Share-based Compensation - Share-Based Compensation, Employees and Non-employees (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation	$ 229	$ 190	$ 412	$ 364
Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation	165	192	354	369
Nonemployee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation	64	(2)	58	(5)
RSA \| Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation	96	109	215	213
RSA \| Nonemployee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation	58	0	115	58
RSU \| Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation	69	83	139	156
RSU \| Nonemployee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation	$ 6	$ (2)	$ (57)	$ (63)

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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+ Details