XML 21 R7.htm IDEA: XBRL DOCUMENT v3.4.0.3
INVENTORIES
3 Months Ended
Mar. 31, 2016
Inventory Disclosure [Abstract]  
INVENTORIES
INVENTORIES
 
March 31,
 
December 31,
(Dollars in millions)
2016
 
2015
At FIFO or average cost (approximates current cost)
 
 
 
Finished goods
$
1,090

 
$
1,063

Work in process
213

 
212

Raw materials and supplies
486

 
500

Total inventories
1,789

 
1,775

Less: LIFO Reserve
296

 
296

Total inventories
$
1,493

 
$
1,479



Inventories valued on the last-in, first-out ("LIFO") method were approximately 60 percent at both March 31, 2016 and December 31, 2015.