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Note 3 - Business Combinations and Divestitures (Tables)
6 Months Ended
Jun. 30, 2012
Business Combinations [Abstract]  
Schedule of unaudited pro forma financial information
The unaudited pro forma financial information is as follows (in millions, except per share amounts):
 
Six Months Ended June 30,
 
2011
Total revenues
$
5,692

Net income
700

Basic earnings per share
0.54

Diluted earnings per share
$
0.53