Supplemental Balance Sheet Data (Notes)

3 Months Ended

Mar. 31, 2016

Statement of Financial Position [Abstract]

Additional Financial Information Disclosure

Supplemental Balance Sheet Data

The following schedule presents a summary of inventories by major class:

	March 31, 2016								December 31, 2015
(Summary of Inventories by Major Class)	LIFO			Non-LIFO		Total			LIFO			Non-LIFO		Total
Raw materials	$	99		$	286	$	385		$	100		$	297	$	397
Work in process	113			98		211			110			93		203
Finished goods	499			705		1,204			525			689		1,214
Supplies and other	—			283		283			—			278		278
	711			1,372		2,083			735			1,357		2,092
Excess of FIFO or weighted-average cost over LIFO cost	(181		)	—		(181		)	(183		)	—		(183		)
Total	$	530		$	1,372	$	1,902		$	552		$	1,357	$	1,909

Inventories are valued at the lower of cost and net realizable value, determined on the FIFO or weighted-average cost methods, and at the lower of cost or market, determined on the LIFO cost method.

The following schedule presents a summary of property, plant and equipment, net:

	March 31, 2016			December 31, 2015
Land	$	166		$	164
Buildings	2,583			2,537
Machinery and equipment	13,583			13,393
Construction in progress	427			453
	16,759			16,547
Less accumulated depreciation	(9,571		)	(9,443		)
Total	$	7,188		$	7,104