Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Textual (Details)

v3.10.0.1
Summary of Significant Accounting Policies - Textual (Details) - USD ($)
3 Months Ended 12 Months Ended
Nov. 30, 2018
Aug. 31, 2018
May 31, 2018
Feb. 28, 2018
Nov. 30, 2017
Aug. 31, 2017
May 31, 2017
Feb. 28, 2017
Nov. 30, 2018
Nov. 30, 2017
Finite-Lived Intangible Assets [Line Items]                    
Intangible asset useful life                 17 years  
Loss on write off of intangibles                 $ 0 $ 1,070
Estimated lag In coupon redemptions                 42 days  
Sales returns, basis of estimated returns                 3 months  
Duration accounts remain open, unless deduction still likely                 3 years  
Decrease in reserve for open cooperative advertising                 $ 535,096 817,972
Summary of Significant Accounting Policies (Textual) [Abstract]                    
Cost of sales $ 1,535,795 $ 1,489,281 $ 1,859,301 $ 1,648,963 $ 1,404,370 $ 1,989,572 $ 2,345,980 $ 1,707,854 6,533,340 7,447,776
Advertising, cooperative and promotional expenses                 1,591,227 1,769,748
Research and development expense                 62,989 58,920
Shipping Costs                    
Summary of Significant Accounting Policies (Textual) [Abstract]                    
Cost of sales                 $ 613,440 346,408
Patents                    
Finite-Lived Intangible Assets [Line Items]                    
Intangible asset useful life                 17 years  
Trademarks                    
Finite-Lived Intangible Assets [Line Items]                    
Loss on write off of intangibles                 $ 0 $ 1,070