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v3.20.2

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, 2020 | May 31, 2019 | May 31, 2020 | May 31, 2019 | Nov. 30, 2019
Segment Reporting Information [Line Items] |  |  |  |  |
Total net revenue | $ 7,871,844 | $ 8,127,852 | $ 15,492,618 | $ 15,622,964 |
Total cost of sales | 2,480,543 | 2,628,291 | 4,983,687 | 5,094,518 |
Total operating profit | 1,752,186 | 496,564 | 3,001,256 | 1,350,226 |
Total depreciation and amortization | 43,303 | 55,334 | 87,524 | 112,314 |
Total interest expense | 365,371 | 424,287 | 730,670 | 831,212 |
Total income tax (expense) benefit | 380,010 | 50,943 | 632,390 | 155,610 |
Total assets | 44,840,612 |  | 44,840,612 |  | $ 42,886,160
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total net revenue | 7,600,902 | 7,881,697 | 15,007,190 | 15,216,724 |
Total cost of sales | 1,966,441 | 2,218,926 | 4,021,515 | 4,257,530 |
Total depreciation and amortization | 36,408 | 46,269 | 73,735 | 94,186 |
Total interest expense | 365,371 | 424,287 | 730,670 | 831,212 |
Total income tax (expense) benefit | 380,010 | 50,943 | 632,390 | 155,610 |
PrepaCyte CB [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total net revenue | 57,300 | 12,040 | 117,707 | 37,760 |
Total cost of sales | 32,014 | 4,621 | 73,131 | 164,627 |
Total depreciation and amortization | 6,895 | 9,065 | 13,789 | 18,128 |
Total interest expense | 0 |  | 0 |  |
Total income tax (expense) benefit | 0 |  | 0 |  |
Public Cord Blood Banking [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total net revenue | 213,642 | 234,115 | 367,721 | 368,480 |
Total cost of sales | 482,088 | 404,744 | 889,041 | 672,361 |
Total depreciation and amortization | 0 |  | 0 |  |
Total interest expense | 0 |  | 0 |  |
Total income tax (expense) benefit | 0 |  | 0 |  |
Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total depreciation and amortization | 43,303 | 55,334 | 87,524 | 112,314 |
Operating Segments [Member] | Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total operating profit | 2,002,877 | 3,001,600 | 3,492,424 | 4,131,863 |
Operating Segments [Member] | PrepaCyte CB [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total operating profit | 17,984 | (1,644) | 30,379 | (144,993) |
Operating Segments [Member] | Public Cord Blood Banking [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total operating profit | (268,675) |  | (521,547) |  |
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total assets | 31,238,744 |  | 31,238,744 |  | 28,975,002
PrepaCyte CB [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total assets | 287,448 |  | 287,448 |  | 289,804
Public Cord Blood Banking [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total assets | $ 13,314,420 |  | $ 13,314,420 |  | $ 13,621,354
Public Cord Blood Banking [Member] | Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total operating profit |  | $ (2,503,392) |  | $ (2,636,644) |

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