XML 45 R19.htm IDEA: XBRL DOCUMENT v3.7.0.1
General Information (Details Textual)
Aug. 09, 2017
USD ($)
shares
Jun. 30, 2017
USD ($)
vessel
shares
Jun. 29, 2017
USD ($)
shares
Jun. 27, 2017
shares
Dec. 31, 2016
USD ($)
shares
Property, Plant and Equipment [Line Items]          
Shares of common stock sold to institutional and accredited investors | shares   41,197,404     36,590,417
Common Stock, Value, Issued | $   $ 4,120     $ 3,659
Shares issued in connection with share offering, percentage, of then common stock   17.00%      
Common Stock, Shares, Outstanding | shares   41,197,404     36,590,417
Panamax Ice Class 1A [Member]          
Property, Plant and Equipment [Line Items]          
Number of vessels   6      
Panamax [Member]          
Property, Plant and Equipment [Line Items]          
Number of vessels   2      
Supramax [Member]          
Property, Plant and Equipment [Line Items]          
Number of vessels   5      
Handymax Ice Class 1A [Member]          
Property, Plant and Equipment [Line Items]          
Number of vessels   2      
Ultramax Ice Class 1C [Member]          
Property, Plant and Equipment [Line Items]          
Number of vessels   2      
bareboat charter [Member] | Supramax [Member]          
Property, Plant and Equipment [Line Items]          
Number of vessels   2      
Stock Purchase Agreement sold to institutional and accredited investors [Member]          
Property, Plant and Equipment [Line Items]          
Consenting Shareholders | shares       31,304,961  
% of shareholders approval       84.00%  
Shares of common stock sold to institutional and accredited investors | shares     3,935,665    
Common Stock, Value, Issued | $     $ 8,300,000    
Subsequent Event [Member] | Stock Purchase Agreement inside investors [Member] [Member]          
Property, Plant and Equipment [Line Items]          
Shares of common stock sold to institutional and accredited investors | shares 2,597,778        
Common Stock, Value, Issued | $ $ 5,800,000        
Stock issued during period, value, issurance of common stock as settlement of accrued dividends | $ $ 4,400,000