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Investment in American Shale Oil, LLC (Tables) | 12 Months Ended
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Dec. 31, 2015
Investment in American Shale Oil, Llc [Abstract] |
Summary in the change in balance of the company's investment in AMSO, LLC |
|  | Year ended December 31,
(in thousands) |  | 2015 |  | 2014 |  | 2013
Balance, beginning of period |  | $ | (252 | ) |  | $ | (252 | ) |  | $ | 242 |
Capital contributions |  |  | 250 |  |  |  | — |  |  |  | 2,700 |
Equity in net loss of AMSO, LLC |  |  | (397 | ) |  |  | — |  |  |  | (3,194 | )
Balance, end of period |  | $ | (399 | ) |  | $ | (252 | ) |  | $ | (252 | )
Summarized balance sheets of AMSO, LLC |
December 31 (in thousands) |  | 2015 |  | 2014
ASSETS |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 204 |  |  | $ | 1,052
Restricted cash and cash equivalents |  |  | 47 |  |  |  | 47
Other current assets |  |  | 85 |  |  |  | 119
Equipment, net |  |  | 181 |  |  |  | 242
Other assets |  |  | 861 |  |  |  | 861
TOTAL ASSETS |  | $ | 1,378 |  |  | $ | 2,321
LIABILITIES AND MEMBERS’ INTERESTS |  |  |  |  |  |  |
Current liabilities |  | $ | 654 |  |  | $ | 1,324
Other liabilities |  |  | 861 |  |  |  | 861
Members’ interests |  |  | (137 | ) |  |  | 136
TOTAL LIABILITIES AND MEMBERS’ INTERESTS |  | $ | 1,378 |  |  | $ | 2,321
Summarized statements of operations AMSO, LLC |
|  | Year ended December 31,
(in thousands) |  | 2015 |  | 2014 |  | 2013
REVENUES |  | $ | — |  |  | $ | — |  |  | $ | — |
OPERATING EXPENSES: |  |  |  |  |  |  |  |  |  |  |  |
General and administrative |  |  | 403 |  |  |  | 456 |  |  |  | 566 |
Research and development |  |  | 4,782 |  |  |  | 7,755 |  |  |  | 8,601 |
TOTAL OPERATING EXPENSES |  |  | 5,185 |  |  |  | 8,211 |  |  |  | 9,167 |
Loss from operations |  |  | (5,185 | ) |  |  | (8,211 | ) |  |  | (9,167 | )
Other income |  |  | — |  |  |  | — |  |  |  | 41 |
NET LOSS |  | $ | (5,185 | ) |  | $ | (8,211 | ) |  | $ | (9,126 | )

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