Related party balances and transactions - Related party transactions (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Riches Credit Insurance Brokerage Limited \| Insurance referral services
Related Party Transaction [Line Items]
Revenues	$ 6,883	$ 3,054

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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+ Details