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Segment information - Revenues earned by major geographic region and major customer (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment information
Revenue	$ 133,966,633	$ 180,211,233	$ 94,104,972
Cayman Islands
Segment information
Revenue	37,137,424	41,728,340	30,375,985
Bahamas
Segment information
Revenue	29,675,947	31,221,633	29,943,615
United States
Segment information
Revenue	66,662,406	106,768,621	33,338,466
Management Services Agreement With OC-BVI [Membre]
Segment information
Revenue	490,856	492,639	446,906
Water and Sewerage Corporation [Member]
Segment information
Revenue	$ 29,675,947	$ 31,221,633	$ 29,943,615
Percentage of consolidated revenues	22.00%	17.00%	32.00%
One Customer
Segment information
Revenue		$ 64,149,170	$ 11,805,752
Percentage of consolidated revenues	0.00%	36.00%	13.00%

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- Definition

Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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