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Note 12 - Income Taxes (Tables)
6 Months Ended
Jun. 30, 2013
Income Taxes [Abstract]  
Changes in unrecognized tax benefits
The following table reflects changes in unrecognized tax benefits for the six months ended June 30, 2013:
 
 
(In millions)
Gross amounts of unrecognized tax benefits as of January 1, 2013
$
340

Increases related to prior period tax positions
14

Decreases related to prior period tax positions
(7
)
Increases related to current period tax positions
22

Settlements
(2
)
Gross amounts of unrecognized tax benefits as of June 30, 2013
$
367