Income taxes - Additional Information (Details)	12 Months Ended
Dec. 31, 2024 USD ($)
Maximum years for which operating loss can be carryforward	20 years
Domestic
Net loss carryforward	$ 400,000
State
Net loss carryforward	$ 38,000

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-3

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