Revenue - Disaggregation of revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue
Revenue from Contracts with Customers	$ 5,824	$ 4,965	$ 11,567	$ 10,548
Revenue from Lease Elements	2,683	5,464	7,330	11,222
Total revenue	8,507	10,429	18,897	21,770
Product sales
Revenue
Revenue from Contracts with Customers	5,269	4,736	10,585	10,096
Total revenue	5,269	4,736	10,585	10,096
Licenses
Revenue
Revenue from Contracts with Customers	245		275
Revenue from Lease Elements	2,683	5,464	7,330	11,222
Total revenue	2,928	5,464	7,605	11,222
Assay and other service revenue
Revenue
Revenue from Contracts with Customers	310	229	707	452
Total revenue	$ 310	$ 229	$ 707	$ 452

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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