Segment information - Property, plant and equipment, net by major geographic region (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	$ 55,882,521	$ 52,529,545
Cayman Islands [Member]
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	32,902,949	28,068,156
Bahamas [Member]
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	20,039,049	22,031,690
United States [Member]
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	$ 2,940,523	$ 2,429,699