Annual report pursuant to Section 13 and 15(d)

Description of Business and Summary of Significant Accounting Policies - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail)

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Description of Business and Summary of Significant Accounting Policies - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($)
 12 Months Ended
Nov. 30, 2018
Nov. 30, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total $ 875,689 $ 439,322
Contingent consideration 4,282,975  
Fair Value, Measurements, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 68,816 96,600
Available-for-sale securities 806,873 342,722
Total 875,689 439,322
Contingent consideration 4,282,975  
Total 4,282,975  
Fair Value, Measurements, Recurring [Member] | Contingent Consideration [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Additions - Cord:Use earnout 4,698,255  
Fair value adjustment as of November 30, 2018 (415,280)  
Ending balance as of November 30, 2018 4,282,975  
Level 1 [Member] | Fair Value, Measurements, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 68,816 96,600
Available-for-sale securities 806,873 342,722
Total 875,689 $ 439,322
Level 3 [Member] | Fair Value, Measurements, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Contingent consideration 4,282,975  
Total $ 4,282,975