Trade and other Receivables, Deposits and Prepayments - Narrative (Details) - HKD ($)	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Trade and other receivables [abstract]
Trade receivables period	30 days
Current interest receivable	$ 2,727,000	$ 814,000

The amount of current interest receivable. [Refer: Interest receivable]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard
-URIDate 2025-03-27

Name:	ifrs-full_CurrentInterestReceivable
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant