XML 26 R30.htm IDEA: XBRL DOCUMENT v2.4.0.8
Earnings Per Share (Details)
In Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Convertible Senior Notes
   
Earnings per share    
Securities not included in computation of diluted loss per share (in millions of shares) 18 28
Stock options, outperform stock appreciation rights (OSOs), restricted stock units and warrants
   
Earnings per share    
Securities not included in computation of diluted loss per share (in millions of shares) 5 6