Supplemental Balance Sheet Data

9 Months Ended

Sep. 30, 2017

Statement of Financial Position [Abstract]

Additional Financial Information Disclosure

Supplemental Balance Sheet Data

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



	September 30, 2017								December 31, 2016
	LIFO			Non-LIFO		Total			LIFO			Non-LIFO		Total
Raw materials	$	88		$	249	$	337		$	93		$	236	$	329
Work in process	106			97		203			114			89		203
Finished goods	396			687		1,083			430			600		1,030
Supplies and other	—			298		298			—			280		280
	590			1,331		1,921			637			1,205		1,842
Excess of FIFO or weighted-average cost over LIFO cost	(173		)	—		(173		)	(163		)	—		(163		)
Total	$	417		$	1,331	$	1,748		$	474		$	1,205	$	1,679

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:



	September 30, 2017			December 31, 2016
Land	$	171		$	163
Buildings	2,787			2,612
Machinery and equipment	14,328			13,591
Construction in progress	337			488
	17,623			16,854
Less accumulated depreciation	(10,306		)	(9,685		)
Total	$	7,317		$	7,169