Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis (USD $) In Millions, unless otherwise specified	Jun. 30, 2013		Dec. 31, 2012
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Other assets	$ 561		$ 301
Current Assets [Member] | Fair Value, Inputs, Level 1 [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Short-term investments	870		1,156
Current Assets [Member] | Fair Value, Inputs, Level 2 [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Other current assets	269	[1]	166	[2]
Current Assets [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Short-term investments	870		1,156
Other current assets	269	[1]	166	[2]
Non Current Assets [Member] | Fair Value, Inputs, Level 2 [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Other assets	254	[1],[3]	40	[3]
Non Current Assets [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Other assets	254	[1],[3]	40	[3]
Current Liabilities [Member] | Fair Value, Inputs, Level 2 [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Other liabilities	25	[1]	13	[2]
Current Liabilities [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Other liabilities	25	[1]	13	[2]
Non Current Liabilities [Member] | Fair Value, Inputs, Level 2 [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Other liabilities	54	[1]
Non Current Liabilities [Member]
Note 15 - Fair Value Measurements (Details) - Major Categories of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Other liabilities	$ 54	[1]

[1] Derivative assets and liabilities include foreign exchange contracts, interest rate contracts, and translated earnings contracts which are measured using observable quoted prices for similar assets and liabilities.

[2] Derivative assets and liabilities include foreign exchange contracts which are measured using observable quoted prices for similar assets and liabilities.

[3] Other assets include asset-backed securities which are measured using observable quoted prices for similar assets.