Certain Balance Sheet Accounts - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Property, Plant and Equipment [Line Items]
Write-off of prepaid deposit	$ 347		$ 347	$ 0
Amortization of intangible assets	88	$ 14	174	30
Capitalized computer software, amortization	71	0	136	0
Tooling and manufacturing equipment
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	15	84	44	169
Property and Equipment
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	$ 21	$ 90	$ 54	$ 184