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v3.23.1

Operating Segment Information - Schedule of segment assets and liabilities (Detail) - HKD ($) | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Disclosure of operating segments [line items] |  |
Segment assets | $ 8,271,291,772 | $ 6,686,838,043
Segment liabilities | 454,663,627 | 897,964,869
Operating segments [member] |  |
Disclosure of operating segments [line items] |  |
Segment assets | 3,963,472,905 | 3,993,450,814
Segment liabilities | 199,573,117 | 155,651,880
Operating segments [member] | Capital market solutions [Member] |  |
Disclosure of operating segments [line items] |  |
Segment assets | 81,323,982 | 237,529,210
Segment liabilities | 0 | 155,651,880
Operating segments [member] | Strategic Investment [member] |  |
Disclosure of operating segments [line items] |  |
Segment assets | 2,966,329,496 | 3,755,921,604
Operating segments [member] | Digital solutions and other services [Member] |  |
Disclosure of operating segments [line items] |  |
Segment assets | 184,735,467 | 0
Segment liabilities | 18,117,399 | 0
Operating segments [member] | Fashion and luxury media advertising and marketing services [Member] |  |
Disclosure of operating segments [line items] |  |
Segment assets | 731,083,960 | 0
Segment liabilities | 181,455,718 | 0
Unallocated amounts [member] |  |
Disclosure of operating segments [line items] |  |
Segment assets | 4,307,818,867 | 2,693,387,229
Segment liabilities | $ 255,090,510 | $ 742,312,989

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