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v3.21.1

Segment Reporting - Summary of Net Revenue, Cost of Sales, Depreciation and Amortization, Operating Profit, Interest Expense, Income Tax Expense and Assets by Segment (Detail) - USD ($) | 3 Months Ended |
--- | --- | ---
Feb. 28, 2021 | Feb. 29, 2020 | Nov. 30, 2020
Segment Reporting Information [Line Items] |  |  |
Revenue | $ 6,860,617 | $ 7,620,774 |
Cost of sales | 2,012,197 | 2,503,144 |
Depreciation and amortization | 21,263 | 44,221 |
Total operating income | 1,235,261 | 1,249,070 |
Total interest expense | 280,219 | 365,299 |
Total assets | 105,264,461 |  | $ 46,200,094
Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | 21,263 | 44,221 |
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 6,738,631 | 7,406,288 |
Cost of sales | 1,640,015 | 2,055,075 |
Total operating income | 1,492,353 | 1,489,548 |
Total interest expense | 280,219 | 365,299 |
Total assets | 93,405,068 |  | 34,215,780
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | 14,368 | 37,327 |
PrepaCyte CB [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 38,000 | 60,407 |
Cost of sales | 34,880 | 41,117 |
Total operating income | (3,777) | 12,396 |
Total assets | 235,248 |  | 302,683
PrepaCyte CB [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | 6,895 | 6,894 |
Public Cord Blood Banking [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 83,986 | 154,079 |
Cost of sales | 337,302 | 406,952 |
Total operating income | (253,315) | $ (252,874) |
Total assets | $ 11,624,145 |  | $ 11,681,631

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