CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (UNAUDITED) (USD $)
In Millions, unless otherwise specified
Total
Common Stock
Additional Paid-in Capital
Retained Earnings
Treasury Stock
Accumulated Other Comprehensive Income (Loss)
Balance at Dec. 31, 2014 $ 1,796 $ 1 $ 2,168 $ 503 $ (802) $ (74) [1]
Balance (in shares) at Dec. 31, 2014   98 [2]     10  
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 115     115    
Foreign currency translation adjustments (89)         (89) [1]
Stock compensation expense, net     14      
4 percent Convertible Senior Notes (in shares) [2],[3]   3        
4 percent Convertible Senior Notes [3]     1      
Shares repurchased and retired     (27)      
Repurchase of common stock (in shares)   (4) [2]     4  
Repurchase of common stock         (316)  
Balance at Mar. 31, 2015 $ 1,494 $ 1 $ 2,156 $ 618 $ (1,118) $ (163) [1]
Balance (in shares) at Mar. 31, 2015   97 [2]     14  
[1] The Accumulated Other Comprehensive Loss balance primarily reflects foreign currency translation adjustments.
[2] An aggregate of less than 5 million net shares were issued during the year ended December 31, 2014.
[3] Reflects amortization of the original issue discount on the 4 percent Convertible Senior Notes (an amount equal to the unamortized portion of the original issue discount is reflected as “temporary equity” in our consolidated balance sheet) and the conversion of a portion of the 4 percent Convertible Senior Notes during the three months ended March 31, 2015. See note 7 to our condensed consolidated financial statements for additional detail.