Note 3 - Vessels and Vessel Improvements (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Vessels and Vessel Improvements [Member] | Successor [Member]
Vessels and Vessel Improvements at beginning of period	$ 733,960,731
Purchase of Vessel Improvements	112,488
Depreciation Expense	(8,879,086)
Vessel Impairment Charge	(6,167,262)
Vessels and Vessel Improvements at end of period	719,026,871		$ 733,960,731
Vessels and Vessel Improvements [Member]
Vessel Impairment Charge	(6,167,262)		(50,872,734)
Vessels and Vessel Improvements at beginning of period	733,960,731
Vessel Impairment Charge	(6,167,262)
Vessels and Vessel Improvements at end of period	$ 719,026,871		$ 733,960,731