Retirement plans (Details) - USD ($)  | 
12 Months Ended | ||
|---|---|---|---|
Jul. 01, 2023  | 
Dec. 31, 2024  | 
Dec. 31, 2023  | 
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| Retirement Benefits [Abstract] | |||
| Maximum employer annual contribution per employee, percent | 4.50% | ||
| Maximum quarterly employer matching contribution per participant | $ 250 | ||
| Maximum annual employer matching contribution per participant | $ 1,000 | ||
| Contributions to plan | $ 86,827 | $ 65,705 | |
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- Definition Defined Contribution Plan, Maximum Annual Employer Matching Contribution Per Participant No definition available. 
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- Definition Defined Contribution Plan, Maximum Quarterly Employer Matching Contribution Per Participant No definition available. 
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- References No definition available. 
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- Definition Amount of cost for defined contribution plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. No definition available. 
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