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Commitments and Contingencies - Contingencies (Details)
$ in Millions
 1 Months Ended 12 Months Ended
Dec. 31, 2007
Jan. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2012
USD ($)
Dec. 31, 2011
USD ($)
Dec. 31, 2010
USD ($)
Dec. 31, 2009
USD ($)
Dec. 31, 2008
USD ($)
Feb. 20, 2019
lawsuit
Litigation | Coffeyville Facility                  
Loss Contingencies [Line Items]                  
Property tax abatement period 10 years                
Increase in property tax expenses (in excess of)       $ 10 $ 10 $ 10 $ 10 $ 10  
Insurance Settlement | CVR Partners                  
Loss Contingencies [Line Items]                  
Total consideration to be paid by the underwriters     $ 6            
Amount received     5            
Amount recorded as receivable     $ 1            
Subsequent Event | Insurance Settlement | CVR Partners                  
Loss Contingencies [Line Items]                  
Amount received   $ 1              
Call Option Lawsuits | Subsequent Event | CVR Energy, CVR Refining, CVR Refining Holdings, and IEP and Certain Directors and Affiliates                  
Loss Contingencies [Line Items]                  
Number of lawsuits filed | lawsuit                 6