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Leases - Summary of Supplemental Cash Flow Information Related to Leases (Detail) - USD ($)	3 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Disclosure Of Supplemental Cash Flow Information Related To Leases [Abstract]
Operating cash outflows from operating leases	$ 71,566	$ 66,300

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- Definition

Disclosure Of Supplemental Cash Flow Information Related To Leases [abstract]

+ References

No definition available.

+ Details

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- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 5
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918643-209977

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (g)(1)
-URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980

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