Interest and Finance Costs (Details) - USD ($)	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Interest and Finance Costs
Interest incurred	$ 20,119,655	$ 21,665,379	$ 32,355,390
Amortization of financing costs	5,889,040	4,695,360	2,893,392
Other finance costs	1,350,744	1,235,385	856,759
Capitalized interest	(292,044)
Total	$ 27,067,395	$ 27,596,124	$ 36,105,541