Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets:
Net-operating loss carryforward	$ 33,063	$ 35,913
Stock based compensation	9,530	289
Patents & licenses	963	5,339
Transaction costs	120	160
Research & development, net	868	1,412
Operating lease liability	839	870
Investment portfolio and other	1,314	5,305
Total deferred tax assets	46,697	49,288
Valuation allowance	(38,301)	(48,403)
Deferred tax asset, net of allowance	8,396	885
Deferred tax liability:
Depreciation	(29)	(42)
Right of use asset	(802)	(843)
Investment portfolio and other	(7,565)
Total deferred tax assets (liabilities)