Revenue - Summary of Disaggregated Revenue by Geographic Region (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation Of Revenue [Line Items]
Revenue	$ 9,065	$ 4,312	$ 4,192
% of Revenue	100.00%	100.00%	100.00%
Recognized at a point in time [Member]
Disaggregation Of Revenue [Line Items]
Revenue	$ 5,681	$ 3,877	$ 2,735
% of Revenue	63.00%	90.00%	65.00%
Recognized over time [Member]
Disaggregation Of Revenue [Line Items]
Revenue	$ 3,384	$ 435	$ 1,457
% of Revenue	37.00%	10.00%	35.00%
North America [Member]
Disaggregation Of Revenue [Line Items]
Revenue	$ 7,814	$ 2,815	$ 2,965
% of Revenue	86.00%	65.00%	71.00%
Europe [Member]
Disaggregation Of Revenue [Line Items]
Revenue	$ 475	$ 769	$ 142
% of Revenue	5.00%	18.00%	3.00%
Asia [Member]
Disaggregation Of Revenue [Line Items]
Revenue	$ 603	$ 728	$ 1,085
% of Revenue	7.00%	17.00%	26.00%
Oceania [Member]
Disaggregation Of Revenue [Line Items]
Revenue	$ 173	$ 0	$ 0
% of Revenue	2.00%	0.00%	0.00%