Assets held for rent - Schedule of Assets Held for Rent (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract]
Shippers placed in service	$ 9,505	$ 9,866
Accumulated depreciation	(6,499)	(5,600)
Net	3,006	4,266
Shippers and related components in production	3,097	2,651
Total	$ 6,103	$ 6,917