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Investment in Joint Venture (Investee Losses in Excess of Investment) (Details 1) - Enfission LLC [Member] | Dec. 31, 2018 USD ($)
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Current assets |
Cash | $ 700,000
Other current assets | 700,000
Total assets | 1,400,000
Current liabilities | 1,900,000
Total liabilities | $ 1,900,000

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