Deferred Charges, Net (Details) - USD ($)	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Movement in deferred charges, net
Balance at the beginning of the period - drydocking costs	$ 10,158,202	$ 7,336,726
Additions - drydocking costs	2,869,210	5,178,916
Disposals - drydocking costs	(298,852)
Amortization - drydocking costs	(2,889,560)	(2,357,440)
Balance at the end of the period - drydocking costs	$ 9,839,000	$ 10,158,202