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Consolidated Statements of Stockholders' Deficit (Parenthetical)	9 Months Ended
	Aug. 31, 2019 USD ($)
Statement Of Stockholders Equity [Abstract]
Cumulative effect on retained earnings tax	$ 94,192

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- Definition

Cumulative effect on retained earnings tax.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	duration

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- References

No definition available.

+ Details

Name:	us-gaap_StatementOfStockholdersEquityAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration