Note 7 - Fair Value Measurement of Assets and Liabilities (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Other Current Assets [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Derivative assets	$ 55	$ 112
Long-Term Investment [Member]
Fair Value Disclosure, additional details
Cost and equity method investments included in long-term investments	327	190
Equity Securities [Member] | Long-Term Investment [Member]
Fair Value Disclosure, additional details
Cost and equity method investments included in long-term investments	327	190
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Cash and cash equivalents	6,817	4,691
Total financial assets	12,174	8,299
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Other Current Assets [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Derivative assets	55	112
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	2,591	1,238
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	2,711	2,258
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Other Current Liabilities [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Derivatives liabilities	86	60
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Restricted Cash [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	15	19
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Restricted Cash [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	1
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Corporate Debt Securities [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	1,153	449
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Corporate Debt Securities [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	2,669	2,186
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | US Treasury and Government [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	20	42
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | US Treasury and Government [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	42	71
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Bank Time Deposits [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	765	82
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member] | Equity Securities [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	638	646
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Cash and cash equivalents	5,685	4,691
Total financial assets	6,338	5,357
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Other Current Assets [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Derivative assets	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	653	665
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	1
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Other Current Liabilities [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Derivatives liabilities	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Restricted Cash [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	15	19
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Restricted Cash [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	1
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Corporate Debt Securities [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Corporate Debt Securities [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | US Treasury and Government [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | US Treasury and Government [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Bank Time Deposits [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Equity Securities [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	638	646
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Cash and cash equivalents	1,132	0
Total financial assets	5,836	2,942
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Other Current Assets [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Derivative assets	55	112
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	1,938	573
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	2,711	2,257
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Other Current Liabilities [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Derivatives liabilities	86	60
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Restricted Cash [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Restricted Cash [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Corporate Debt Securities [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	1,153	449
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Corporate Debt Securities [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	2,669	2,186
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | US Treasury and Government [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	20	42
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | US Treasury and Government [Member] | Long-Term Investment [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	42	71
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Bank Time Deposits [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	765	82
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Equity Securities [Member] | Short-term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Investments	$ 0	$ 0