Note 14 - Hedging Activities (Details) - Summary of Notional Amounts and Respective Fair Values of Derivative Financial Instruments (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Note 14 - Hedging Activities (Details) - Summary of Notional Amounts and Respective Fair Values of Derivative Financial Instruments [Line Items]
Notional amount	$ 13,653	$ 8,613
Asset derivatives, fair value	379	462
Liability derivatives, fair value	(31)	(37)
Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member]
Note 14 - Hedging Activities (Details) - Summary of Notional Amounts and Respective Fair Values of Derivative Financial Instruments [Line Items]
Notional amount	388	433
Asset derivatives, fair value	2	8
Liability derivatives, fair value	(3)	(3)
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
Note 14 - Hedging Activities (Details) - Summary of Notional Amounts and Respective Fair Values of Derivative Financial Instruments [Line Items]
Notional amount	550	550
Liability derivatives, fair value	(23)	(28)
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member]
Note 14 - Hedging Activities (Details) - Summary of Notional Amounts and Respective Fair Values of Derivative Financial Instruments [Line Items]
Notional amount	1,100	804
Asset derivatives, fair value	9	20
Liability derivatives, fair value	(4)	(3)
Not Designated as Hedging Instrument [Member] | Translated Earnings Contracts [Member]
Note 14 - Hedging Activities (Details) - Summary of Notional Amounts and Respective Fair Values of Derivative Financial Instruments [Line Items]
Notional amount	11,615	6,826
Asset derivatives, fair value	248	344
Liability derivatives, fair value	(1)	(3)
Not Designated as Hedging Instrument [Member]
Note 14 - Hedging Activities (Details) - Summary of Notional Amounts and Respective Fair Values of Derivative Financial Instruments [Line Items]
Asset derivatives, fair value	$ 120	$ 90