Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Revenues, net of commissions	$ 45,795,391	$ 72,222,353
Voyage expenses	3,837,278	8,204,657
Vessel expenses	22,577,518	20,494,412
Depreciation and amortization	19,077,813	18,936,577
General and administrative expenses	3,122,933	3,116,337
Gain on time charter agreement termination		(3,331,692)
Total operating expenses	48,615,542	47,420,291
Operating income (loss)	(2,820,151)	24,802,062
Interest expense	19,773,619	20,539,035
Interest income	(3,884)	(64,170)
Other expense		2,952,927
Total other expense, net	19,769,735	23,427,792
Net income (loss)	$ (22,589,886)	$ 1,374,270
Basic (in Shares)	17,080,190	16,966,070
Diluted (in Shares)	17,080,190	16,966,070
Basic net income (loss) (in Dollars per share)	$ (1.32)	$ 0.08
Diluted net income (loss) (in Dollars per share)	$ (1.32)	$ 0.08