Operating Units Energy Segment (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended			0 Months Ended					9 Months Ended	0 Months Ended	9 Months Ended										9 Months Ended				0 Months Ended
	Sep. 30, 2014 Energy Segment [Member]	Sep. 30, 2013 Energy Segment [Member]	Sep. 30, 2014 CVR Refining, LP [Member]	Jul. 24, 2014 CVR Refining, LP [Member] Energy Segment [Member]	Jun. 30, 2014 CVR Refining, LP [Member] Energy Segment [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]	Sep. 30, 2014 CVR Refining, LP [Member] Energy Segment [Member]	May 29, 2013 CVR Partners, LP [Member] Energy Segment [Member]	Sep. 30, 2014 CVR Partners, LP [Member] Energy Segment [Member]	Sep. 30, 2014 CVR Energy, Inc. [Member]	Sep. 30, 2014 Crude Oil Gathering [Member] Energy Segment [Member]	Sep. 30, 2014 Nitrogen Fertilizer [Member] Energy Segment [Member]	Sep. 30, 2014 Coffeyville, Kansas [Member] Energy Segment [Member] bbl	Sep. 30, 2014 Coffeyville, Kansas [Member] Petroleum [Member] Energy Segment [Member]	Sep. 30, 2014 Coffeyville, Kansas [Member] 486110 Pipeline Transportation of Crude Oil [Member] Energy Segment [Member]	Sep. 30, 2014 Wynnewood, Oklahoma [Member] Energy Segment [Member] bbl	Sep. 30, 2014 Wynnewood, Oklahoma [Member] Petroleum [Member] Energy Segment [Member]	Sep. 30, 2014 Cushing, Oklahoma [Member] Energy Segment [Member] bbl	Sep. 30, 2014 Non-controlling Interests Energy Segment [Member]	Sep. 30, 2013 Non-controlling Interests Energy Segment [Member]	Sep. 30, 2014 Total Partners' Equity Energy Segment [Member]	Sep. 30, 2013 Total Partners' Equity Energy Segment [Member]	Jul. 24, 2014 Secondary offering [Member] CVR Refining, LP [Member] Energy Segment [Member]
Segment Reporting Information [Line Items]
Percentage of equity ownership in subsidiary			4.00%						66.00%		53.00%	82.00%
Proceeds from issuance of subsidiary equity	$ 160	$ 990		$ 15	$ 170	$ 406	$ 90	$ 600		$ 302											$ 150	$ 902	$ 10	$ 88	$ 10
Purchase of addtional subsidiary equity by parent company						$ 62		$ 100
Barrels per day													60,000			115,000	145,000		70,000
Production, Barrels of Oil, Storage Capacity															1,200,000			500,000		1,000,000
Production, Barrels of Oil, Combined Refinery Related Storage Capacity																				4,500,000
Production, Barrels of Oil, Leased Storage Capacity																				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