GEOGRAPHIC AREAS - Sales by Geographic Area (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 1,734	$ 1,820	$ 1,807	$ 1,721	$ 1,788	$ 1,915	$ 1,964	$ 1,736	$ 7,082	$ 7,403	$ 7,254
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									4,819	4,889	4,761
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									612	682	758
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									397	477	453
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									353	424	418
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									308	328	298
South America
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									82	87	80
Other foreign countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									511	516	486
Export sales from the U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									1,719	1,892	1,891
Export sales from the U.S. | Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									558	620	676
Export sales from the U.S. | China
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									333	416	411
Export sales from the U.S. | Other foreign countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									$ 828	$ 856	$ 804