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Investment in American Shale Oil, LLC (Details 1) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2013
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Maximum exposure to additional loss |
AMSO's committed investment in AMSO, LLC based on the 2013 budget | $ 4,249
Less: cumulative capital contributions to AMSO, LLC | (2,345)
Less: liability for equity loss in AMSO, LLC at September 30, 2013 | (20)
Maximum exposure to additional loss | $ 1,884

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