Significant Balance Sheet Components - Prepaid Expense And Other Current Assets And Other Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Prepaid Expense and Other Assets, Current [Abstract]
Research and development tax credits and grants	$ 1,666	$ 900
Deferred sales commissions	751	793
Software and subscriptions	1,089	679
Current lease deposits	163	321
Other prepaid expenses	1,059	767
Prepaid expenses and other current assets	4,728	3,460
Other Assets, Noncurrent [Abstract]
Deferred sales commissions	1,112	1,449
Lease deposits	188	142
Other prepaid expenses	258	107
Other assets	$ 1,558	$ 1,698
Amortization period of sales commissions (in years)	5 years