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Inventories (Tables)
6 Months Ended
Jun. 30, 2018
Inventories [Abstract]  
Schedule of Inventories



 

 

 

 

 



June 30,
2018

 

December 31,
2017

Finished goods

$

143,665 

 

$

146,269 

Commodities held for sale

 

42,639 

 

 

65,693 

Raw materials

 

104,119 

 

 

144,520 

Work-in-process

 

298,738 

 

 

320,664 

Supplies and parts

 

36,141 

 

 

34,732 



$

625,302 

 

$

711,878