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Financing Arrangements (Tables)
3 Months Ended
Mar. 31, 2017
Financing Arrangements [Abstract]  
Schedule of Notes Payable
The following table summarizes the carrying value of notes payable at March 31, 2017 and December 31, 2016, respectively.
Millions of dollars
 
March 31, 2017
 
December 31, 2016
Commercial paper
 
735

 

Short-term borrowings to banks
 
99

 
34

Total notes payable
 
$
834

 
$
34