Leases - Lease assets and liabilities (Details) - USD ($)	Mar. 31, 2024	Dec. 31, 2023
Noncurrent
Operating lease right-of-use assets	$ 2,052,610	$ 2,135,446
Total lease right-of-use assets	2,080,396	2,245,987
Current
Current maturities of operating leases	381,423	456,865
Noncurrent
Noncurrent operating leases	1,735,851	1,827,302
Total lease liabilities	$ 2,117,274	$ 2,284,167
Operating leases, weighted average remaining lease term	6 years 1 month 6 days	6 years 1 month 6 days
Operating leases, weighted average discount rate	5.71%	5.67%
Prepaid Expenses and Other Current Assets [Member]
Current
Operating lease assets, current	$ 27,786	$ 110,541