Fair Value Measurements - Summary of Fair Value of the Sponsor Warrants Associated with the Liability (Detail) - Fair Value, Inputs, Level 3 [Member] $ in Billions |
Mar. 31, 2026
USD ($)
yr
|
Dec. 31, 2025
USD ($)
yr
|
|---|---|---|
| Volatility [member] | ||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||
| Sponsor Warrants | 0.25 | 0.25 |
| Probability of Not Completing a Deal [member] | ||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||
| Sponsor Warrants | 0.30 | 0.30 |
| Expected Time to Complete a Deal (in years) [member] | ||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||
| Sponsor Warrants | yr | 3.8 | 3.9 |
| Probability of Warrant Renegotiation [member] | ||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||
| Sponsor Warrants | 0.30 | 0.30 |
| Estimated Target Equity Value [member] | ||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||
| Estimated Target Equity Value | $ | $ 4.5 | $ 4.5 |