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Revenue, Other Income And Other Gain - Schedule of transaction prices allocated to the remaining performance obligations (Detail) - HKD ($) | Dec. 31, 2022 | Dec. 31, 2021 | Jan. 01, 2021
--- | --- | --- | ---
Disclosure of performance obligations [line items] |  |  |
Current contract liabilities | $ 17,077,186 | $ 630,962 | $ 47,270,998
Digital solutions and other services [Member] |  |  |
Disclosure of performance obligations [line items] |  |  |
Current contract liabilities | 306,146,612 |  |
Within one year | Digital solutions and other services [Member] |  |  |
Disclosure of performance obligations [line items] |  |  |
Transaction price allocated to remaining performance obligations | 204,702,968 |  |
More than one year | Digital solutions and other services [Member] |  |  |
Disclosure of performance obligations [line items] |  |  |
Transaction price allocated to remaining performance obligations | $ 101,443,644 |  |

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- Definition The amount of current contract liabilities. [Refer: Contract liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2022-03-24 -Paragraph 105 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2022-en-r&anchor=para_105&doctype=Standard -URIDate 2022-03-24 + Details
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- 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
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- Definition The amount of the transaction price allocated to the performance obligations that are unsatisfied (or partially unsatisfied) as of the end of the reporting period. The transaction price is the amount of consideration to which an entity expects to be entitled in exchange for transferring promised goods or services to a customer, excluding amounts collected on behalf of third parties (for example, some sales taxes). [Refer: Performance obligations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2022-03-24 -Paragraph 120 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2022-en-r&anchor=para_120_a&doctype=Standard -URIDate 2022-03-24 + Details
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- Details
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- Details
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