Note 1 - Consolidated Revenue from Major Charters (Details) - Customer Concentration Risk [Member] - Sales Revenue, Net [Member]		3 Months Ended	9 Months Ended		12 Months Ended
		Dec. 31, 2014	Oct. 15, 2014		Dec. 31, 2015	Dec. 31, 2013
Charterer A [Member] | Successor [Member]
Percentage of consolidated charter revenue
Charterer A [Member] | Predecessor [Member]
Percentage of consolidated charter revenue						15.80%
Charterer B [Member] | Successor [Member]
Percentage of consolidated charter revenue
Charterer B [Member] | Predecessor [Member]
Percentage of consolidated charter revenue			10.50%			13.80%
Charterer C [Member] | Successor [Member]
Percentage of consolidated charter revenue	[1]	27.70%			17.20%
Charterer C [Member] | Predecessor [Member]
Percentage of consolidated charter revenue			17.70%	[1]

[1] Includes charter revenue from a pool that the Company participated until mid 2015.