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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 |

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