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Inventories

9 Months Ended

Sep. 30, 2016

Inventory Disclosure [Abstract]

Inventories

F. Inventories

		September 30, 2016				December 31, 2015
Finished goods		$	854			$	811
Work-in-process			1,325				1,272
Bauxite and alumina			401				445
Purchased raw materials			670				720
Operating supplies			205				194
		$	3,455			$	3,442

At September 30, 2016 and December 31, 2015, the total amount of inventories valued on a LIFO basis was $1,311 and $1,373, respectively. If valued on an average-cost basis, total inventories would have been $567 and $559 higher at September 30, 2016 and December 31, 2015, respectively.

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- References

No definition available.

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- Definition

The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766

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