Other non-operating (expenses) income, net - Other Non-operating Income (expenses), Net (Details) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Other Income and Expenses [Abstract]
Change in fair value of an equity security	$ (4,259)	$ (340)
Change in fair value of warrant liabilities	147	(216)
Change in fair value of derivative assets	219	0
Change in fair value of derivative liabilities	804	0
Government grants	980	3,247
Foreign currency exchange losses, net	631	(488)
Others, net	0	934
Other non-operating income (expenses), net	$ (1,478)	$ 3,137

Other Nonoperating Income (Expense), Others Net

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- Definition

Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of expense (income) related to adjustment to fair value of warrant liability.

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Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction.

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Amount of increase (decrease) in income from government assistance.

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- Definition

The increase (decrease) during the period in the carrying value of derivative instruments reported as assets that are due to be disposed of within one year (or the normal operating cycle, if longer).

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The increase (decrease) during the period in the carrying value of derivative instruments reported as liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer).

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Amount of income (expense) related to nonoperating activities, classified as other.

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