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RELATED PARTY TRANSACTIONS (Schedule of Related Party Transactions) (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Related Party Transaction [Line Items]      
Related party payables $ 670,000   $ 1,922,000
Director [Member]      
Related Party Transaction [Line Items]      
Accounts payable 261,000   250,000
Expenses 168,000 $ 160,000  
K and R, LLC [Member] | Affiliated Entity [Member]      
Related Party Transaction [Line Items]      
Deposits (included in other long-term assets) 42,000   74,000
Deposit payable 0   500,000
Notes Payable, Related Parties 1,504,000   0
Accrued Interest, Related Party 44,000   0
K and R, LLC [Member] | Affiliated Entity [Member] | Accrued rent payable      
Related Party Transaction [Line Items]      
Related party payables 120,000   821,000
K and R, LLC [Member] | Affiliated Entity [Member] | Rent expense (property)      
Related Party Transaction [Line Items]      
Expenses 484,000 484,000  
K and R, LLC [Member] | Affiliated Entity [Member] | Lease expense (equipment)      
Related Party Transaction [Line Items]      
Related party payables 15,000   132,000
Expenses 25,000 95,000  
K and R, LLC [Member] | Affiliated Entity [Member] | Interest expense [Member]      
Related Party Transaction [Line Items]      
Expenses 44,000 0  
Algar, Inc. [Member]      
Related Party Transaction [Line Items]      
Related Party Transaction, Bonus Expense 180,000    
Algar, Inc. [Member] | Affiliated Entity [Member]      
Related Party Transaction [Line Items]      
Accounts payable 50,000   28,000
Related party payables 180,000   189,000
Related Party Transaction, Bonus Expense 180,000 0  
Expenses 14,000 32,000  
Algar, Inc. [Member] | Affiliated Entity [Member] | Scrap metal purchase [Member]      
Related Party Transaction [Line Items]      
Expenses 1,204,000 883,000  
Algar, Inc. [Member] | Affiliated Entity [Member] | Management fee expense [Member]      
Related Party Transaction [Line Items]      
Expenses 238,000 187,000  
Algar, Inc. [Member] | Affiliated Entity [Member] | Sale of Scrap Metal [Member]      
Related Party Transaction [Line Items]      
Accounts receivable 0   93,000
Revenue from product sales & services 7,000 94,000  
Algar, Inc. [Member] | Affiliated Entity [Member] | Logistical Services [Member]      
Related Party Transaction [Line Items]      
Accounts receivable 12,000   19,000
Revenue from product sales & services 48,000 42,000  
Algar, Inc. [Member] | Affiliated Entity [Member] | IT Services [Member]      
Related Party Transaction [Line Items]      
Revenue from product sales & services 16,000 18,000  
Algar, Inc. [Member] | Affiliated Entity [Member] | Net rental Income [Member]      
Related Party Transaction [Line Items]      
Revenue from product sales & services 16,000 0  
Affiliated Entity, LK Property Investments, LLC [Member] | Affiliated Entity [Member]      
Related Party Transaction [Line Items]      
Deposits (included in other long-term assets) 3,000   3,000
Accounts payable 0   2,000
Expenses 27,000 15,000  
Scrap material sales 0   (102,000)
Affiliated Entity, SG&D Ventures, LLC [Member] | Affiliated Entity [Member]      
Related Party Transaction [Line Items]      
Scrap material sales 0   1,000
MetalX, LLC [Member] | Affiliated Entity [Member]      
Related Party Transaction [Line Items]      
Accounts receivable 0   $ 19,000
Revenue from product sales & services $ 116,000 $ 1,817,000