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Organization and Description of Business (Details Textual) - USD ($)
3 Months Ended 6 Months Ended 90 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Organization and Description of Business [Line Items]          
Net loss $ 1,796,000 $ 1,626,000 $ 3,379,000 $ 3,273,000 $ 24,639,000