Represents the letter of credit sublimit as a percentage of the total facility commitment.

No definition available.

Name:	cvi_LetterOfCreditSublimitAsPercentageOfTotalFacilityCommitment
Namespace Prefix:	cvi_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The expanded maximum borrowing capacity available, which is subject to additional lender commitments.

+ References

No definition available.

+ Details

Name:	cvi_LineOfCreditFacilityOptionalExpansionMaximumBorrowingCapacity
Namespace Prefix:	cvi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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

- Definition

For an unclassified balance sheet, the amount as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain. Such amount is before the consideration of accumulated amortization.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399

+ Details

Name:	us-gaap_DeferredFinanceCostsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long-Term Debt (Details 5) (CRLLC, USD $)	Dec. 31, 2011	Dec. 15, 2011	Feb. 22, 2011
ABL Credit Facility
Debt Instrument [Line Items]
Borrowing capacity		$ 400,000,000.0	$ 250,000,000.0
Deferred finance costs	9,100,000
Letter of credit sublimit as a percentage of the total facility commitment			90.00%
Maximum borrowing capacity optional expansion			250,000,000.0
First Priority Credit Facility
Debt Instrument [Line Items]
Borrowing capacity			$ 150,000,000.0