STOCK BASED COMPENSATION PLANS 3 (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended				12 Months Ended							12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2011 Stock Incentive Plan [Member]	Dec. 31, 2011 Stock Incentive Plan [Member] Stock Options [Member]	Dec. 31, 2010 Stock Incentive Plan [Member] Stock Options [Member]	Dec. 31, 2009 Stock Incentive Plan [Member] Stock Options [Member]	Dec. 31, 2011 Stock Incentive Plan [Member] Restricted Stock Units (RSUs) [Member]	Dec. 31, 2010 Stock Incentive Plan [Member] Restricted Stock Units (RSUs) [Member]	Dec. 31, 2009 Stock Incentive Plan [Member] Restricted Stock Units (RSUs) [Member]	Dec. 31, 2011 Non-Employee Director's Plan [Member]	Dec. 31, 2011 Non-Employee Director's Plan [Member] Stock Options [Member]	Dec. 31, 2012 Non-Employee Director's Plan [Member] Restricted Stock Units (RSUs) [Member]	Dec. 31, 2011 Non-Employee Director's Plan [Member] Restricted Stock Units (RSUs) [Member]
Share Based Compensation Arrangement By Share Based Payment Stock Options [Line Items]
Stock options vesting period, years					Options generally vest over a four-year period			periods ranging from three to seven years				Options will become exercisable over a four-year period	RSUs will generally vest on the third anniversary of the date of grant	fifth anniversary of continuous Board service
Stock Options General Expiration Period					10							10
Share-based compensation expense					$ 59	$ 55	$ 39	$ 109	$ 109	$ 79
Future tax benefit from share-based compensation expense					19	16	13
Number of Options Exercisable					21,672,281	24,722,493	27,427,023
Weighted Average Exercise Price					$ 40.71	$ 39.43	$ 38.85
Shares available for Future Grants				39,582,132							229,000
Options exercisable aggregate intrinsic value					164	54	4
Cash Received from stock options exercised					290	181	20
Tax Benefit Realized From Stock Options Exercised					54	18	1
Tax Benefit from stock options exercised (Cash Flow)	42	13	1		42	13	1
Unrecognized compensation on nonvested stock options					119			179
Nonvested options recognized over weighted average period, years					2.52			1.8
Fair value of options vested					$ 52	$ 41	$ 51