Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting - Summary of Net Revenue, Cost of Sales, Depreciation and Amortization, Operating Profit, Interest Expense, Income Tax (Expense) Benefit and Assets by Segment (Detail)

v3.19.1
Segment Reporting - Summary of Net Revenue, Cost of Sales, Depreciation and Amortization, Operating Profit, Interest Expense, Income Tax (Expense) Benefit and Assets by Segment (Detail) - USD ($)
 3 Months Ended
Feb. 28, 2019
Feb. 28, 2018
Nov. 30, 2018
Segment Reporting Information [Line Items]      
Total net revenue $ 7,495,112 $ 6,228,118  
Total cost of sales 2,466,227 1,601,508  
Total operating income 853,662 987,137  
Total depreciation and amortization 56,980 36,545  
Total interest expense 406,925 280,977  
Total income tax expense 104,667 3,202,667  
Total assets 43,342,334   $ 42,390,143
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]      
Segment Reporting Information [Line Items]      
Total net revenue 7,335,027 6,200,067  
Total cost of sales 2,038,616 1,555,323  
Total operating income 1,130,251 1,014,336  
Total interest expense 406,925 280,977  
Total income tax expense 104,667 3,202,667  
Total assets 27,124,599   26,239,260
PrepaCyte CB [Member]      
Segment Reporting Information [Line Items]      
Total net revenue 25,720 28,051  
Total cost of sales 160,006 46,185  
Total operating income (143,349) (27,199)  
Total assets 307,872   319,802
Public Cord Blood Banking [Member]      
Segment Reporting Information [Line Items]      
Total net revenue 134,365    
Total cost of sales 267,605    
Total operating income (133,240)    
Total assets 15,909,863   $ 15,831,081
Operating Segments [Member]      
Segment Reporting Information [Line Items]      
Total depreciation and amortization 56,980 36,545  
Operating Segments [Member] | Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]      
Segment Reporting Information [Line Items]      
Total depreciation and amortization 47,917 27,481  
Operating Segments [Member] | PrepaCyte CB [Member]      
Segment Reporting Information [Line Items]      
Total depreciation and amortization $ 9,063 $ 9,064