Vessels, Net (Details) - USD ($)	3 Months Ended
	Jun. 30, 2021	Mar. 31, 2021
Vessels, Net
Vessels, net	$ 1,326,629,701	$ 1,377,028,255
Accumulated depreciation
Transfer to vessel held for sale	(38,900,949)
Vessels
Cost
Balance at the beginning of the period	1,762,657,830
Other additions	4,978,922
Transfers to vessel held for sale	(62,311,861)
Balance at the end of the period	1,705,324,891
Accumulated depreciation
Balance at the beginning of the period	(385,629,575)
Impairment	0
Transfer to vessel held for sale	23,410,912
Depreciation	(16,476,527)
Balance at the end of the period	(378,695,190)
Mortgaged VLGC vessels, carrying value	$ 1,326,600,000	$ 1,337,400,000