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Note 15 - Voyage and Vessel Operating Expenses (Tables)
12 Months Ended
Dec. 31, 2013
Voyage And Vessel Operating Expenses [Abstract]  
Schedule of Other Operating Cost and Expense, by Component [Table Text Block]
Voyage Expenses
 
Year Ended December 31,
 
   
2011
   
2012
   
2013
 
Port charges
    1,141       24       18  
Bunkers
    4,684       177       125  
Commissions
    1,918       822       520  
Total
    7,743       1,023       663  
Vessel Operating Expenses
 
Year Ended December 31,
 
   
2011
   
2012
   
2013
 
Crew wages and related costs
    5,415       361       -  
Insurance
    1,165       83       47  
Repairs and maintenance
    1,356       179       689  
Spares and consumable stores
    2,369       184       -  
Taxes (Note 17) 
    63       7       9  
Total
    10,368       814       745