GEOGRAPHIC AREAS (Tables)

12 Months Ended

Dec. 31, 2018

Revenues from External Customers and Long-Lived Assets [Line Items]

Sales by Geographic Area

Sales by Geographic Area

DOLLAR AMOUNTS IN MILLIONS
	2018		2017		2016
Sales to unaffiliated customers:
U.S.	$	6,365	$	6,168	$	5,451
Canada	519		472		341
Japan	410		352		369
China	120		107		108
Other foreign countries	62		97		96
Total	$	7,476	$	7,196	$	6,365
Export sales from the U.S.:
Japan	$	338	$	295	$	314
China	113		102		103
Other foreign countries	153		148		98
Total	$	604	$	545	$	515

Long-Lived Assets by Geographic Area

Long-Lived Assets by Geographic Area

DOLLAR AMOUNTS IN MILLIONS
	DECEMBER 31, 2018		DECEMBER 31, 2017		DECEMBER 31, 2016
U.S.	$	14,778	$	14,922	$	15,700
Canada	220		223		206
Other foreign countries	—		—		527
Total(1)	$	14,998	$	15,145	$	16,433
(1) Amounts for December 31, 2016, include assets from discontinued operations.