Leases - Lease cost (Details) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Lessee, Lease, Description [Line Items]
Operating lease assets	$ 3,515,576		$ 3,515,576		$ 3,779,757
Finance lease assets	$ 0		$ 0		$ 1,551
Finance lease, right-of-use asset, statement of financial position [extensible list]	Property and equipment, net		Property and equipment, net		Property and equipment, net
Total lease assets	$ 3,515,576		$ 3,515,576		$ 3,781,308
Operating lease liabilities - current	1,021,085		1,021,085		860,130
Operating lease liabilities - noncurrent	3,261,294		3,261,294		3,558,659
Finance lease liabilities - current	$ 0		$ 0		$ 2,340
Finance lease, liability, current, statement of financial position, extensible list	Other liabilities		Other liabilities		Other liabilities
Total lease obligations	$ 4,282,379		$ 4,282,379		$ 4,421,129
Total lease expense	216,268	$ 235,704	435,522	$ 471,453
Income Statement Location [Axis]: us-gaap:InterestIncomeExpenseNonoperatingNet
Lessee, Lease, Description [Line Items]
Interest expense, net	0	179	0	402
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense
Lessee, Lease, Description [Line Items]
Operating lease expense	216,268	233,986	433,182	467,973
Amortization of finance lease assets	$ 0	$ 1,539	$ 2,340	$ 3,078

Operating and Finance Lease Liability

No definition available.

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- Definition

Operating and Finance Lease Right-of-Use Assets

+ References

No definition available.

+ Details

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- Definition

Amount of interest expense on finance lease liability.

+ References

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- Definition

Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.

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- Definition

Indicates line item in statement of financial position that includes current finance lease liability.

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- Definition

Amount, after accumulated amortization, of right-of-use asset from finance lease.

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- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

+ References

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- Definition

Indicates line item in statement of financial position that includes finance lease right-of-use asset.

+ References

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- Definition

Amount of lease cost recognized by lessee for lease contract.

+ References

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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.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

+ References

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- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

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