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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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