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SEGMENT DATA AND RELATED INFORMATION (Tables)
3 Months Ended
Mar. 31, 2013
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment

Management evaluates performance based on several factors, of which net revenue and gross profit by product are the primary financial measures:

 

  Three months ended March 31, 
  2013  2012 
Net revenue from unaffiliated customers:        
Copper and CCA wire $87,001,955  $89,647,446 
Copper anode  113,964,856   62,968,553 
Refined copper rod  17,262,728   16,470,268 
  $218,229,539  $169,086,267 
         
Gross profit:        
Copper and CCA wire $10,076,845  $10,843,324 
Copper anode  10,207,411   7,024,954 
Refined copper rod  771,096   766,714 
  $21,055,352  $18,634,992