Income taxes (Details 2) - Exascale Labs Inc. [Member] - USD ($)	12 Months Ended
Jun. 30, 2025	Jun. 30, 2024
Balance at the beginning of the year	$ (748,679)	$ (200,468)
Additions	(904,319)	(548,211)
Balance at the end of the year	$ (1,652,998)	$ (748,679)

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant