Related party transactions (Details) - USD ($) |
Mar. 31, 2024 |
Dec. 31, 2023 |
Oct. 09, 2023 |
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| Schedule of Equity Method Investments [Line Items] | |||
| Related party notes | $ 511,905 | $ 505,505 | |
| John N. Hatsopoulos and Earl R. Lewis, III | Related Party | |||
| Schedule of Equity Method Investments [Line Items] | |||
| Related party notes | $ 1,000,000 | ||
| Earl R. Lewis, III | Related Party | |||
| Schedule of Equity Method Investments [Line Items] | |||
| Related party notes | $ 500,000 |
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- Definition Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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