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The period of time after completion of a business combination during which the shares or warrant may not be transferred.

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The share price threshold that must be achieved in order to waive the restriction on transfer of shares during a restricted period after a business combination.

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When determining the condition for transfer of shares without restriction after a business combination, the number of consecutive trading days used to observe the share price.

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When determining the condition for transfer of shares without restriction after a business combination, the number of days in which the share price must exceed the specified amount.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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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.

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Per share or per unit amount of equity securities issued.

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Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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RELATED PARTY TRANSACTIONS - Founder Shares (Details) - USD ($)			2 Months Ended	3 Months Ended	12 Months Ended
	May 01, 2025	Nov. 12, 2024	Dec. 31, 2024	Mar. 31, 2026	Dec. 31, 2025	May 02, 2025
RELATED PARTY TRANSACTIONS
Shares outstanding (in shares)			5,016,051	5,068,690	5,039,438
Cartesian Growth Corporation III
RELATED PARTY TRANSACTIONS
Aggregate capital contributions			$ 25,000
Cartesian Growth Corporation III \| Class B ordinary shares
RELATED PARTY TRANSACTIONS
Shares outstanding (in shares)			6,900,000	6,900,000	6,900,000
Cartesian Growth Corporation III \| Sponsor \| Founder Shares \| Class A ordinary shares \| Transfer, assigning or selling first share
RELATED PARTY TRANSACTIONS
Restrictions on transfer period of time after business combination completion				1 year	1 year
Stock price trigger to transfer, assign or sell any shares of the company, after the completion of the initial business combination				$ 12	$ 12
Threshold trading days for transfer, assign or sale of shares, after the completion of the initial business combination				20 days	20 days
Threshold consecutive trading days for transfer, assign or sale of shares, after the completion of the initial business combination				30 days	30 days
Threshold period after the business combination in which the 20 trading days within any 30 trading day period commences				150 days	150 days
Cartesian Growth Corporation III \| Sponsor \| Founder Shares \| Class B ordinary shares
RELATED PARTY TRANSACTIONS
Aggregate capital contributions		$ 25,000
Share price per share ( in dollar per share)		$ 0.004
Number of share issued (in shares)	1,150,000	5,750,000
Shares outstanding (in shares)	6,900,000
Number of shares not subject to forfeiture by sponsor						900,000
Cartesian Growth Corporation III \| Sponsor \| Founder Shares \| Class B ordinary shares \| Over- allotment options
RELATED PARTY TRANSACTIONS
Number of shares not subject to forfeiture by sponsor						900,000