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Accounts Payable and Other Current Liabilities (Tables)
12 Months Ended
Dec. 31, 2018
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
Accounts payable and other current liabilities consisted of the following (in millions):
 
 
December 31,
2018
 
December 31,
2017
Compensation and benefits payable
 
$
913

 
$
857

Property and income tax liabilities
 
382

 
301

Accrued interest
 
270

 
289

Customer incentives
 
231

 
201

Capital expenditure estimated liabilities
 
188

 
167

Accounts payable
 
169

 
309

Casualty and environmental liabilities
 
120

 
125

Rents and leases
 
117

 
109

Other
 
871

 
811

      Total
 
$
3,261

 
$
3,169