Trade and other receivables (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Trade and other receivables.
Trade receivables	$ 41,874	$ 41,675
Deposits and prepayments	2,987	2,460
Other receivables	511	952
Total	$ 45,372	$ 45,087

The amount of current prepayments and current accrued income, other than current contract assets. [Refer: Prepayments; Accrued income other than contract assets]

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The amount of current trade receivables. [Refer: Trade receivables]

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The amount of current other receivables. [Refer: Other receivables]

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The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables]

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