Quarterly report pursuant to Section 13 or 15(d)

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

v3.21.2
Segment Reporting - Summary of Net Revenue, Cost of Sales, Depreciation and Amortization, Operating Profit, and Interest Expense and Assets by Segment (Detail) - USD ($)
 3 Months Ended 9 Months Ended
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2021
Aug. 31, 2020
Nov. 30, 2020
Segment Reporting Information [Line Items]          
Total net revenue $ 7,503,652 $ 8,114,358 $ 21,569,464 $ 23,606,976  
Total cost of sales 2,458,938 2,360,324 6,693,806 7,344,011  
Total depreciation and amortization 269,482 42,510 558,167 130,034  
Total operating income 1,596,338 2,480,221 4,826,667 5,481,477  
Total interest expense 335,870 338,675 957,479 1,069,345  
Total assets 59,424,030   59,424,030   $ 46,200,094
Operating Segments [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization 269,482 42,510 558,167 130,034  
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 7,326,516 7,914,732 21,224,033 22,921,922  
Total cost of sales 1,943,419 1,911,141 5,453,203 5,932,655  
Total operating income 1,941,976 2,736,798 5,743,184 6,229,222  
Total interest expense 335,870 338,675 957,479 1,069,345  
Total assets 47,637,754   47,637,754   34,215,780
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] | Operating Segments [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization 262,229 35,616 536,823 109,351  
PrepaCyte CB [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 18,200 82,800 56,200 200,507  
Total cost of sales 53,498 55,021 129,581 128,154  
Total operating income (42,193) 21,291 (94,065) 51,671  
Total assets 243,312   243,312   302,683
PrepaCyte CB [Member] | Operating Segments [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization 6,894 6,894 20,683 20,683  
Public Cord Blood Banking [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 158,936 116,826 289,231 484,547  
Total cost of sales 462,021 394,162 1,111,022 1,283,202  
Total operating income (303,445) $ (277,868) (822,452) $ (799,416)  
Total assets 11,542,964   11,542,964   $ 11,681,631
Public Cord Blood Banking [Member] | Operating Segments [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization $ 359   $ 661