Significant accounting policies (Details 1) - USD ($)	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Accretion of carrying value to redemption value	$ (584,752)	$ (1,081,123)
Non Redeemable OrdinaryShare [Member]
Allocation of net loss including carrying value to redemption value	(284,523)	(93,281)
Accretion of carrying value to redemption value	0	0
Allocation of net income/(loss)	$ (284,523)	$ (93,281)
Weighted-average shares outstanding	2,310,750	2,310,750
Basic and diluted net income/ (loss) per share	$ (0.12)	$ (0.04)
Redeemable Ordinary Shares
Allocation of net loss including carrying value to redemption value	$ (228,775)	$ (254,378)
Accretion of carrying value to redemption value	584,752	1,081,123
Allocation of net income/(loss)	$ 355,977	$ 826,745
Weighted-average shares outstanding	1,857,989	6,301,371
Basic and diluted net income/ (loss) per share	$ 0.19	$ 0.13