Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Textual (Details)

v3.6.0.2
Summary of Significant Accounting Policies - Textual (Details) - USD ($)
12 Months Ended
Nov. 30, 2016
Nov. 30, 2015
Nov. 30, 2014
Finite-Lived Intangible Assets [Line Items]      
Intangible asset useful life 17 years    
Loss on write off of intangibles $ 0 $ 220,286 $ 90,248
Decrease in reserve for open cooperative advertising 589,167 670,513 786,306
Summary of Significant Accounting Policies (Textual) [Abstract]      
Shipping costs 447,410 616,367 1,012,623
Advertising, cooperative and promotional expenses 1,219,413 3,524,074 6,155,051
Research and development expense 46,382 75,208 $ 458,984
Deferred income taxes $ 2,148,764 $ 2,254,322  
Patents      
Finite-Lived Intangible Assets [Line Items]      
Intangible asset useful life 17 years