Note 7 - Derivative Instruments, Effect of Derivative Contracts on Condensed Consolidated Financial Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Derivative Instruments, Gain (Loss)
Gain (loss) recognized from derivative contracts in the consolidated statement of income	$ 20	$ 6	$ 51	$ (23)
Designated as Hedging Instrument [Member] | Net Revenue [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss)
Gain (loss) recognized from derivative contracts in the consolidated statement of income	16	(6)	42	(23)
Designated as Hedging Instrument [Member] | Operating Expense [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss)
Gain (loss) recognized from derivative contracts in the consolidated statement of income	6	(3)	15	(8)
Not Designated as Hedging Instrument [Member] | Interest and Other, Net [Member] | Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss)
Gain (loss) recognized from derivative contracts in the consolidated statement of income	(2)	15	(10)	8
Not Designated as Hedging Instrument [Member] | Interest and Other, Net [Member] | Embedded Derivative Financial Instruments [Member]
Derivative Instruments, Gain (Loss)
Gain (loss) recognized from derivative contracts in the consolidated statement of income	$ 0	$ 0	$ 4	$ 0