Game operating cost (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Game operation cost
Employee benefits expense	$ (35,282)	$ (13,985)	$ (1,276)
Technical support services	(8,754)	(4,960)	(16,114)
Game operation cost	$ (44,036)	$ (18,945)	$ (17,390)

The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment.

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