v3.5.0.2

Related Party Transactions - Additional Information (Details)			1 Months Ended	3 Months Ended			9 Months Ended
	Apr. 01, 2016 USD ($)	Feb. 09, 2016 USD ($)	Mar. 31, 2016 shares	Sep. 30, 2016 USD ($) railcar	Jun. 30, 2016 USD ($) railcar shares	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)
Related Party Transaction [Line Items]
Accounts payable, due to affiliates				$ 1,980,000			$ 1,980,000		$ 1,940,000
Personnel accruals, with affiliates				2,181,000			2,181,000		1,974,000
Purchase of noncontrolling interest							5,000,000
Services Agreement
Related Party Transaction [Line Items]
Personnel costs				1,700,000		$ 1,600,000	5,000,000	$ 4,200,000
Accounts payable, due to affiliates				3,200,000			3,200,000		3,200,000
Limited Partnership Agreement
Related Party Transaction [Line Items]
Personnel costs				700,000		$ 1,000,000	2,900,000	$ 3,100,000
Personnel accruals, with affiliates				2,400,000			2,400,000		2,000,000
Insight Portfolio Group LLC
Related Party Transaction [Line Items]
Due to related party				$ 0			$ 0		$ 0
CRLLC
Related Party Transaction [Line Items]
Minimum face amount of third party debt		$ 125,000,000
CRLLC | Maximum
Related Party Transaction [Line Items]
Guaranty agreement, term of debt		2 years
CRLLC | Minimum
Related Party Transaction [Line Items]
Termination of guaranty, term of third party debt		1 year
CRLLC | Letter of Credit
Related Party Transaction [Line Items]
Loan term	1 year
Borrowing capacity	$ 150,000,000.0
CRLLC | Letter of Credit | LIBOR
Related Party Transaction [Line Items]
Basis spread on variable rate	3.00%
Affiliates
Related Party Transaction [Line Items]
Lease arrangement, number of railcars to be leased | railcar					115
Lease agreement, term contract					7 years
Lease agreement, number of railcars | railcar				80
Affiliates | AEPC Facility | Senior Notes
Related Party Transaction [Line Items]
Debt instrument face amount	$ 320,000,000.0
Loan term	2 years
Debt instrument, percentage rate	12.00%
CVR Energy, Inc | CVR Nitrogen
Related Party Transaction [Line Items]
Units purchased (in units) | shares			400,000		400,000
Purchase of noncontrolling interest					$ 5,000,000

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