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)

v3.19.2
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 6 Months Ended
May 31, 2019
May 31, 2018
May 31, 2019
May 31, 2018
Nov. 30, 2018
Segment Reporting Information [Line Items]          
Total net revenue $ 8,127,852 $ 6,525,463 $ 15,622,964 $ 12,753,581  
Total cost of sales 2,628,291 1,777,138 5,094,518 3,378,646  
Total operating income 496,564 1,149,736 1,350,226 2,136,873  
Total depreciation and amortization 55,334 36,248 112,314 72,793  
Total interest expense 424,287 304,094 831,212 585,071  
Total income tax expense 50,943 315,921 155,610 3,518,588  
Total assets 40,889,385   40,889,385   $ 42,390,143
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 7,881,697 6,498,614 15,216,724 12,698,681  
Total cost of sales 2,218,926 1,726,259 4,257,530 3,281,581  
Total operating income 3,001,600 1,182,829 4,131,863 2,197,165  
Total interest expense 424,287 304,094 831,212 585,071  
Total income tax expense 50,943 315,921 155,610 3,518,588  
Total assets 27,155,586   27,155,586   26,239,260
PrepaCyte CB [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 12,040 26,849 37,760 54,900  
Total cost of sales 4,621 50,879 164,627 97,065  
Total operating income (1,644) (33,093) (144,993) (60,292)  
Total interest expense      
Total income tax expense      
Total assets 241,112   241,112   319,802
Public Cord Blood Banking [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 234,115   368,480    
Total cost of sales 404,744   672,361    
Total operating income (2,503,392)   (2,636,644)    
Total interest expense      
Total income tax expense      
Total assets 13,492,687   13,492,687   $ 15,831,081
Operating Segments [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization 55,334 36,248 112,314 72,793  
Operating Segments [Member] | Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization 46,269 27,185 94,186 54,666  
Operating Segments [Member] | PrepaCyte CB [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization 9,065 $ 9,063 18,128 $ 18,127  
Operating Segments [Member] | Public Cord Blood Banking [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization