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Inventories
3 Months Ended
Mar. 31, 2018
Inventory Disclosure [Abstract]  
Inventories
Inventories
Inventories consisted of:
($ in millions)
March 31, 2018
 
December 31, 2017
Finished goods
$
1,530

 
$
1,334

Raw materials and work in process
4,764

 
4,703

Supplies
199

 
201

Total (approximates current cost)
6,493

 
6,238

Increase to LIFO costs
25

 
45

 
$
6,518

 
$
6,283

Recognized as:
 
 
 
Inventories
$
5,382

 
$
5,096

Other assets
1,136

 
1,187


Amounts recognized as Other assets are comprised almost entirely of raw materials and work in process inventories. At March 31, 2018 and December 31, 2017, these amounts included $1.1 billion of inventories not expected to be sold within one year. In addition, these amounts included $18 million and $80 million at March 31, 2018 and December 31, 2017, respectively, of inventories produced in preparation for product launches.