Commitments and Contingencies (Details) R in Millions, $ in Millions			2 Months Ended	9 Months Ended
	May 14, 2025 USD ($)	May 14, 2025 ZAR (R)	Sep. 30, 2025 USD ($)	Sep. 30, 2025 USD ($)	May 14, 2025 ZAR (R)
Registered Direct Offering
Commitments ​and Contingencies, Disclosure [Line Items]
Aggregate gross proceeds from the private placement			$ 230.0
Grant Agreement | Financiadora de Estudos e Projetos (“Finep”)
Commitments ​and Contingencies, Disclosure [Line Items]
Economic subsidy grant, authorized amount	$ 16.9				R 90.0
Eligible costs incurred				$ 7.1
Deposit for funding			$ 1.6	1.6
Grant Agreement | Financiadora de Estudos e Projetos (“Finep”) | Minimum
Commitments ​and Contingencies, Disclosure [Line Items]
Project execution amount	$ 18.9	R 100.8
Grant Agreement | Financiadora de Estudos e Projetos (“Finep”) | Maximum
Commitments ​and Contingencies, Disclosure [Line Items]
Project resources utilization period	36 months	36 months
Subscription Agreements | Registered Direct Offering
Commitments ​and Contingencies, Disclosure [Line Items]
Aggregate gross proceeds from the private placement				230.0
Subscription Agreements | Brazil’s National Development Bank (“BNDES”) | Registered Direct Offering
Commitments ​and Contingencies, Disclosure [Line Items]
Aggregate gross proceeds from the private placement				$ 75.0