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Inventories
9 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Inventories
Inventories
Inventories consist of:
 
June 30, 
 2018
 
September 30, 
 2017
Raw materials and supplies
$
6,407

 
$
6,108

Work-in-process
8,373

 
7,650

Finished goods
6,252

 
6,623

Total inventories
$
21,032

 
$
20,381


Inventories are stated at the lower of cost or net realizable value. Cost is determined using the last-in, first-out (“LIFO”) method for 55% and 38% of the Company’s inventories at June 30, 2018 and September 30, 2017, respectively. The first-in, first-out (“FIFO”) method is used for the remainder of the inventories. If the FIFO method had been used for the inventories for which cost is determined using the LIFO method, inventories would have been $8,618 and $8,319 higher than reported at June 30, 2018 and September 30, 2017, respectively.