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Long-Term Debt (Details 2) (Wynnewood Acquisition)	3 Months Ended
	Mar. 31, 2013
Capital Lease related to Excel Pipeline LLC
Capital Lease Obligations
Remaining term of leases	199 months
Capital Lease related to Magellan Pipeline Terminals, L.P.
Capital Lease Obligations
Remaining term of leases	198 months

X

- Definition

Represents the remaining term of the lease.

+ References

No definition available.

+ Details

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Namespace Prefix:	cvi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration