Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_PropertyPlantAndEquipmentGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Note 5 - Vessels, net (Details Textual) $ in Thousands	May 20, 2016 T	Jan. 21, 2016 T	Jun. 30, 2016 USD ($)	May 23, 2016 USD ($)	Jan. 26, 2016 USD ($)
M/T Eco Revolution [Member]
Size of Vessel \| T		39,000
Property, Plant and Equipment, Gross					$ 32,809
Shipyard Installments, Gross					31,400
Capitalized Expenses, Gross					$ 1,409
M/T Stenaweco Excellence [Member]
Size of Vessel \| T	50,000
Property, Plant and Equipment, Gross			$ 32,124	$ 32,253
Shipyard Installments, Gross				30,778
Capitalized Expenses, Gross				$ 1,475