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ACCOUNTING POLICIES (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Cost of sales $ 331,323 $ 271,275 $ 969,932 $ 851,268    
Income (loss) from operations (5,141) (6,310) (8,244) (15,255)    
Net loss $ (11,218) $ (8,974) $ (28,340) $ (25,106)    
Basic $ (0.22) $ (0.17) $ (0.57) $ (0.60)    
Inventory, Net $ 331,378   $ 331,378   $ 272,236  
Retained earnings (deficit) (13,445)   (13,445)   17,214  
Debt Instrument, Unamortized Discount (Premium), Net 3,406   3,406      
Long-term Debt $ 396,600   $ 396,600      
Debt Instrument, Interest Rate, Stated Percentage 5.625%   5.625%      
Debt Instrument, Fair Value Disclosure $ 410,500   $ 410,500      
Common Stock, Dividends, Per Share, Declared $ 0.005 $ 0.005 $ 0.015 $ 0.015    
Senior Secured Notes 6.875 Percent [Member]            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Long-term Debt $ 400,000   $ 400,000   400,000  
Debt Instrument, Interest Rate, Stated Percentage 6.875%   6.875%      
Scenario, Previously Reported [Member]            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Cost of sales   $ 273,219   $ 848,264    
Income (loss) from operations   (8,254)   (12,251)    
Net loss   $ (10,918)   $ (22,102)    
Basic   $ (0.21)   $ (0.55)    
Inventory, Net         269,291  
Retained earnings (deficit)         14,269  
Restatement Adjustment [Member]            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Cost of sales   $ (1,944)   $ 3,004    
Income (loss) from operations   1,944   (3,004)    
Net loss   $ 1,944   $ (3,004)    
Basic   $ 0.04   $ (0.05)    
Inventory, Net         2,945  
Retained earnings (deficit)         $ 2,945 $ 6,600