GEOGRAPHIC AREAS - Sales and Revenue by Geographic Area (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers - U.S.									$ 4,937	$ 4,008	$ 3,965
Total	2,000	1,772	1,793	1,494	1,615	1,569	1,610	1,422	7,059	6,216	5,954
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									639	640	621
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									300	331	325
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									360	446	312
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									302	271	269
South America
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									74	75	70
Other foreign countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									447	445	392
Export sales from the U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									1,682	1,775	1,610
Export sales from the U.S. | Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									583	581	548
Export sales from the U.S. | China
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									329	389	274
Export sales from the U.S. | Other foreign countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales to and revenues from unaffiliated customers									$ 770	$ 805	$ 788