Cost of revenues and general and administrative expenses - General and administrative expenses (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	$ 24,752,366	$ 21,070,234
Employee costs [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	13,690,152	11,209,635
Insurance [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	2,012,092	1,760,279
Professional fees [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	1,903,856	2,067,625
Directors' fees and expenses [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	980,759	991,592
Office Rent [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	882,686	793,380
Amortization of intangibles [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	574,093	582,778
Investor Relations [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	534,979	354,158
Business Development Expenses [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	578,086	395,660
Bad Debt Expense [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	408,489
Computer Supplies, Software Licenses [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	387,335	322,310
Bank Charges [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	341,263	490,237
Depreciation [Member]
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	190,010	163,714
Other [Member].
Cost of revenues and general and administrative expenses [Line Items]
General and Administrative Expense	$ 2,268,566	$ 1,938,866