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Commitments and contingencies - Narrative (Details) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 home | Dec. 31, 2024 USD ($) home officeSpace | Dec. 31, 2023 USD ($)
Related Party Transaction [Line Items] |  |  |
Office spaces with third party (in office spaces) | officeSpace |  | 1 |
Lease term |  | 4 years |
Operating lease cost |  | $ 1,262,653 | $ 1,099,406
Variable lease expense |  | $ 24,164 | $ 48,086
Weighted-average discount rate for operating leases |  | 9.13% | 9.68%
Weighted-average remaining lease term |  | 3 years 2 months 12 days | 4 years 5 months 8 days
Rent expense related to the short-term leases |  | $ 134,777 | $ 319,436
Surety bonds outstanding |  | 7,616,669 |
Letters of credit outstanding, amount |  | $ 653,153 |
December Sale-Leaseback |  |  |
Related Party Transaction [Line Items] |  |  |
Sale Leaseback Transaction, Units sold | home |  | 21 |
Sale leaseback leases (in leases) | home |  | 11 |
Right of use asset and operating lease liability |  | $ 564,588 |
Sale Leaseback Transactions |  |  |
Related Party Transaction [Line Items] |  |  |
Rent expense for sale leaseback leases |  | $ 286,400 | $ 476,525
Chief Executive Officer |  |  |
Related Party Transaction [Line Items] |  |  |
Homes sold (in homes) | home | 19 |  |

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