Note 7 - Fair Value Measurement of Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 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 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	19		19		—
Corporate debt securities	449		—		449
Government and agency securities	42		—		42
Time deposits	82		—		82
Equity instruments	646		646		—
Total short-term investments	1,238		665		573
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	$	5,357	$	2,942
Liabilities:
Derivatives	$	60	$	—	$	60

Description	Balance as of December 31, 2012		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)
	(In millions)
Assets:
Cash and cash equivalents	$	6,817	$	5,685	$	1,132
Short-term investments:
Restricted cash	15		15		—
Corporate debt securities	1,153		—		1,153
Government and agency securities	20		—		20
Time deposits	765		—		765
Equity instruments	638		638		—
Total short-term investments	2,591		653		1,938
Derivatives	55		—		55
Long-term investments:
Restricted cash	—		—		—
Corporate debt securities	2,669		—		2,669
Government and agency securities	42		—		42
Total long-term investments	2,711		—		2,711
Total financial assets	$	12,174	$	6,338	$	5,836
Liabilities:
Derivatives	$	86	$	—	$	86