Annual report pursuant to Section 13 and 15(d)

Note 19 - Subsequent Events (Detail)

v3.6.0.2
Note 19 - Subsequent Events (Detail) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Jan. 31, 2017
Nov. 30, 2016
Feb. 28, 2015
Dec. 31, 2015
Dec. 31, 2016
A N B Bank [Member]          
Interest on convertible note     5.25%    
Loan Modification Agreement [Member]          
Interest on convertible note 10.00%        
Debt Instrument, Defaulted Interest Rate, Stated Percentage 12.00%        
Executive Chairman Of Board Of Directors Convertible Secured Promissory Note Agreement [Member]          
Interest on convertible note   10.00%      
Debt Instrument, Defaulted Interest Rate, Stated Percentage   12.00%      
Executive Chairman Of Board Of Directors Convertible Secured Promissory Note Agreement [Member] | A N B Bank [Member] | Interim Chief Executive Officer President And Chairman [Member]          
Interest on convertible note       8.00%  
Debt Instrument, Defaulted Interest Rate, Stated Percentage       10.00%  
Marine MP LLC [Member]          
Marine MP cash settlement due within six months         $ 2,000
Marine MP LLC [Member]          
Shares held by Marine MP 780,000        
Payment for shares held by Marine MP $ 1,677        
Marine MP cash settlement $ 1,000