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v3.21.2

Common Shares and Warrants (Details 1) - $ / shares | 12 Months Ended
--- | ---
Aug. 31, 2021 | Aug. 31, 2020
Common Shares and Warrants |  |
Number of Warrants, Balance | 471,608 | 94,177
Number of Warrants, Cancelled/Expired | (44,161) | (25,000)
Numbers of warrats exercised | (610,189) |
Numbers of warrats issued | 2,630,017 | 402,431
Number of Warrants, Balance | 2,447,275 | 471,608
Weighted Average Exercise Price, Balance | $ 16.77 | $ 41.50
Weighted Average Exercise Price, Cancelled/Expired | 67.50 | 45.00
Weighted Average Exercise Price, Exercised | 6.58 |
Weighted Average Exercise Price, Issued | 6.58 | 12.74
Weighted Average Exercise Price, Balance | $ 8.00 | $ 16.77

X
- Definition Class of Warrant or Right, Expirations in Period + References No definition available. + Details
Name: | lexx_ClassOfWarrantOrRightExpirationsInPeriod
Namespace Prefix: | lexx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class of Warrant or Right, Expirations in Period, Weighted Average Exercise Price + References No definition available. + Details
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Namespace Prefix: | lexx_
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Balance Type: | na
Period Type: | duration

X
- Definition Class of Warrant or Right, Grants in Period, Weighted Average Exercise Price + References No definition available. + Details
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Namespace Prefix: | lexx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class of Warrant or Right, Outstanding, Weighted Average Exercise Price, Beginning of Period + References No definition available. + Details
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Namespace Prefix: | lexx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
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Namespace Prefix: | lexx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
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Namespace Prefix: | lexx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
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Namespace Prefix: | lexx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
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
Balance Type: | na
Period Type: | duration