Annual report pursuant to Section 13 and 15(d)

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

v3.24.0.1
Segment Reporting - Summary of Net Revenue, Cost of Sales, Depreciation and Amortization, Operating Profit, Interest Expense and Assets by Segment (Detail) - USD ($)
 12 Months Ended
Nov. 30, 2023
Nov. 30, 2022
Segment Reporting Information [Line Items]    
Total net revenue $ 31,343,695 $ 30,336,749
Total cost of sales 8,442,310 8,792,358
Total operating (loss) profit (12,304,032) 4,024,467
Total depreciation and amortization 1,124,228 1,119,528
Total interest expense 1,236,794 1,521,767
Total assets 61,220,770 64,888,054
Operating Segments [Member]    
Segment Reporting Information [Line Items]    
Total depreciation and amortization 1,124,228 1,119,528
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]    
Segment Reporting Information [Line Items]    
Total net revenue 30,796,091 29,771,123
Total cost of sales 7,268,724 7,095,113
Total operating (loss) profit (7,911,698) 5,185,305
Total assets 55,471,149 54,849,697
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] | Operating Segments [Member]    
Segment Reporting Information [Line Items]    
Total depreciation and amortization 1,095,009 1,090,309
Total interest expense 1,236,794 1,521,767
PrepaCyte CB [Member]    
Segment Reporting Information [Line Items]    
Total net revenue 66,456 104,000
Total cost of sales 35,490 100,715
Total operating (loss) profit 3,188 (24,493)
Total assets 148,040 176,546
PrepaCyte CB [Member] | Operating Segments [Member]    
Segment Reporting Information [Line Items]    
Total depreciation and amortization 27,778 27,778
Public Cord Blood Banking [Member]    
Segment Reporting Information [Line Items]    
Total net revenue 481,148 461,626
Total cost of sales 1,138,096 1,596,530
Total operating (loss) profit (4,395,522) (1,136,345)
Total assets 5,601,581 9,861,811
Public Cord Blood Banking [Member] | Operating Segments [Member]    
Segment Reporting Information [Line Items]    
Total depreciation and amortization $ 1,441 $ 1,441