FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2015

Investments, Debt and Equity Securities [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

Financial assets and liabilities measured at fair value on a recurring basis are summarized below:

	March 31, 2015											December 31, 2014
Dollars in Millions	Level 1		Level 2			Level 3			Total			Level 1		Level 2			Level 3			Total
Cash and cash equivalents - Money market and other securities	$	—	$	5,794		$	—		$	5,794		$	—	$	5,051		$	—		$	5,051
Marketable securities:
Certificates of deposit	—		391			—			391			—		896			—			896
Corporate debt securities	—		5,081			—			5,081			—		5,259			—			5,259
Equity funds	—		97			—			97			—		94			—			94
Fixed income funds	—		11			—			11			—		11			—			11
Auction Rate Securities (ARS)	—		—			12			12			—		—			12			12
Derivative assets:
Interest rate swap contracts	—		38			—			38			—		46			—			46
Forward starting interest rate swap contracts	—		6			—			6			—		—			—			—
Foreign currency forward contracts	—		142			—			142			—		118			—			118
Equity investments	32		—			—			32			36		—			—			36
Derivative liabilities:
Interest rate swap contracts	—		—			—			—			—		(3		)	—			(3		)
Forward starting interest rate swap contracts	—		(35		)	—			(35		)	—		—			—			—
Foreign currency forward contracts	—		(4		)	—			(4		)	—		—			—			—
Written option liabilities	—		—			(93		)	(93		)	—		—			(198		)	(198		)
Contingent consideration liability	—		—			(8		)	(8		)	—		—			(8		)	(8		)

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

The following table summarizes the activity for financial assets and liabilities utilizing Level 3 fair value measurements:

	2015								2014
Dollars in Millions	ARS		Written option liabilities			Contingent consideration liability			ARS		Written option liabilities			Contingent consideration liability
Fair value at January 1	$	12	$	(198	)	$	(8	)	$	12	$	(162	)	$	(8	)
Sales	—		69			—			—		—			—
Changes in fair value	—		36			—			—		(16		)	—
Fair value at March 31	$	12	$	(93	)	$	(8	)	$	12	$	(178	)	$	(8	)

Available-for-sale Securities [Table Text Block]

The following table summarizes available-for-sale securities:

Dollars in Millions	Amortized Cost		Gross Unrealized Gain in Accumulated OCI		Gross Unrealized Loss in Accumulated OCI			Fair Value
March 31, 2015
Certificates of deposit	$	391	$	—	$	—		$	391
Corporate debt securities	5,032		51		(2		)	5,081
ARS	9		3		—			12
Equity investments	14		18		—			32
Total	$	5,446	$	72	$	(2	)	$	5,516
December 31, 2014
Certificates of deposit	$	896	$	—	$	—		$	896
Corporate debt securities	5,237		30		(8		)	5,259
ARS	9		3		—			12
Equity investments	14		22		—			36
Total	$	6,156	$	55	$	(8	)	$	6,203

Schedule of Derivatives and Fair Value [Table Text Block]

The following table summarizes the fair value of outstanding derivatives:

		March 31, 2015					December 31, 2014
Dollars in Millions	Balance Sheet Location	Notional		Fair Value			Notional		Fair Value
Derivatives designated as hedging instruments:
Interest rate swap contracts	Other assets	$	1,250	$	38		$	847	$	46
Interest rate swap contracts	Other liabilities	500		—			1,050		(3		)
Forward starting interest rate swap contracts	Other assets	500		6			—		—
Forward starting interest rate swap contracts	Other liabilities	250		(11		)	—		—
Foreign currency forward contracts	Prepaid expenses and other	904		120			1,323		106
Foreign currency forward contracts	Other assets	100		22			100		12
Foreign currency forward contracts	Accrued expenses	500		(4		)	—		—

		March 31, 2015					December 31, 2014
Amounts in Millions	Balance Sheet Location	Notional		Fair Value			Notional		Fair Value
Derivatives designated as hedging instruments:
Forward starting interest rate swap contracts	Accrued expenses	€	500	$	(24	)	€	—	$	—

Schedule of Fair Value and Other Adjustments to Long Term Debt [Table Text Block]

Long-term debt includes:

Dollars in Millions	March 31, 2015			December 31, 2014
Principal Value	$	6,677		$	6,804
Adjustments to Principal Value:
Fair value of interest rate swap contracts	38			43
Unamortized basis adjustment from interest rate swap contract terminations	470			454
Unamortized bond discounts	(58		)	(59		)
Total	$	7,127		$	7,242

Schedule of Debt Repurchases [Table Text Block]

There were no debt redemptions in 2015, see below for the debt redemption in 2014:

	Three Months Ended
Dollars in Millions	March 31, 2014
Principal amount	$	582
Carrying value	633
Debt redemption price	676
Notional amount of interest rate swap contracts terminated	500
Interest rate swap contract termination payments	(4		)
Total loss	45