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Amount due from parties in nontrade transactions, classified as other.

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Equity Method Investment (Details) $ in Thousands	3 Months Ended		6 Months Ended
Equity Method Investment (Details) $ in Thousands	Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) shares	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2024 ¥ / shares
Schedule of Equity Method Investments [Line Items]
Account receivables					$ 13
Met Com [Member]
Schedule of Equity Method Investments [Line Items]
Shares representing ownership \| shares			702,334
Ownership percentage	14.80%		14.80%
Other long-term assets	$ 456		$ 456		$ 530
Other income (expenses)	35	$ 41	74	$ 81
Account receivables	$ 13		$ 13
Met Com [Member] \| Warrant [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage	33.00%		33.00%
Warrants exercise price per share \| ¥ / shares						¥ 10