Summary of Balance Sheet Data (Tables)

6 Months Ended

Jun. 30, 2021

Statement of Financial Position [Abstract]

Schedule of Inventory, Current

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

	June 30, 2021						December 31, 2020
	LIFO		Non-LIFO		Total		LIFO		Non-LIFO		Total
Raw materials	$	141	$	301	$	442	$	131	$	263	$	394
Work in process	149		86		235		103		86		189
Finished goods	585		769		1,354		453		749		1,202
Supplies and other	—		276		276		—		263		263
	875		1,432		2,307		687		1,361		2,048
Excess of FIFO or weighted-average cost over   LIFO cost	(197)		—		(197)		(145)		—		(145)
Total	$	678	$	1,432	$	2,110	$	542	$	1,361	$	1,903

Property, Plant and Equipment

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

	June 30, 2021		December 31, 2020
Land	$	171	$	174
Buildings	2,991		2,932
Machinery and equipment	14,668		14,382
Construction in progress	633		845
	18,463		18,333
Less accumulated depreciation	(10,445)		(10,291)
Total	$	8,018	$	8,042