XML 133 R119.htm IDEA: XBRL DOCUMENT
v3.23.1

Loss Per Share - Summary Of Outstanding Shares Of Potentially Dilutive Securities (Detail) - shares | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Earnings per share [line items] |  |  |
Outstanding shares of potentially dilutive securities | 72,003,000 | 8,651,000 | 0
Warrants [Member] |  |  |
Earnings per share [line items] |  |  |
Antidilutive securities excluded from computation of earnings per share amount of warrants portion | 31,980 | 0 | 0
Treasury Shares [Member] |  |  |
Earnings per share [line items] |  |  |
Antidilutive securities excluded from computation of earnings per share amount of treasury share portion | 25,023 | 8,651 | 0
Convertible Preference Shares [Member] |  |  |
Earnings per share [line items] |  |  |
Antidilutive securities excluded from computation of earnings per share amount of convertible preference shares portion | 15,000 | 0 | 0

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_EarningsPerShareLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Antidilutive securities excluded from computation of earnings per share amount. + References No definition available. + Details
Name: | lanv_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix: | lanv_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Antidilutive securities excluded from computation of earnings per share amount of convertible preference shares portion. + References No definition available. + Details
Name: | lanv_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmountOfConvertiblePreferenceSharesPortion
Namespace Prefix: | lanv_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Antidilutive securities excluded from computation of earnings per share amount of treasury share portion. + References No definition available. + Details
Name: | lanv_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmountOfTreasurySharePortion
Namespace Prefix: | lanv_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Antidilutive securities excluded from computation of earnings per share amount of warrants portion. + References No definition available. + Details
Name: | lanv_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmountOfWarrantsPortion
Namespace Prefix: | lanv_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ComponentsOfEquityAxis=lanv_WarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ComponentsOfEquityAxis=ifrs-full_TreasurySharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=lanv_ConvertiblePreferenceSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |