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Cash Flow Information
12 Months Ended
Dec. 31, 2015
Supplemental Cash Flow Elements [Abstract]  
Cash Flow Information

P. Cash Flow Information

Cash paid for interest and income taxes was as follows:

 

     2015      2014      2013  

Interest, net of amount capitalized

   $ 270       $ 310       $ 304   

Income taxes, net of amount refunded

   $ 265       $ 184       $ 106