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Business Acquisitions (Details) - USD ($)
3 Months Ended 9 Months Ended
Jan. 31, 2015
Jan. 31, 2015
Business Combinations [Abstract]    
Revenues $ 488,273 $ 2,697,446
Net loss $ (1,318,469) $ (3,560,883)
Net loss per common share - Basic and diluted $ (0.32) $ (0.87)
Weighted average number of common shares outstanding - Basic and diluted 4,092,839 4,092,839