The Company and its Significant Accounting Policies - Revenue recognized (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
The Company and its Significant Accounting Policies
Total revenue	$ 3,074	$ 2,664
Revenue recognized at a point in time
The Company and its Significant Accounting Policies
Total revenue	2,822	2,502
Revenue recognized over time
The Company and its Significant Accounting Policies
Total revenue	$ 252	$ 162