Property and equipment, net - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Property, Plant and Equipment [Abstract]
Property and equipment, depreciation expense	$ 0.2	$ 0.2	$ 0.7	$ 0.5