Consolidated Balance Sheets - USD ($)	Mar. 31, 2021	Mar. 31, 2020
Current assets
Cash and cash equivalents	$ 79,330,007	$ 48,389,688
Restricted cash - current	5,315,951	3,370,178
Short-term investments		14,919,384
Trade receivables, net and accrued revenues	202,221	820,846
Due from related parties	56,191,375	66,847,701
Inventories	2,007,464	1,996,203
Prepaid expenses and other current assets	10,296,229	3,270,755
Total current assets	153,343,247	139,614,755
Fixed assets
Vessels, net	1,377,028,255	1,437,658,833
Other fixed assets, net	148,836	185,613
Total fixed assets	1,377,177,091	1,437,844,446
Other non-current assets
Deferred charges, net	10,158,202	7,336,726
Due from related parties-non-current	23,100,000	23,100,000
Restricted cash - non-current	81,241	35,629,261
Operating lease right-of-use assets	17,672,227	26,861,551
Other non-current assets	82,837	1,573,104
Total assets	1,581,614,845	1,671,959,843
Current liabilities
Trade accounts payable	9,831,328	13,552,796
Accrued expenses	8,765,264	4,080,952
Due to related parties	117,803	436,850
Deferred income	853,983	2,068,205
Derivative instruments	1,100,529	2,605,442
Current portion of long-term operating lease liabilities	9,591,447	9,212,589
Current portion of long-term debt	51,820,283	53,056,125
Total current liabilities	82,080,637	85,012,959
Long-term liabilities
Long-term debt-net of current portion and deferred financing fees	539,651,761	581,919,094
Long-term operating lease liabilities	8,080,995	17,651,939
Derivative instruments	3,454,862	9,152,829
Other long-term liabilities	1,521,260	1,170,824
Total long-term liabilities	552,708,878	609,894,686
Total liabilities	634,789,515	694,907,645
Commitments and contingencies
Shareholders' equity
Preferred stock, $0.01 par value, 50,000,000 shares authorized, none issued nor outstanding
Common stock, $0.01 par value, 450,000,000 shares authorized, 51,071,409 and 59,083,290 shares issued, 41,493,275 and 50,827,952 shares outstanding (net of treasury stock), as of March 31, 2021 and March 31, 2020, respectively	510,715	590,833
Additional paid-in-capital	756,776,217	866,809,371
Treasury stock, at cost; 9,578,134 and 8,255,338 shares as of March 31, 2021 and March 31, 2020, respectively	(99,862,114)	(87,183,865)
Retained earnings	289,400,512	196,835,859
Total shareholders' equity	946,825,330	977,052,198
Total liabilities and shareholders' equity	$ 1,581,614,845	$ 1,671,959,843