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Operating Units Energy Segment (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 0 Months Ended 3 Months Ended 0 Months Ended 3 Months Ended
Mar. 31, 2014
CVR Refining, LP [Member]
May 21, 2013
CVR Refining, LP [Member]
Energy Segment [Member]
Jan. 30, 2013
CVR Refining, LP [Member]
Energy Segment [Member]
Jan. 23, 2013
CVR Refining, LP [Member]
Energy Segment [Member]
Mar. 31, 2014
CVR Refining, LP [Member]
Energy Segment [Member]
May 29, 2013
CVR Partners, LP [Member]
Energy Segment [Member]
Mar. 31, 2014
CVR Partners, LP [Member]
Energy Segment [Member]
Mar. 31, 2014
CVR Energy, Inc. [Member]
Mar. 31, 2014
Crude oil gathering [Member]
Energy Segment [Member]
Mar. 31, 2014
Nitrogen Fertilizer [Member]
Energy Segment [Member]
Mar. 31, 2014
Coffeyville, Kansas [Member]
Petroleum [Member]
Energy Segment [Member]
bbl
Mar. 31, 2014
Coffeyville, Kansas [Member]
Pipeline transportation of crude oil [Member]
Energy Segment [Member]
miles
Mar. 31, 2014
Wynnewood, Oklahoma [Member]
Petroleum [Member]
Energy Segment [Member]
bbl
Mar. 31, 2014
Cushing, Oklahoma [Member]
Petroleum [Member]
Energy Segment [Member]
bbl
Segment Reporting Information [Line Items]                            
Percentage of equity ownership in subsidiary 4.00%       71.00%   53.00% 82.00%            
Proceeds from issuance of subsidiary equity   $ 406 $ 90 $ 600   $ 302                
Purchase of addtional subsidiary equity by parent company   $ 62   $ 100                    
Barrels per day                 55,000   115,000 145,000 70,000  
Crude oil pipeline owned and leased (in miles)                       350    
Capacity of crude oil storage tanks (in barrels)                     1,200,000   500,000 1,000,000
Production, Barrels of Oil, Combined Refinery Related Storage Capacity                           4,500,000
Capacity of leased crude oil storage tanks ( in barrels)                           3,300,000
Ton-per-day ammonia unit facility                   1,225        
Ton-per-day of Urea and Ammonium Nitrate unit facility                   3,000        
Cubic feet of hydrogen per day gasifiation complex                   84,000,000