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Income Taxes (Details 1) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Dec. 31, 2013
--- | --- | ---
Deferred tax assets: |  |
Capitalized start up costs | $ 23 | $ 24
Deferred transaction costs | 842 | 0
Stock-based compensation | 622 | 622
Net operating loss carryover | 63,453 | 62,372
Other | 3 | 18
Deferred tax assets | 64,943 | 63,036
Valuation allowance | (64,311) | (61,111)
Deferred tax liabilities: |  |
Property, plant and equipment | (8) | (11)
Investment in partnership | (624) | (1,914)
Deferred tax liabilities | (632) | (1,925)
Net deferred tax asset | $ 0 | $ 0

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