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4. DERIVATIVES (Details Narrative) (USD $)
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3 Months Ended | 6 Months Ended | ||
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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Jun. 30, 2012
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| Derivative Asset, Fair Value, Amount Not Offset Against Collateral [Abstract] | ||||
| Recognized gains and losses due to change in fair value | $ (479,000) | $ (120,000) | $ (484,000) | $ 254,000 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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