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Summary of Significant Accounting Policies - Schedule of Expenses of Slotting Fees, Sales Discounts and Allowances are Accounted as Direct Reduction of Revenues (Details) - USD ($)
3 Months Ended 6 Months Ended
Jul. 31, 2018
Jul. 31, 2017
Jul. 31, 2018
Jul. 31, 2017
Accounting Policies [Abstract]        
Gross Sales     $ 13,585,549 $ 12,587,604
Less: Slotting, Discounts, Allowances     202,725 224,869
Net Sales $ 5,640,830 $ 7,005,434 $ 13,382,824 $ 12,362,735