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Purchase of interest in Aerex Industries, Inc. (Details) - USD ($)
3 Months Ended
Feb. 11, 2016
Mar. 31, 2016
Mar. 31, 2015
Cash consideration      
Total cash consideration   $ 7,742,853 $ 0
Aerex Industries Inc [Member]      
Cash consideration      
Purchase price (excluding working capital) $ 7,140,000    
Working capital adjustment 605,179    
Cash acquired (2,326)    
Total cash consideration $ 7,742,853