Fair Value Measurements - Summary of Changes in Fair Value Associated With Level 3 SAFE Financial Instruments Held (Details) - Level 3 [Member] - SAFEs [Member] - USD ($)	3 Months Ended	9 Months Ended
Dec. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning Balance	$ 141,750,580	$ 171,080,533	$ 10,601,545
Proceeds from issuances of SAFEs	0	0	72,106,134
Change in fair value of SAFEs	29,329,953	6,503,113	59,042,901
Conversion of SAFEs		(177,583,646)
Ending Balance	$ 171,080,533	$ 0	$ 141,750,580

Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability, conversion of shares.

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

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- Definition

Amount of issuances of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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