CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES (DETAILS) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Document Period End Date	Sep. 30, 2013
Cash and Cash Equivalents [Abstract]
Cash	$ 3		$ 3		$ 28
Money market funds and other securities	38		38		94
Cash and cash equivalents	41	27	41	27	122	102
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	1,403		1,403		1,119
Marketable securities, Unrealized Gains			6		12
Marketable securities, Unrealized Losses			(5)		(1)
Marketable securities, Fair Value	1,404		1,404		1,130
Cash and marketables securities, Cost Basis	1,444		1,444		1,241
Total cash and marketable securities	1,445		1,445		1,252
Available-for-sale Securities, Activity [Abstract]
Proceeds from sales and maturities	247	271	712	701
Gross realized gains	0	2	3	6
Gross realized losses	0	0	(1)	(1)
U.S. government and agency securities [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	393		393		271
Marketable securities, Unrealized Gains			1		1
Marketable securities, Unrealized Losses			(1)		0
Marketable securities, Fair Value	393		393		272
Foreign government bonds [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	24		24		50
Marketable securities, Unrealized Gains			0		1
Marketable securities, Unrealized Losses			0		0
Marketable securities, Fair Value	24		24		51
Asset-backed securities [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	129		129		61
Marketable securities, Unrealized Gains			0		1
Marketable securities, Unrealized Losses			0		0
Marketable securities, Fair Value	129		129		62
Mortgage-backed securities [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	134		134		137
Marketable securities, Unrealized Gains			0		1
Marketable securities, Unrealized Losses			(1)		(1)
Marketable securities, Fair Value	133		133		137
Corporate notes and bonds [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	693		693		577
Marketable securities, Unrealized Gains			5		8
Marketable securities, Unrealized Losses			(3)		0
Marketable securities, Fair Value	695		695		585
Municipal securities [Member]
Available-for-sale Securities, Current [Abstract]
Marketable securities, Cost Basis	30		30		23
Marketable securities, Unrealized Gains			0		0
Marketable securities, Unrealized Losses			0		0
Marketable securities, Fair Value	$ 30		$ 30		$ 23