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COMMITMENTS AND CONTINGENCIES (Details) - USD ($)
$ in Millions
 6 Months Ended
Jan. 16, 2015
Jun. 30, 2015
Dec. 31, 2014
Nov. 06, 2014
May. 29, 2014
Loss Contingencies [Line Items]          
Common stock, shares issued (in shares)   25,623,982 23,844,711    
Common stock, shares outstanding (in shares)   25,592,356 23,813,085    
Second lawsuit filed in court, date   November 17, 2014      
Xplornet [Member]          
Loss Contingencies [Line Items]          
Damages foregone amount $ 50        
Schuff International, Inc [Member]          
Loss Contingencies [Line Items]          
Common stock, shares issued (in shares)       721,000 1,500,000
Common stock, shares outstanding (in shares)       721,000  
Number of outstanding shares remaining in public hands   342,000      
Percentage of outstanding shares remaining in public hands (in hundredths)   9.00%