Represents the increase in property tax expenses due to reassessment of property.

No definition available.

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Namespace Prefix:	cvi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the period for property tax abatement.

+ References

No definition available.

+ Details

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

- Definition

Amount awarded from other party in judgment or settlement of litigation.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349

+ Details

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

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Commitments and Contingencies - Litigation (Details) $ in Millions		1 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2007	Apr. 30, 2019 USD ($)	Sep. 30, 2019 lawsuit	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Dec. 31, 2009 USD ($)	Dec. 31, 2008 USD ($)
Call Option Lawsuits
Loss Contingencies [Line Items]
Number of lawsuits filed \| lawsuit			9
CRNF
Loss Contingencies [Line Items]
Property tax abatement period	10 years
Increase in annual property tax expense (in excess of)				$ 10	$ 10	$ 10	$ 10	$ 10
Litigation settlement agreement, recovery amount		$ 8