Annual report pursuant to Section 13 and 15(d)

COMMITMENTS - Schedule of lease commitments by fiscal year (Details)

v3.20.1
COMMITMENTS - Schedule of lease commitments by fiscal year (Details)
Nov. 30, 2019
USD ($)
Product Liability Contingency [Line Items]  
2020 $ 68,442
2021 148,173
2022 125,618
2023 120,979
2024 123,986
2025 and beyond 300,660
Wilmington, MA  
Product Liability Contingency [Line Items]  
2020 24,987
2021 115,371
2022 117,972
2023 120,979
2024 123,986
2025 and beyond 300,660
Fort Wayne, IN  
Product Liability Contingency [Line Items]  
2020 30,357
2021 30,585
2022 7,646
2023 0
2024 0
2025 and beyond 0
South Africa  
Product Liability Contingency [Line Items]  
2020 13,098
2021 2,217
2022 0
2023 0
2024 0
2025 and beyond $ 0