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Investment in Flims (Tables)
12 Months Ended
Apr. 30, 2017
Investments Schedule [Abstract]  
Schedule of Intangible Assets

    April 30,  
    2017     2016  
Released, net of accumulated amortization   $ 648,900     $ 203,856  
Unreleased           195,126  
Accumulated amortization     (252,375 )     (83,075 )
Impairment     (44,918 )      
Intangible assets, net   $ 351,607     $ 315,907