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STOCK-BASED COMPENSATION - Transactions involving Marine Products stock options (Details 1) (Stock Options, USD $)
6 Months Ended 12 Months Ended
Jun. 30, 2013
Dec. 31, 2012
Stock Options
   
Shares    
Outstanding at December 31, 2012 144,615  
Granted     
Exercised     
Forfeited (103,015)  
Expired     
Outstanding at June 30, 2013 41,600 144,615
Weighted Average Exercise Price    
Outstanding at December 31, 2012 $ 6.82  
Granted     
Exercised     
Forfeited $ 4.54  
Expired     
Outstanding at June 30, 2013 $ 12.47 $ 6.82
Weighted Average Remaining Contractual Life in years 0.83 years 0.44 years
Aggregate Intrinsic Value, Outstanding at June 30, 2013