Summary of Significant Accounting Policies (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2026

Dec. 31, 2025

Dec. 31, 2025

Summary of Significant Accounting Policies [Line Items]

Schedule of Basic and Diluted Net Income Per Ordinary Share



		For the three months ended
		March 31, 2026
Numerator:
Net loss		$	(139,635)
Denominator:
Weighted-average number of shares of common stock outstanding – basic and diluted			1,000
Basic and diluted net loss per share of common stock		$	(139.64)



		For the period
		September 22, 2025
		(inception) through
		December 31, 2025
Numerator:
Net loss		$	(145,382)
Denominator:
Weighted-average number of shares of common stock outstanding – basic and diluted			1,000
Basic and diluted net loss per share of common stock		$	(145.38)

Mountain Lake Acquisition Corp.

Summary of Significant Accounting Policies [Line Items]

Schedule of Class A Ordinary Shares Subject to Possible Redemption Reflected in the Condensed Balance Sheets

As of March 31, 2026 and December 31, 2025, the Class A ordinary shares subject to possible redemption reflected in the condensed balance sheets are reconciled in the following table:



Class A ordinary shares subject to possible redemption, December 31, 2024		$	231,643,853
Plus:
Accretion of Class A ordinary shares subject to redemption to redemption amount			9,586,719
Class A ordinary shares subject to possible redemption, December 31, 2025		$	241,230,572
Plus:
Accretion of Class A ordinary shares subject to redemption to redemption amount			2,113,587
Class A ordinary shares subject to possible redemption, March 31, 2026		$	243,344,159

As of December 31, 2025 and 2024, the Class A ordinary shares subject to possible redemption reflected in the balance sheets are reconciled in the following table:



Gross proceeds		$	230,000,000
Less:
Proceeds allocated to Public Share Rights			(2,070,000)
Class A ordinary shares issuance costs			(13,210,471)
Plus:
Accretion for Class A ordinary shares to redemption amount			16,924,324
Class A ordinary shares subject to possible redemption, December 31, 2024		$	231,643,853
Plus:
Accretion for Class A ordinary shares to redemption amount			9,586,719
Class A ordinary shares subject to possible redemption, December 31, 2025		$	241,230,572

Schedule of Basic and Diluted Net Income Per Ordinary Share

The following table presents a reconciliation of the numerator and denominator used to compute basic and diluted net income per ordinary share for each class of ordinary shares:



		For the Three Months Ended						For the Three Months Ended
		March 31, 2026						March 31, 2025
		Class A			Class B			Class A			Class B
		Ordinary			Ordinary			Ordinary			Ordinary
		Shares			Shares			Shares			Shares
Basic and diluted net income per share:
Numerator:
Allocation of net income		$	1,324,198		$	399,818		$	1,550,404		$	468,117
Denominator:
Weighted-average shares outstanding			23,805,000			7,187,500			23,805,000			7,187,500
Basic and diluted net income per common stock		$	0.06		$	0.06		$	0.07		$	0.07

The following table presents a reconciliation of the numerator and denominator used to compute basic and diluted net income ordinary share for each class of ordinary shares:



								For the Period from
								June 14, 2024
		For the Year Ended						(inception) through
		December 31,						December 31,
		2025						2024
		Class A			Class B			Class A			Class B
		Ordinary			Ordinary			Ordinary			Ordinary
		Shares			Shares			Shares			Shares
Basic net income per share:
Numerator:
Allocation of net income		$	6,361,272		$	1,920,674		$	99,286		$	343,831
Denominator:
Weighted-average shares outstanding			23,805,000			7,187,500			1,785,375			6,182,813
Basic net income per common stock		$	0.27		$	0.27		$	0.06		$	0.06

Tabular disclosure of the nature and terms of the financial instruments and the rights and obligations embodied in those instruments, information about settlement alternatives, if any, in the contract and identification of the entity that controls the settlement alternatives including: a. The amount that would be paid, or the number of shares that would be issued and their fair value, determined under the conditions specified in the contract if the settlement were to occur at the reporting date b. How changes in the fair value of the issuer's equity shares would affect those settlement amounts (for example, "the issuer is obligated to issue an additional x shares or pay an additional y dollars in cash for each $1 decrease in the fair value of one share") c. The maximum amount that the issuer could be required to pay to redeem the instrument by physical settlement, if applicable d. The maximum number of shares that could be required to be issued, if applicable e. That a contract does not limit the amount that the issuer could be required to pay or the number of shares that the issuer could be required to issue, if applicable f. For a forward contract or an option indexed to the issuer's equity shares, the forward price or option strike price, the number of issuer's shares to which the contract is indexed, and the settlement date or dates of the contract, as applicable. g. The components of the liability that would otherwise be related to shareholders' interest and other comprehensive income (if any) subject to the redemption feature (for example, par value and other paid in amounts of mandatorily redeemable instruments are disclosed separately from the amount of retained earnings or accumulated deficit).

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