Deferred Drydock Costs (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Changes in Deferred Drydock Costs [Roll Forward]
Beginning Balance	$ 24,153,776	$ 17,495,270
Payments for drydocking	21,906,358	14,293,562	$ 11,903,474
Drydock amortization	(8,655,617)	(7,378,752)	(6,227,851)
Write-off due to sale of vessels	(310,986)	(256,304)
Ending Balance	$ 37,093,531	$ 24,153,776	$ 17,495,270