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Financial investments (Details) - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Summary of Investment Holdings [Line Items]
Amortized Cost	$ 164,448,485	$ 178,781,549
Held-to-Maturity Securities [Member]
Summary of Investment Holdings [Line Items]
Amortized Cost	164,448,485	178,781,549
Unrealized Gains	0	0
Unrealized Losses	(111,646)	(1,127,925)
Fair Value	$ 164,336,839	$ 177,653,624

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