XML 19 R11.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note 5 - Inventories
6 Months Ended
Jun. 30, 2017
Notes to Financial Statements  
Inventory Disclosure [Text Block]
5.
Inventories:
 
Inventories of
$11,415
and
$10,360
in the accompanying balance sheets at
December 31, 2016
and
June 30, 2017,
respectively relate to bunkers, lubricants and spare parts.