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v3.25.1

Summary of changes in share capital (Details) - HKD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Apr. 30, 2024 | Apr. 16, 2024 | Dec. 31, 2024
Beginning balance, Number of shares |  |  | 10,000
Beginning balance, Share capital |  |  | $ 10
Issue of ordinary shares, Number of shares | 765,000 | 29,835,000 | 30,600,000
Issue of ordinary shares, Share capital |  |  | $ 119,340
Shares repurchase |  |  | (15,610,000)
Shares repurchase, Share capital |  |  | $ (60,850)
Ending balance, Number of shares |  |  | 15,000,000
Ending balance, Share capital |  |  | $ 58,500

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Period Type: | duration

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Period Type: | duration

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- Definition Issued ordinary capital. + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

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- Definition Shares repurchase of ordinary share capital. + References No definition available. + Details
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Namespace Prefix: | MB_
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Balance Type: | debit
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- Definition Shares repurchase of ordinary shares. + References No definition available. + Details
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Namespace Prefix: | MB_
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- Definition The number of shares issued by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 106 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_106_d&doctype=Standard -URIDate 2024-03-27 + Details
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