XML 39 R30.htm IDEA: XBRL DOCUMENT v2.4.0.6
Note 12 - Income Taxes (Tables)
3 Months Ended
Mar. 31, 2013
Income Taxes [Abstract]  
Changes in unrecognized tax benefits
The following table reflects changes in unrecognized tax benefits for the three-month period ended March 31, 2013:
 
 
(In millions)
Gross amounts of unrecognized tax benefits as of January 1, 2013
$
340

Increases related to prior period tax positions
21

Decreases related to prior period tax positions
(5
)
Increases related to current period tax positions
10

Gross amounts of unrecognized tax benefits as of March 31, 2013
$
366