Note 6 - Fair Value Measurement of Assets and Liabilities (Tables)

6 Months Ended

Jun. 30, 2012

Fair Value Measurement of Assets and Liabilities Disclosure [Abstract]

Schedule of fair value of assets and liabilities measured on recurring basis

Description	Balance as of June 30, 2012		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)
	(In millions)
Assets:
Cash and cash equivalents	$	4,038	$	4,038	$	—
Short-term investments:
Restricted cash	17		17		—
Corporate debt securities	990		—		990
Government and agency securities	1		—		1
Time deposits	92		—		92
Equity instruments	616		616		—
Total short-term investments	1,716		633		1,083
Derivatives	96		—		96
Long-term investments:
Corporate debt securities	2,393		—		2,393
Government and agency securities	57		—		57
Total long-term investments	2,450		—		2,450
Total financial assets	$	8,300	$	4,671	$	3,629
Liabilities:
Derivatives	$	39	$	—	$	39

Description	Balance as of December 31, 2011		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)
	(In millions)
Assets:
Cash and cash equivalents	$	4,691	$	4,691	$	—
Short-term investments:
Restricted cash	20		20		—
Corporate debt securities	448		—		448
Government and agency securities	42		—		42
Time deposits	82		—		82
Equity instruments	646		646		—
Total short-term investments	1,238		666		572
Derivatives	112		—		112
Long-term investments:
Restricted cash	1		1		—
Corporate debt securities	2,186		—		2,186
Government and agency securities	71		—		71
Total long-term investments	2,258		1		2,257
Total financial assets	$	8,299	$	5,358	$	2,941
Liabilities:
Derivatives	$	60	$	—	$	60