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

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details

Revenue Recognition - Schedule of Disaggregation of Revenue (Parenthetical) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Disaggregation of Revenue [Line Items]
Revenues	$ 4,740	$ 18,393	$ 15,965	$ 24,272
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-07-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation amount	200		200
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation amount	300		300
Powertrain engineering services
Disaggregation of Revenue [Line Items]
Revenues	100		100
Remaining performance obligation amount	8		8
Software services
Disaggregation of Revenue [Line Items]
Revenues	100		100
Remaining performance obligation amount	$ 500		$ 500
Software services \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-07-01
Disaggregation of Revenue [Line Items]
Expected satisfaction period of remaining performance obligations	6 months		6 months
Software services \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01
Disaggregation of Revenue [Line Items]
Expected satisfaction period of remaining performance obligations	1 year		1 year