Annual report pursuant to Section 13 and 15(d)

Acquisition - Summary of Unaudited Pro Forma Combined Statement of Operations (Detail)

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Acquisition - Summary of Unaudited Pro Forma Combined Statement of Operations (Detail) - USD ($)
12 Months Ended
Nov. 30, 2015
Nov. 30, 2014
Business Acquisition [Line Items]    
Revenue $ 21,091,431 $ 20,126,546
Net Income $ 8,106,343 $ 553,623
Income per share:    
Basic $ 0.85 $ 0.05
Diluted $ 0.83 $ 0.05
Income per share:    
Revenue $ 21,091,431 $ 20,126,546
Net Income 8,106,343 553,623
Prepacyte CB [Member]    
Business Acquisition [Line Items]    
Revenue 1,146,140 1,405,680
Net Income $ 299,626 $ 383,429
Income per share:    
Basic $ 0.03 $ 0.04
Diluted $ 0.03 $ 0.04
Revenue $ 21,766,278 $ 21,532,226
Net Income $ 8,405,965 $ 937,052
Income per share:    
Basic $ 0.88 $ 0.09
Diluted $ 0.86 $ 0.09
Revenue $ 1,146,140 $ 1,405,680
Net Income $ 299,626 $ 383,429