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Inventories
9 Months Ended
May 31, 2016
Inventory, Net [Abstract]  
Inventories
Inventories

Inventories consisted of the following (in thousands):
 
May 31, 2016
 
August 31, 2015
Processed and unprocessed scrap metal
$
69,914

 
$
56,860

Semi-finished goods (billets)
12,927

 
10,648

Finished goods
35,910

 
50,440

Supplies
38,195

 
38,584

Inventories
$
156,946

 
$
156,532