FINANCIAL INSTRUMENTS (Fair Value and Gross Unrealized Losses of the Company's Investments) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]
Temporarily Impaired Securities, Less than 12 Months, Fair Value	$ 517	[1]	$ 52	[1]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months	(19)		(3)
Other than temporary impairment write-downs on investments still held	2		7
Cost method investments, aggregate cost	185		176
Cost method investments, reduction in cost basis due to impairment	6		3
Government Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Temporarily Impaired Securities, Less than 12 Months, Fair Value	160	[1],[2]	0	[1],[2]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months	(8)	[2]	0	[2]
Corporate Bonds - Investment Grade [Member]
Schedule of Available-for-sale Securities [Line Items]
Temporarily Impaired Securities, Less than 12 Months, Fair Value	213	[1]	22	[1]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months	(7)		(1)
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Temporarily Impaired Securities, Less than 12 Months, Fair Value	144	[1]	30	[1]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months	$ (4)		$ (2)

[1] Unrealized losses of 12 months or more were less than $1 million.

[2] U.S. Treasury obligations, U.S. agency obligations, agency mortgage-backed securities and other municipalities' obligations.