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Project Development Costs Project Development Costs (Details Textual) (USD $)
0 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Mar. 08, 2013
Subsequent Event [Member]
Development Costs [Line Items]      
Option payment deferred lease costs $ 750,000    
Additional option payment for extension of option exercise period 750,000    
Project developments costs agreement payments     472,603
Project development costs $ 11,516,000 $ 957,000