Revenue - Disaggregation of revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Revenue
Revenue from Contracts with Customers	$ 22,215	$ 19,497
Revenue from Lease Elements	16,412	21,791
Total Revenue	38,627	41,288
Product sales
Revenue
Revenue from Contracts with Customers	21,089	18,600
Total Revenue	21,089	18,600
Licenses
Revenue
Revenue from Lease Elements	16,412	21,791
Other
Revenue
Revenue from Contracts with Customers	1,126	897
Total Revenue	$ 1,126	$ 897