Fair Value - Significant Unobservable Inputs (Details)	Sep. 30, 2025 yr	May 15, 2025	Apr. 14, 2025	Dec. 31, 2024 yr
Term
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Investment in debt securities - AFS, measurement input				2,000
Earnout shares, measurement input	6			6.8
Embedded derivative liability - Convertible Debentures, measurement input	4.25
Stock price
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Earnout shares, measurement input	5.79			13.85
Embedded derivative asset, measurement input	5.79
Embedded derivative liability - Convertible Debentures, measurement input	36.49
Stock price | 2024 WTI Warrant liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
WTI warrants, measurement input	5.79			13.85
Stock price | 2025 WTI Warrant liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
WTI warrants, measurement input	5.79
Volatility
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Investment in debt securities - AFS, measurement input				1.20
Earnout shares, measurement input	0.5800			0.5600
Embedded derivative asset, measurement input	0.6000
Embedded derivative liability - Convertible Debentures, measurement input	0.7000
Volatility | 2024 WTI Warrant liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
WTI warrants, measurement input	0.5900			0.5600
Volatility | 2025 WTI Warrant liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
WTI warrants, measurement input	0.5800
Discount for lack of marketability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Investment in debt securities - AFS, measurement input				0.3100
Weighted average cost of capital
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Investment in debt securities - AFS, measurement input				0.4500
Risk-free rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Investment in debt securities - AFS, measurement input				0.0423
Earnout shares, measurement input	0.0380			0.0442
Embedded derivative liability - Convertible Debentures, measurement input	0.0366
AeroFlexx yield
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Investment in debt securities - AFS, measurement input	0.1117
Revenue risk premium
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Earnout shares, measurement input	0.2620			0.3610
Revenue volatility
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Earnout shares, measurement input	1.4800			1.7600
Credit spread | 2024 WTI Warrant liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
WTI warrants, measurement input	0.2790			0.1880
Credit spread | 2025 WTI Warrant liability
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
WTI warrants, measurement input	0.2790
Debt yield
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Embedded derivative asset, measurement input	0.3870
Embedded derivative liability - Convertible Debentures, measurement input		0.426	0.445
Debt spread
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Embedded derivative asset, measurement input	0.3500