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STOCKHOLDERS' EQUITY (DEFICIT) (Details 1) - $ / shares | 12 Months Ended
--- | ---
Nov. 30, 2020 | Nov. 30, 2019
Equity [Abstract] |  |
Warrants outstanding, beginning of period | 45,787,219 | 26,041,160
Warrants granted | 2,146,836 | 22,223,058
Warrants exercised | (42,076,668) | (2,476,999)
Warrants outstanding, end of period | 5,857,386 | 45,787,219
Warrants exercisable, end of period | 5,857,386 | 45,037,219
Warrants outstanding, beginning of period, weighted average exercise price | $ 0.22 | $ 0.19
Warrants granted, weighted average exercise price | 0.25 | 0.25
Warrants exercised, weighted average exercise price | 0.21 | 0.16
Warrants outstanding, end of period, weighted average exercise price | 0.24 | 0.22
Warrants exercisable, end of period, weighted average exercise price | $ 0.24 | $ 0.22

X
- Definition Warrants exercisable, end of period + References No definition available. + Details
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Namespace Prefix: | byrn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Warrants exercisable,end of period, weighted average exercise price + References No definition available. + Details
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Balance Type: | na
Period Type: | instant

X
- Definition It is represent the warrants exercised. + References No definition available. + Details
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Namespace Prefix: | byrn_
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Balance Type: | na
Period Type: | duration

X
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Namespace Prefix: | byrn_
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Period Type: | duration

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Balance Type: | na
Period Type: | duration

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- Definition Class of Warrant or Right, Grants in Period, Weighted Average Exercise Price + References No definition available. + Details
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Namespace Prefix: | byrn_
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- Definition Warrants outstanding, beginning of period, weighted average exercise price + References No definition available. + Details
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Namespace Prefix: | byrn_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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