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Commitment and Contingencies (Details Narrative) - USD ($)
12 Months Ended
Apr. 30, 2017
Dec. 31, 2016
Mar. 31, 2015
Oct. 30, 2008
Feb. 29, 2004
Oct. 31, 2017
Oct. 31, 2016
Retirement plan description           The Company has a 401(k) Retirement Plan, which covers all the full time employees who have completed one year of service and have reached their 21st birthday. The Company matches 100% of the aggregate salary reduction contribution up to the first 3% of compensation and 50% of aggregate contribution of the next 2% of compensation.  
Aggregate contribution of retirement plan           $ 71,701 $ 67,083
Colorado [Member]              
Lease expiration date         Jan. 31, 2024    
Monthly rent expenses         $ 8,341    
Rent expenses           95,504 95,504
Staten Island [Member]              
Lease expiration date       Oct. 31, 2023      
Rent expenses           143,171 143,171
Vancouver [Member]              
Lease expiration date     Mar. 31, 2019        
Rent expenses           37,130 $ 37,745
Burlington [Member]              
Lease expiration date   Dec. 31, 2018          
Rent expenses           43,988  
North Andover [Member]              
Lease expiration date Mar. 31, 2027            
Rent expenses           $ 17,267