Vessels, Net (Details) - USD ($)	6 Months Ended	12 Months Ended
	Sep. 30, 2023	Mar. 31, 2023
Property, Plant and Equipment [Line Items]
Net book value balance, beginning	$ 1,263,976,818
Net book value balance, ending	1,238,427,422	$ 1,263,976,818
Vessels, net
Property, Plant and Equipment [Line Items]
Cost balance, beginning	1,724,463,634
Other additions	6,444,872
Cost balance, ending	1,730,908,506	1,724,463,634
Accumulated depreciation balance, beginning	(460,535,029)
Depreciation	(31,946,055)
Accumulated depreciation balance, ending	(492,481,084)	(460,535,029)
Net book value balance, beginning	1,263,928,605
Net book value balance, ending	1,238,427,422	1,263,928,605
Carrying value	1,203,900,000	1,227,800,000
Impairment charges against VLGC fleet	$ 0	$ 0