Fair Value Measurements - Changes in fair value instruments (Details) - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023
Public Warrants
Fair Value Measurements
Derivative warrant liabilities balance at beginning	$ 2,300,000	$ 287,500	$ 287,500	$ 261,050
Change in fair value	(29,900)	(221,950)	2,012,500	26,450
Derivative warrant liabilities balance at ending	2,270,100	65,550	2,300,000	287,500
Private Placement Warrants
Fair Value Measurements
Derivative warrant liabilities balance at beginning	2,339,000	293,000	293,000	266,000
Change in fair value	(29,000)	(226,000)	2,046,000	27,000
Derivative warrant liabilities balance at ending	2,310,000	67,000	2,339,000	293,000
Warrant Liability
Fair Value Measurements
Derivative warrant liabilities balance at beginning	4,639,000	580,500	580,500	527,050
Change in fair value	(58,900)	(447,950)	4,058,500	53,450
Derivative warrant liabilities balance at ending	$ 4,580,100	$ 132,550	$ 4,639,000	580,500
Share Redemptions Payable
Fair Value Measurements
Establishment of share repurchase liability				197,694,657
Share repurchase payment				$ (197,694,657)

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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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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Amount of increase (decrease) 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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