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Inventories (Tables)
 6 Months Ended
Jun. 30, 2017
Inventory, Net [Abstract]  
Schedule of Inventories
 
June 30,
2017
December 31,
2016
Finished products
$
2,880

$
3,113

Semi-finished products
1,424

2,009

Raw materials, stores and supplies
713

719

 
5,017

5,841

Adjustment of inventories to a last-in, first-out (LIFO) basis
(161
)
(168
)
Total
$
4,856

$
5,673