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Fair Value Measurements - Schedule of Fair Value of Measurement Inputs (Details) - Level 3	12 Months Ended
	Dec. 31, 2025 yr	Jun. 30, 2026	Jun. 03, 2026
Earnout liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Remaining term (in years)	5 years 2 months 12 days
Series A Warrant
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Put term (in years)	4 years 2 months 12 days	3 years 8 months 12 days
Government Grant Warrant Liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Put term (in years)		9 years 10 months 24 days	10 years
Share price \| Earnout liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Earnout liabilities, measurement input	11.90
Share price \| Series A Warrant
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	11.90	21.58
Share price \| Government Grant Warrant Liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input		21.58	27.98
Exercise price \| Series A Warrant
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	7.00	7.00
Exercise price \| Government Grant Warrant Liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input		17.17	17.17
Expected volatility \| Earnout liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Earnout liabilities, measurement input	0.701
Expected volatility \| Series A Warrant
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	0.673	0.681
Expected volatility \| Government Grant Warrant Liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input		0.794	0.797
Risk-free interest rate \| Earnout liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Earnout liabilities, measurement input	0.0370
Risk-free interest rate \| Series A Warrant
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	0.036	0.041
Risk-free interest rate \| Government Grant Warrant Liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input		0.044	0.044
Dividend yield \| Series A Warrant
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	0	0
Dividend yield \| Government Grant Warrant Liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input		0	0