Financing transaction (Additional Information) (Details) $ / shares in Units, $ in Thousands		6 Months Ended
	Nov. 08, 2023 USD ($) Segment Days $ / shares shares	Jun. 30, 2024 USD ($) Warrants $ / shares	Mar. 18, 2024 $ / shares	Dec. 31, 2023 $ / shares shares
Subsidiary or Equity Method Investee [Line Items]
Common stock, par value | $ / shares		$ 0.0001	$ 0.0001	$ 0.0001
Advance condition	The Company’s right to request Advances is conditioned upon the Company achieving a minimum of one new passenger auto-original equipment manufacturer (“OEM”) or commercial OEM program award with at least a 50,000 unit volume
Program award 1 | Segment	50,000
Trading price of the common stock	$ 15
Subscription Agreements [Member]
Subsidiary or Equity Method Investee [Line Items]
Aggregate shares available for purchase | shares	7,360,460
Common stock, par value | $ / shares	$ 0.0001
Share price | $ / shares	$ 2.9
Proceeds from issuance of common stock	$ 21,400
Standby Equity Purchase Agreement [Member]
Subsidiary or Equity Method Investee [Line Items]
Share price | $ / shares	$ 10,000
Preferred stock liquidation preference per share | $ / shares	$ 12,000
Percentage of dividend payble	7.00%
Convertible preferred stock nonredeemable or redeemable issuer option value	$ 10,000
Common stock applicable conversion price	250.00%	250.00%
Facility fee		$ 2,500
Origination fee		600
Administrative fees expense		300
Fees and expenses of the investor and its counse		$ 400
Standby Equity Purchase Agreement [Member] | Series A One [Member]
Subsidiary or Equity Method Investee [Line Items]
Warrants issued | shares				3,000,000
Standby Equity Purchase Agreement [Member] | Preferred Stock [Member]
Subsidiary or Equity Method Investee [Line Items]
Total preferred facility	$ 125,000
Standby Equity Purchase Agreement [Member] | Common Stock [Member]
Subsidiary or Equity Method Investee [Line Items]
Percentage of common stock beneficially owned by investor	19.90%
Standby Equity Purchase Agreement [Member] | Common Stock [Member] | Series A One [Member]
Subsidiary or Equity Method Investee [Line Items]
Warrants issued to purchase shares of common stock, Exercise price | $ / shares				$ 5
Number of warrants outstanding | Warrants | Warrants		3,000,000
Sale of stock Per share | $ / shares		$ 5
Percentage of common stock outstanding		19.90%
Standby Equity Purchase Agreement [Member] | Maximum [Member]
Subsidiary or Equity Method Investee [Line Items]
Debt instrument convertible threshold trading days | Days	30
Standby Equity Purchase Agreement [Member] | Maximum [Member] | Preferred Stock [Member]
Subsidiary or Equity Method Investee [Line Items]
Number of shares preferred stock aggregate value	$ 50,000
Standby Equity Purchase Agreement [Member] | Minimum [Member]
Subsidiary or Equity Method Investee [Line Items]
Debt instrument convertible threshold trading days | Days	20
Standby Equity Purchase Agreement [Member] | Minimum [Member] | Preferred Stock [Member]
Subsidiary or Equity Method Investee [Line Items]
Number of shares preferred stock aggregate value	$ 25,000