Annual report [Section 13 and 15(d), not S-K Item 405]

Inventory - Components of Inventory (Detail)

v3.25.0.1
Inventory - Components of Inventory (Detail) - USD ($)
Nov. 30, 2024
Nov. 30, 2023
Inventory [Line Items]    
Collection kits $ 48,813 $ 47,739
Inventory reserve (7,718) (7,718)
Total inventory 5,599,818 6,028,996
All Other [Member]    
Inventory [Line Items]    
Work-in-process 207,291 341,692
Finished goods 71,566 48,045
Public Banking [Member]    
Inventory [Line Items]    
Finished goods $ 5,279,866 $ 5,599,238