Fair Value Measurement - Schedule of Assumptions Used to Determine Fair Value of Embedded Derivative Liabilities (Details) - Convertible Notes		6 Months Ended	12 Months Ended
	Jun. 03, 2025 $ / shares	Jun. 30, 2025	Dec. 31, 2024 $ / shares
2021 Convertible Note
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Term	1 year 29 days		1 year 6 months
2021 Convertible Note \| Dividend yield
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input	0		0
2021 Convertible Note \| Risk-free interest rate
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input	0.041		0.042
2021 Convertible Note \| Volatility
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input	0.600		0.650
2021 Convertible Note \| Common stock price
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input	3.86		4.86
2021 Convertible Note \| Debt yield
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input	0.240		0.300
AFG Convertible Note
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Term		1 year	1 year 6 months
AFG Convertible Note \| Dividend yield
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input		0	0
AFG Convertible Note \| Risk-free interest rate
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input		0.039	0.042
AFG Convertible Note \| Volatility
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input		0.600	0.650
AFG Convertible Note \| Common stock price
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input		5.12	4.86
AFG Convertible Note \| Debt yield
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value, measurement input		0.250	0.300