Quarterly report pursuant to Section 13 or 15(d)

Inventory - Components of Inventory (Detail)

v3.21.2
Inventory - Components of Inventory (Detail) - USD ($)
Aug. 31, 2021
Nov. 30, 2020
Inventory [Line Items]    
Collection kits $ 34,948 $ 33,006
Inventory reserve (7,718) (7,718)
Total inventory 11,689,863 11,991,352
All Other [Member]    
Inventory [Line Items]    
Work-in-process 159,781 273,430
Finished goods 77,185 63,327
Public Banking [Member]    
Inventory [Line Items]    
Finished goods $ 11,425,667 $ 11,629,307