Vessels, Net (Details)	9 Months Ended
	Dec. 31, 2015 USD ($) item	Mar. 31, 2015 USD ($)
Cost
Additions	$ 1,211,595,756
Accumulated depreciation
Disposals net book value	(242,221)
Depreciation	(26,341,945)
Vessels, net	1,604,987,643	$ 419,976,053
Mortgaged VLGC vessels, carrying value	1,601,300,000	$ 416,000,000
Impairment	0
Vessels
Cost
Balance at the beginning of the period	439,180,669
Additions	1,211,595,756
Disposals	(268,281)
Balance at the end of the period	1,650,508,144
Accumulated depreciation
Balance at the beginning of the period	(19,204,616)
Disposals accumulated depreciation	26,060
Depreciation	(26,341,945)
Balance at the end of the period	$ (45,520,501)
Number of vessels delivered by builder | item	15