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SECURITIES (Additional Information) (Detail) (USD $)
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3 Months Ended |
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Mar. 31, 2013
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| Proceeds from Sale of Available-for-sale Securities, Debt | $ 1,200,000 |
| Available-for-sale Debt Securities Gross Unrealized Gain | $ 123,000 |
| X | ||||||||||
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- Definition
Amount of unrealized gain before deducting unrealized loss on investments in debt securities classified as available-for-sale securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The cash inflow associated with the sale of debt securities classified as available-for-sale securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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