Segment information - Revenues earned by major geographic region and major customer (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Revenue	$ 180,211,233	$ 94,104,972
Cayman Islands [Member]
Segment Reporting Information [Line Items]
Revenue	41,728,340	30,375,985
Bahamas [Member]
Segment Reporting Information [Line Items]
Revenue	31,221,633	29,943,615
United States [Member]
Segment Reporting Information [Line Items]
Revenue	106,768,621	33,338,466
Management Services Agreement With OC-BVI [Membre]
Segment Reporting Information [Line Items]
Revenue	492,639	446,906
Water and Sewerage Corporation [Member]
Segment Reporting Information [Line Items]
Revenue	$ 31,221,633	$ 29,943,615
Percentage of consolidated revenues	17.00%	32.00%
One Customer [Member]
Segment Reporting Information [Line Items]
Revenue	$ 64,149,170	$ 11,805,752
Percentage of consolidated revenues	36.00%	13.00%