
| Trading Securities, Cost | $ 996,121 | $ 997,013 | |
| Trading securities, at fair value | 1,000,180 | 1,002,062 | |
| Trading Securities, Gross Unrealized Gain (Loss) | 4,059 | 5,048 | |
| Proceeds from sales of trading securities | 1,000,946 | 1,001,904 | 1,222,959 |
| Trading Securities, Amortized Cost Sold | 997,899 | 1,000,207 | 1,219,636 |
| Trading Securities, Realized Gain (Loss) | 3,047 | 1,697 | 3,324 |
| Trading Securities, Change in Unrealized Holding Gain (Loss) | (990) | 1,996 | 3,529 |
| Assets Sold under Agreements to Repurchase, Market Value | 13,950,459 | 14,287,224 | |
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US Treasury Securities [Member]
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| Schedule of Trading Securities and Other Trading Assets [Line Items] | |||
| Assets Sold under Agreements to Repurchase, Market Value | $ 1,000,180 | $ 1,002,062 | |
| X | ||||||||||
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- Definition
The cash inflow associated with sale of trading securities. No definition available.
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| X | ||||||||||
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- Definition
The total amount of amortized cost of trading securities sold during the reporting period. No definition available.
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| X | ||||||||||
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- Definition
The net amount of gross unrealized gains (losses) for trading securities, at a point in time. No definition available.
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| X | ||||||||||
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- Definition
Market value of assets sold under agreements to repurchase when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under repurchase agreements exceeds 10 percent of total assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Cost of investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading. No definition available.
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| X | ||||||||||
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- Definition
This item represents the gain (loss) realized during the period from the sale of trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of unrealized holding gain (loss) recognized in the income statement for investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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