v3.26.3
Inventory - Components of Inventory (Detail) - USD ($)
Aug. 31, 2026
Nov. 30, 2025
Inventory [Line Items]    
Collection kits $ 32,072 $ 27,763
Inventory reserve (7,718) (7,718)
Total inventory 1,233,557 1,184,794
All Other [Member]    
Inventory [Line Items]    
Work-in-process 424,115 229,698
Finished goods 62,175 131,777
Public Banking [Member]    
Inventory [Line Items]    
Finished goods $ 722,913 $ 803,274