CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES (DETAILS) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Dec. 31, 2012
Cash and Cash Equivalents [Abstract]
Cash	$ 5		$ 5		$ 9
Money market funds and other securities	29		29		71
Cash and cash equivalents	34	41	34	41	80	122
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	1,308		1,308		1,250
Marketable securities, Unrealized Gains		4		4	6
Marketable securities, Unrealized Losses		(3)		(3)	(6)
Marketable securities, Fair Value	1,309		1,309		1,250
Cash and marketables securities, Cost Basis	1,342		1,342		1,330
Total cash and marketable securities	1,343		1,343		1,330
Available-for-sale Securities, Activity [Abstract]
Proceeds from sales and maturities	341	247	739	712
Gross realized gains	1	0	3	3
Gross realized losses	0	0	(1)	(1)
U.S. government and agency securities [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	204		204		295
Marketable securities, Unrealized Gains		0		0	1
Marketable securities, Unrealized Losses		(1)		(1)	(2)
Marketable securities, Fair Value	203		203		294
Foreign government bonds [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	21		21		11
Marketable securities, Unrealized Gains		0		0	0
Marketable securities, Unrealized Losses		0		0	0
Marketable securities, Fair Value	21		21		11
Asset-backed securities [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	166		166		146
Marketable securities, Unrealized Gains		0		0	0
Marketable securities, Unrealized Losses		0		0	0
Marketable securities, Fair Value	166		166		146
Mortgage-backed securities [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	149		149		144
Marketable securities, Unrealized Gains		1		1	1
Marketable securities, Unrealized Losses		(1)		(1)	(2)
Marketable securities, Fair Value	149		149		143
Corporate notes and bonds [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	747		747		628
Marketable securities, Unrealized Gains		3		3	4
Marketable securities, Unrealized Losses		(1)		(1)	(2)
Marketable securities, Fair Value	749		749		630
Municipal securities [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	21		21		26
Marketable securities, Unrealized Gains		0		0	0
Marketable securities, Unrealized Losses		0		0	0
Marketable securities, Fair Value	$ 21		$ 21		$ 26