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Summary of Balance Sheet Data (Tables)
6 Months Ended
Jun. 30, 2018
Statement of Financial Position [Abstract]  
Schedule of Inventory, Current
The following schedule presents a summary of inventories by major class:
 
 
June 30, 2018
 
December 31, 2017
 
 
LIFO
 
Non-LIFO
 
Total
 
LIFO
 
Non-LIFO
 
Total
Raw materials
 
$
86

 
$
247

 
$
333

 
$
87

 
$
258

 
$
345

Work in process
 
108

 
99

 
207

 
110

 
103

 
213

Finished goods
 
453

 
654

 
1,107

 
421

 
684

 
1,105

Supplies and other
 

 
280

 
280

 

 
303

 
303

 
 
647

 
1,280

 
1,927

 
618

 
1,348

 
1,966

Excess of FIFO or weighted-average cost over LIFO cost
 
(177
)
 

 
(177
)
 
(176
)
 

 
(176
)
Total
 
$
470

 
$
1,280

 
$
1,750

 
$
442

 
$
1,348

 
$
1,790

Property, Plant and Equipment
The following schedule presents a summary of property, plant and equipment, net:
 
June 30, 2018
 
December 31, 2017
Land
$
169

 
$
173

Buildings
2,791

 
2,830

Machinery and equipment
14,120

 
14,612

Construction in progress
383

 
300

 
17,463

 
17,915

Less accumulated depreciation
(10,417
)
 
(10,479
)
Total
$
7,046

 
$
7,436