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Inventory
6 Months Ended
Mar. 31, 2017
Inventory Disclosure [Abstract]  
Inventory Disclosure

10. INVENTORY

 

Inventories consist of the following components:

March 31,September 30,
20172016
Raw materials$3,099$2,538
Work in process5,5174,158
Finished goods1,5651,558
Parts and supplies8,1304,982
Total inventories$18,311$13,236