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Leases - Summary of Supplemental Cash Flow Information Related to Leases (Detail) - USD ($)
3 Months Ended 9 Months Ended
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2021
Aug. 31, 2020
Disclosure Of Supplemental Cash Flow Information Related To Leases [Abstract]        
Operating cash outflows from operating leases $ 82,545 $ 65,754 $ 229,675 $ 196,940