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v3.25.2

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 | 6 Months Ended |
--- | --- | --- | ---
May 31, 2025 | May 31, 2024 | May 31, 2025 | May 31, 2024 | Nov. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |  |
Total net revenue | $ 7,928,843 | $ 8,042,811 | $ 15,897,723 | $ 15,895,046 |
Total cost of sales | 1,856,539 | 2,024,750 | 3,841,127 | 4,185,218 |
Total operating profit | 1,492,634 | 1,391,518 | 2,548,645 | 2,212,741 |
Total depreciation and amortization | 190,102 | 59,798 | 381,955 | 92,984 |
Total interest expense | 551,126 | 329,273 | 1,046,088 | 585,732 |
Total assets | 64,437,909 |  | 64,437,909 |  | $ 64,677,633
Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total depreciation and amortization | 190,102 | 59,798 | 381,955 | 92,984 |
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total net revenue | 7,871,719 | 7,965,500 | 15,737,607 | 15,771,022 |
Total cost of sales | 1,652,108 | 1,830,453 | 3,353,743 | 3,715,019 |
Total operating profit | 1,646,885 | 1,515,506 | 2,889,802 | 2,573,225 |
Total assets | 59,213,566 |  | 59,213,566 |  | 59,259,451
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] | Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total depreciation and amortization | 183,158 | 52,796 | 368,066 | 78,675 |
Total interest expense | 551,126 | 329,273 | 1,046,088 | 585,732 |
PrepaCyte CB [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total net revenue | 14,436 | 35,834 | 35,349 | 38,834 |
Total cost of sales | 4,283 | 10,380 | 11,242 | 35,863 |
Total operating profit | 3,209 | 18,510 | 10,218 | (10,918) |
Total assets | 60,893 |  | 60,893 |  | 138,169
PrepaCyte CB [Member] | Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total depreciation and amortization | 6,944 | 6,944 | 13,889 | 13,889 |
Public Cord Blood Banking [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total net revenue | 42,688 | 41,477 | 124,767 | 85,190 |
Total cost of sales | 200,148 | 183,917 | 476,142 | 434,336 |
Total operating profit | (157,460) | (142,498) | (351,375) | (349,566) |
Total assets | $ 5,163,450 |  | $ 5,163,450 |  | $ 5,280,013
Public Cord Blood Banking [Member] | Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total depreciation and amortization |  | $ 58 |  | $ 420 |

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